diff --git a/Casks/8/8x8-work.rb b/Casks/8/8x8-work.rb
index 4dddcc91a3..52da2c91c6 100644
--- a/Casks/8/8x8-work.rb
+++ b/Casks/8/8x8-work.rb
@@ -8,7 +8,7 @@ cask "8x8-work" do
   homepage "https://www.8x8.com/products/apps"
 
   livecheck do
-    url "https://support.8x8.com/cloud-phone-service/voice/work-desktop/download-8x8-work-for-desktop#Download_for_Mac"
+    url "https://support.8x8.com/business-phone/voice/work-desktop/download-8x8-work-for-desktop"
     regex(/work[._-]dmg[._-]v(\d+(?:.\d+)*)\.dmg/i)
   end
 
diff --git a/Casks/a/adium.rb b/Casks/a/adium.rb
index 5205004a0b..5ef0f98c87 100644
--- a/Casks/a/adium.rb
+++ b/Casks/a/adium.rb
@@ -9,7 +9,7 @@ cask "adium" do
   homepage "https://www.adium.im/"
 
   livecheck do
-    url "https://www.adium.im/sparkle/appcast-release.xml"
+    url "https://sparkle.adium.im/appcast-release.xml"
     strategy :sparkle
   end
 
diff --git a/Casks/a/atext.rb b/Casks/a/atext.rb
index b025c07ff6..7ee0a6d92b 100644
--- a/Casks/a/atext.rb
+++ b/Casks/a/atext.rb
@@ -8,7 +8,7 @@ cask "atext" do
   homepage "https://www.trankynam.com/atext/"
 
   livecheck do
-    url "https://www.trankynam.com/atext/changelog.mac.html"
+    url "https://www.trankynam.com/atext/changelog.mac"
     regex(/aText\s*v?(\d+(?:\.\d+)+)["< ]/i)
   end
 
diff --git a/Casks/a/avitools.rb b/Casks/a/avitools.rb
index 65a2ec19ea..3e46c0a84b 100644
--- a/Casks/a/avitools.rb
+++ b/Casks/a/avitools.rb
@@ -8,7 +8,7 @@ cask "avitools" do
   homepage "https://www.emmgunn.com/avitools-home/"
 
   livecheck do
-    url "https://www.emmgunn.com/avitools-home/avitools-downloads/"
+    url "https://emmgunn.com/avitools-home/avitools-downloads/"
     regex(%r{href=.*?/avitools(\d+(?:\.\d+)+)\.zip}i)
   end
 
diff --git a/Casks/b/bluos-controller.rb b/Casks/b/bluos-controller.rb
index 0ee6a3cd1c..0e8a6afad1 100644
--- a/Casks/b/bluos-controller.rb
+++ b/Casks/b/bluos-controller.rb
@@ -9,7 +9,7 @@ cask "bluos-controller" do
   homepage "https://www.bluesound.com/"
 
   livecheck do
-    url "https://www.bluesound.com/downloads"
+    url "https://www.bluesound.com/downloads/"
     regex(%r{uploads/(\d+)/(\d+)/BluOS[._-]Controller[._-]v?(\d+(?:\.\d+)+)[._-]MacOS\.zip}i)
     strategy :page_match do |page, regex|
       page.scan(regex).map { |match| "#{match[2]},#{match[0]},#{match[1]}" }
diff --git a/Casks/b/boxy-suite.rb b/Casks/b/boxy-suite.rb
index 6651309040..9ca4c0322f 100644
--- a/Casks/b/boxy-suite.rb
+++ b/Casks/b/boxy-suite.rb
@@ -9,7 +9,7 @@ cask "boxy-suite" do
   homepage "https://www.boxysuite.com/"
 
   livecheck do
-    url "https://www.boxysuite.com/updates"
+    url "https://www.boxysuite.com/updates/"
     regex(/Version\s+(\d+(?:\.\d+)+)/i)
   end
 
diff --git a/Casks/b/bricklink-partdesigner.rb b/Casks/b/bricklink-partdesigner.rb
index e6b7d20d64..2f52c43a86 100644
--- a/Casks/b/bricklink-partdesigner.rb
+++ b/Casks/b/bricklink-partdesigner.rb
@@ -6,7 +6,7 @@ cask "bricklink-partdesigner" do
       verified: "dzncyaxjqx7p3.cloudfront.net/PartDesigner/"
   name "PartDesigner"
   desc "Design your own LEGO parts"
-  homepage "https://bricklink.com/v3/studio/partdesigner.page"
+  homepage "https://www.bricklink.com/v3/studio/partdesigner.page"
 
   livecheck do
     url :homepage
diff --git a/Casks/c/cheatsheet.rb b/Casks/c/cheatsheet.rb
index b555e43411..65c6a23c55 100644
--- a/Casks/c/cheatsheet.rb
+++ b/Casks/c/cheatsheet.rb
@@ -8,7 +8,7 @@ cask "cheatsheet" do
   homepage "https://www.mediaatelier.com/CheatSheet/"
 
   livecheck do
-    url "https://mediaatelier.com/CheatSheet/feed.php"
+    url "https://www.mediaatelier.com/CheatSheet/feed.php"
     strategy :sparkle
   end
 
diff --git a/Casks/c/coinomi-wallet.rb b/Casks/c/coinomi-wallet.rb
index e5d6721338..ca9e33b727 100644
--- a/Casks/c/coinomi-wallet.rb
+++ b/Casks/c/coinomi-wallet.rb
@@ -6,10 +6,10 @@ cask "coinomi-wallet" do
       user_agent: :fake
   name "Coinomi Wallet"
   desc "Securely store, manage and exchange many blockchain assets"
-  homepage "https://coinomi.com/"
+  homepage "https://www.coinomi.com/en/"
 
   livecheck do
-    url "https://coinomi.com/downloads"
+    url "https://www.coinomi.com/downloads/"
     regex(/href=.*?coinomi[._-]wallet[._-]v?(\d+(?:\.\d+)+)[._-]macos\.dmg/i)
   end
 
diff --git a/Casks/c/connectmenow.rb b/Casks/c/connectmenow.rb
index 56db7e3486..b68a96df84 100644
--- a/Casks/c/connectmenow.rb
+++ b/Casks/c/connectmenow.rb
@@ -8,7 +8,7 @@ cask "connectmenow" do
   homepage "https://www.tweaking4all.com/os-tips-and-tricks/macosx-tips-and-tricks/connectmenow-v#{version.major}/"
 
   livecheck do
-    url "https://www.tweaking4all.com/os-tips-and-tricks/macosx-tips-and-tricks/connectmenow-v#{version.major}"
+    url "https://www.tweaking4all.com/os-tips-and-tricks/macosx-tips-and-tricks/connectmenow-v#{version.major}/"
     regex(%r{href=.*?/ConnectMeNow[._-]v?(\d+(?:\.\d+)+)[._-]macOS[._-]64bit\.dmg}i)
   end
 
diff --git a/Casks/c/couchbase-server-community.rb b/Casks/c/couchbase-server-community.rb
index d2c04ac80f..632dc01f11 100644
--- a/Casks/c/couchbase-server-community.rb
+++ b/Casks/c/couchbase-server-community.rb
@@ -8,7 +8,7 @@ cask "couchbase-server-community" do
   homepage "https://www.couchbase.com/"
 
   livecheck do
-    url "https://www.couchbase.com/downloads"
+    url "https://www.couchbase.com/downloads/"
     regex(/couchbase[._-]server[._-]community[._-]v?(\d+(:?\.\d+)+)[._-]macos[._-]x86[._-]64\.dmg/i)
   end
 
diff --git a/Casks/c/couchbase-server-enterprise.rb b/Casks/c/couchbase-server-enterprise.rb
index 3ff84d365e..4182129a24 100644
--- a/Casks/c/couchbase-server-enterprise.rb
+++ b/Casks/c/couchbase-server-enterprise.rb
@@ -18,7 +18,7 @@ cask "couchbase-server-enterprise" do
     url "https://packages.couchbase.com/releases/#{version}/couchbase-server-enterprise_#{version}-macos_x86_64.dmg"
 
     livecheck do
-      url "https://www.couchbase.com/downloads"
+      url "https://www.couchbase.com/downloads/"
       regex(/couchbase[._-]server[._-]enterprise[._-]v?(\d+(:?\.\d+)+)[._-]macos[._-]x86[._-]64\.dmg/i)
     end
 
diff --git a/Casks/d/darwindumper.rb b/Casks/d/darwindumper.rb
index 071c81b8f0..1871cc53b0 100644
--- a/Casks/d/darwindumper.rb
+++ b/Casks/d/darwindumper.rb
@@ -8,7 +8,7 @@ cask "darwindumper" do
   homepage "https://bitbucket.org/blackosx/darwindumper"
 
   livecheck do
-    url "https://bitbucket.org/blackosx/darwindumper/wiki/DD_AppCast.xml"
+    url "https://bytebucket.org/blackosx/darwindumper/wiki/DD_AppCast.xml"
     strategy :sparkle do |item|
       item.short_version.delete_prefix("r").to_s
     end
diff --git a/Casks/d/dbvisualizer.rb b/Casks/d/dbvisualizer.rb
index 2fa0b8616f..d34d5f79e3 100644
--- a/Casks/d/dbvisualizer.rb
+++ b/Casks/d/dbvisualizer.rb
@@ -11,7 +11,7 @@ cask "dbvisualizer" do
   homepage "https://www.dbvis.com/"
 
   livecheck do
-    url "https://www.dbvis.com/download"
+    url "https://www.dbvis.com/download/"
     regex(/href=.*?dbvis[._-](\d+(?:\.\d+)+)/i)
   end
 
diff --git a/Casks/d/deepgit.rb b/Casks/d/deepgit.rb
index cacf9e97ac..2d31332fbc 100644
--- a/Casks/d/deepgit.rb
+++ b/Casks/d/deepgit.rb
@@ -11,7 +11,7 @@ cask "deepgit" do
   homepage "https://www.syntevo.com/deepgit/"
 
   livecheck do
-    url "https://syntevo.com/deepgit/download"
+    url "https://www.syntevo.com/deepgit/download/"
     regex(%r{href=.*?/deepgit-#{arch}-(\d+(?:_\d+)+)\.dmg}i)
     strategy :page_match do |page, regex|
       page.scan(regex)&.map { |match| match[0].tr("_", ".") }
diff --git a/Casks/d/devolo-cockpit.rb b/Casks/d/devolo-cockpit.rb
index 36546e8581..c132ac4204 100644
--- a/Casks/d/devolo-cockpit.rb
+++ b/Casks/d/devolo-cockpit.rb
@@ -8,7 +8,7 @@ cask "devolo-cockpit" do
   homepage "https://www.devolo.global/devolo-cockpit"
 
   livecheck do
-    url "https://www.devolo.global/support/downloads/download/devolo-cockpit"
+    url "https://www.devolo.global/support/download/download/devolo-cockpit"
     strategy :page_match do |page|
       match = page[%r{href=.*?/devolo-cockpit-v?(\d+(?:-\d+)*).dmg}i, 1]
       match.tr("-", ".")
diff --git a/Casks/d/disk-expert.rb b/Casks/d/disk-expert.rb
index 20e85d30b2..d9fca7d8ed 100644
--- a/Casks/d/disk-expert.rb
+++ b/Casks/d/disk-expert.rb
@@ -8,7 +8,7 @@ cask "disk-expert" do
   homepage "https://nektony.com/disk-expert"
 
   livecheck do
-    url "https://nektony.com/pro-support/disk-expert/update/update.xml"
+    url "https://download.nektony.com/pro-support/disk-expert/update/update.xml"
     strategy :sparkle
   end
 
diff --git a/Casks/d/duplicate-file-finder.rb b/Casks/d/duplicate-file-finder.rb
index 38f194a56c..88506f2a7f 100644
--- a/Casks/d/duplicate-file-finder.rb
+++ b/Casks/d/duplicate-file-finder.rb
@@ -8,7 +8,7 @@ cask "duplicate-file-finder" do
   homepage "https://nektony.com/duplicate-finder-free"
 
   livecheck do
-    url "https://nektony.com/pro-support/duplicates-finder-site/update/update.xml"
+    url "https://download.nektony.com/pro-support/duplicates-finder-site/update/update.xml"
     strategy :sparkle
   end
 
diff --git a/Casks/e/elasticwolf.rb b/Casks/e/elasticwolf.rb
index 3fd7030286..5c71871851 100644
--- a/Casks/e/elasticwolf.rb
+++ b/Casks/e/elasticwolf.rb
@@ -6,7 +6,7 @@ cask "elasticwolf" do
       verified: "s3-us-gov-west-1.amazonaws.com/elasticwolf/"
   name "AWS ElasticWolf Client Console"
   desc "Manage Amazon Web Services (AWS) cloud resources"
-  homepage "https://aws.amazon.com/tools/aws-elasticwolf-client-console/"
+  homepage "https://aws.amazon.com/developer/tools/AWS-ElasticWolf-Client-Console/"
 
   livecheck do
     url :homepage
diff --git a/Casks/e/emailchemy.rb b/Casks/e/emailchemy.rb
index bb60173e29..c25c647416 100644
--- a/Casks/e/emailchemy.rb
+++ b/Casks/e/emailchemy.rb
@@ -9,7 +9,7 @@ cask "emailchemy" do
   homepage "https://weirdkid.com/emailchemy/"
 
   livecheck do
-    url "https://weirdkid.com/emailchemyversionhistory"
+    url "https://weirdkid.com/emailchemyversionhistory/"
     regex(/version\s*(\d+(?:\.\d+)+)/i)
   end
 
diff --git a/Casks/f/flic.rb b/Casks/f/flic.rb
index 1aa9dce017..210e313db4 100644
--- a/Casks/f/flic.rb
+++ b/Casks/f/flic.rb
@@ -6,7 +6,7 @@ cask "flic" do
       verified: "misc-scl-cdn.s3.amazonaws.com/"
   name "Flic"
   desc "Driver for the Flic bluetooth button"
-  homepage "https://flic.io/mac-app"
+  homepage "https://flic.io/applications/mac-app"
 
   livecheck do
     url :homepage
diff --git a/Casks/g/gcc-aarch64-embedded.rb b/Casks/g/gcc-aarch64-embedded.rb
index 45f096ac86..c0853ee7aa 100644
--- a/Casks/g/gcc-aarch64-embedded.rb
+++ b/Casks/g/gcc-aarch64-embedded.rb
@@ -15,7 +15,7 @@ cask "gcc-aarch64-embedded" do
   homepage "https://developer.arm.com/Tools%20and%20Software/GNU%20Toolchain"
 
   livecheck do
-    url "https://developer.arm.com/tools-and-software/open-source-software/developer-tools/gnu-toolchain/downloads"
+    url "https://developer.arm.com/downloads/-/arm-gnu-toolchain-downloads"
     regex(/href=.*?arm-gnu-toolchain-(\d+\.\d+\.\w+)-darwin-(?:\w+)-aarch64-none-elf.pkg/i)
   end
 
diff --git a/Casks/g/gcc-arm-embedded.rb b/Casks/g/gcc-arm-embedded.rb
index cb390c6483..855a438730 100644
--- a/Casks/g/gcc-arm-embedded.rb
+++ b/Casks/g/gcc-arm-embedded.rb
@@ -15,7 +15,7 @@ cask "gcc-arm-embedded" do
   homepage "https://developer.arm.com/Tools%20and%20Software/GNU%20Toolchain"
 
   livecheck do
-    url "https://developer.arm.com/tools-and-software/open-source-software/developer-tools/gnu-toolchain/downloads"
+    url "https://developer.arm.com/downloads/-/arm-gnu-toolchain-downloads"
     regex(/href=.*?arm-gnu-toolchain-(\d+\.\d+\.\w+)-darwin-(?:\w+)-arm-none-eabi.pkg/i)
   end
 
diff --git a/Casks/g/geph.rb b/Casks/g/geph.rb
index da83a60888..00a4821c5c 100644
--- a/Casks/g/geph.rb
+++ b/Casks/g/geph.rb
@@ -6,7 +6,7 @@ cask "geph" do
       verified: "sos-ch-dk-2.exo.io/utopia/geph-releases/"
   name "Geph"
   desc "Modular Internet censorship circumvention system"
-  homepage "https://geph.io/en/"
+  homepage "https://geph.io/en"
 
   livecheck do
     url :homepage
diff --git a/Casks/g/gutenprint.rb b/Casks/g/gutenprint.rb
index 0e73c2f8fe..959b9c453e 100644
--- a/Casks/g/gutenprint.rb
+++ b/Casks/g/gutenprint.rb
@@ -2,13 +2,14 @@ cask "gutenprint" do
   version "5.3.3"
   sha256 "6dd810482845604a1e17fc3aef48a03d178798c14fe6f106a443f5af14022519"
 
-  url "https://downloads.sourceforge.net/gimp-print/gutenprint-#{version.major_minor}/#{version}/gutenprint-#{version}.dmg"
+  url "https://downloads.sourceforge.net/gimp-print/gutenprint-#{version.major_minor}/#{version}/gutenprint-#{version}.dmg",
+      verified: "downloads.sourceforge.net/gimp-print/"
   name "Gutenprint"
   desc "Drivers for various printers for use with CUPS and GIMP"
-  homepage "https://gimp-print.sourceforge.net/"
+  homepage "https://gimp-print.sourceforge.io/"
 
   livecheck do
-    url "https://gimp-print.sourceforge.net/MacOSX.php"
+    url "https://gimp-print.sourceforge.io/MacOSX.php"
     regex(/gutenprint[._-]v?(\d+(?:\.\d+)+)\.dmg/i)
     strategy :page_match
   end
diff --git a/Casks/h/hiarcs-chess-explorer.rb b/Casks/h/hiarcs-chess-explorer.rb
index 2862fc375b..b417bf10e4 100644
--- a/Casks/h/hiarcs-chess-explorer.rb
+++ b/Casks/h/hiarcs-chess-explorer.rb
@@ -20,7 +20,7 @@ cask "hiarcs-chess-explorer" do
     sha256 "fb4569d32e04e4a0434892ad283ccfe97f00ce0525c2851e403f8a13e3cdaaf3"
 
     livecheck do
-      url "https://www.hiarcs.com/mac-chess-explorer-download.htm"
+      url "https://www.hiarcs.com/mac-chess-explorer-download.html"
       regex(%r{href=.*?/HIARCS-Chess-Explorer-Installer[._-]v?(\d+(?:\.\d+)+[a-z]?)\.pkg}i)
     end
   end
@@ -28,7 +28,7 @@ cask "hiarcs-chess-explorer" do
   url "https://www.hiarcs.com/hce/HIARCS-Chess-Explorer-Installer-v#{version}.pkg"
   name "(Deep) HIARCS Chess Explorer"
   desc "Chess database, analysis and game playing program"
-  homepage "https://www.hiarcs.com/mac-chess-explorer.htm"
+  homepage "https://www.hiarcs.com/mac-chess-explorer.html"
 
   pkg "HIARCS-Chess-Explorer-Installer-v#{version}.pkg"
 
diff --git a/Casks/h/houdahspot.rb b/Casks/h/houdahspot.rb
index 24a2e3da6e..45cced0798 100644
--- a/Casks/h/houdahspot.rb
+++ b/Casks/h/houdahspot.rb
@@ -8,7 +8,7 @@ cask "houdahspot" do
   homepage "https://www.houdah.com/houdahSpot/"
 
   livecheck do
-    url "https://www.houdah.com/houdahSpot/updates/cast#{version.major}.xml"
+    url "https://www.houdah.com/houdahSpot/updates/cast#{version.major}.php"
     strategy :sparkle, &:short_version
   end
 
diff --git a/Casks/h/hugin.rb b/Casks/h/hugin.rb
index 10ecbf4f42..270148e3d3 100644
--- a/Casks/h/hugin.rb
+++ b/Casks/h/hugin.rb
@@ -2,13 +2,14 @@ cask "hugin" do
   version "2019.2.0"
   sha256 "00caa732134c3b4dedd04f3605a4a1660e6baa49f54b6bb45eb25387dbe1e419"
 
-  url "https://downloads.sourceforge.net/hugin/Hugin-#{version}.dmg"
+  url "https://downloads.sourceforge.net/hugin/Hugin-#{version}.dmg",
+      verified: "downloads.sourceforge.net/hugin/"
   name "Hugin"
   desc "Panorama photo stitcher"
-  homepage "https://hugin.sourceforge.net/"
+  homepage "https://hugin.sourceforge.io/"
 
   livecheck do
-    url "https://hugin.sourceforge.net/download/"
+    url "https://hugin.sourceforge.io/download/"
     regex(/Hugin-(\d+(?:\.\d+)*)\.dmg/i)
     strategy :page_match
   end
diff --git a/Casks/i/iconscout.rb b/Casks/i/iconscout.rb
index 8cd0a384d2..386f991558 100644
--- a/Casks/i/iconscout.rb
+++ b/Casks/i/iconscout.rb
@@ -8,7 +8,7 @@ cask "iconscout" do
   homepage "https://iconscout.com/"
 
   livecheck do
-    url "https://iconscout.com/download"
+    url "https://iconscout.com/desktop-app/for-mac"
     regex(/Iconscout[._-]v?(\d+(?:\.\d+)+)/i)
   end
 
diff --git a/Casks/j/jdk-mission-control.rb b/Casks/j/jdk-mission-control.rb
index 0195b869ac..23667480fe 100644
--- a/Casks/j/jdk-mission-control.rb
+++ b/Casks/j/jdk-mission-control.rb
@@ -8,7 +8,7 @@ cask "jdk-mission-control" do
   url "https://download.java.net/java/GA/jmc#{version.major}/#{version.csv.second}/binaries/jmc-#{version.csv.first}_macos-#{arch}.tar.gz"
   name "JDK Mission Control"
   desc "Tools to manage, monitor, profile and troubleshoot Java applications"
-  homepage "https://jdk.java.net/jmc/8"
+  homepage "https://jdk.java.net/jmc/#{version.major}/"
 
   livecheck do
     url :homepage
diff --git a/Casks/j/jump.rb b/Casks/j/jump.rb
index 35fdfeee63..4ca6d6a9d0 100644
--- a/Casks/j/jump.rb
+++ b/Casks/j/jump.rb
@@ -8,7 +8,7 @@ cask "jump" do
   homepage "https://jumpdesktop.com/#jdmac"
 
   livecheck do
-    url "https://jumpdesktop.com/downloads/viewer/jdmac-web-appcast.xml"
+    url "https://mirror.jumpdesktop.com/downloads/viewer/jdmac-web-appcast.xml"
     strategy :sparkle, &:short_version
   end
 
diff --git a/Casks/k/keka.rb b/Casks/k/keka.rb
index 25de2a3634..71e9304e5a 100644
--- a/Casks/k/keka.rb
+++ b/Casks/k/keka.rb
@@ -9,7 +9,7 @@ cask "keka" do
   homepage "https://www.keka.io/"
 
   livecheck do
-    url "https://u.keka.io"
+    url "https://u.keka.io/keka.xml"
     strategy :sparkle, &:short_version
   end
 
diff --git a/Casks/k/keyman.rb b/Casks/k/keyman.rb
index 47babe266d..b4593f36a1 100644
--- a/Casks/k/keyman.rb
+++ b/Casks/k/keyman.rb
@@ -8,7 +8,7 @@ cask "keyman" do
   homepage "https://keyman.com/"
 
   livecheck do
-    url "https://downloads.keyman.com/mac/stable"
+    url "https://downloads.keyman.com/mac/stable/"
     regex(%r{href=["']?v?(\d+(?:\.\d+)+)/?["' >]}i)
   end
 
diff --git a/Casks/k/keyshot.rb b/Casks/k/keyshot.rb
index c3b5172dc1..9add71833a 100644
--- a/Casks/k/keyshot.rb
+++ b/Casks/k/keyshot.rb
@@ -8,7 +8,7 @@ cask "keyshot" do
   homepage "https://www.keyshot.com/"
 
   livecheck do
-    url "https://www.keyshot.com/dd/"
+    url "https://www.keyshot.com/direct-downloads/"
     regex(/href=.*?keyshot[._-]mac64[._-]v?(\d+(?:\.\d+)+)\.pkg/i)
   end
 
diff --git a/Casks/k/kvirc.rb b/Casks/k/kvirc.rb
index f44e15bec4..d3e3528019 100644
--- a/Casks/k/kvirc.rb
+++ b/Casks/k/kvirc.rb
@@ -5,10 +5,10 @@ cask "kvirc" do
   url "ftp://ftp.kvirc.net/pub/kvirc/#{version}/binary/macosx/KVIrc-#{version}.dmg"
   name "KVIrc"
   desc "IRC Client"
-  homepage "http://kvirc.net/"
+  homepage "https://www.kvirc.net/"
 
   livecheck do
-    url "http://kvirc.net/?id=releases&platform=macosx"
+    url "https://www.kvirc.net/?id=releases&platform=macosx"
     regex(/href=.*?version=(\d+(?:\.\d+)+)/i)
   end
 
diff --git a/Casks/l/lunacy.rb b/Casks/l/lunacy.rb
index 9e1542d839..3eae8a982c 100644
--- a/Casks/l/lunacy.rb
+++ b/Casks/l/lunacy.rb
@@ -8,7 +8,7 @@ cask "lunacy" do
   homepage "https://icons8.com/lunacy"
 
   livecheck do
-    url "https://docs.icons8.com/release-notes/"
+    url "https://lunacy.docs.icons8.com/release-notes/"
     regex(/Lunacy[._-]v?(\d+(?:\.\d+)+)\.dmg/i)
   end
 
diff --git a/Casks/m/maccleaner-pro.rb b/Casks/m/maccleaner-pro.rb
index b4123d5ade..46f9e8b7fd 100644
--- a/Casks/m/maccleaner-pro.rb
+++ b/Casks/m/maccleaner-pro.rb
@@ -8,7 +8,7 @@ cask "maccleaner-pro" do
   homepage "https://nektony.com/mac-cleaner-pro"
 
   livecheck do
-    url "https://nektony.com/pro-support/mac-cleaner-pro/update/update.xml"
+    url "https://download.nektony.com/pro-support/mac-cleaner-pro/update/update.xml"
     strategy :sparkle, &:short_version
   end
 
diff --git a/Casks/m/master-pdf-editor.rb b/Casks/m/master-pdf-editor.rb
index c583cedd5e..e20074b8b9 100644
--- a/Casks/m/master-pdf-editor.rb
+++ b/Casks/m/master-pdf-editor.rb
@@ -8,7 +8,7 @@ cask "master-pdf-editor" do
   homepage "https://code-industry.net/masterpdfeditor/"
 
   livecheck do
-    url "https://code-industry.net/get-masterpdfeditor"
+    url "https://code-industry.net/get-masterpdfeditor/"
     regex(%r{>Version\s(\d+(?:\.\d+)+).*?macOS.*?</h}i)
   end
 
diff --git a/Casks/m/mat.rb b/Casks/m/mat.rb
index b71d8f8de5..2d46ded79e 100644
--- a/Casks/m/mat.rb
+++ b/Casks/m/mat.rb
@@ -5,13 +5,14 @@ cask "mat" do
   sha256 arm:   "4fff45cd2518348eaed38522d5a58ad6e4cc4515c08cd89144944c83db52a7f6",
          intel: "236175bc2f306ec963b708b3b765c1684a018d30da4d38c52c9774b80133ddfb"
 
-  url "https://download.eclipse.org/mat/#{version.major_minor_patch}/rcp/MemoryAnalyzer-#{version}-macosx.cocoa.#{arch}.dmg"
+  url "https://download.eclipse.org/mat/#{version.major_minor_patch}/rcp/MemoryAnalyzer-#{version}-macosx.cocoa.#{arch}.dmg",
+      verified: "download.eclipse.org/mat/"
   name "Eclipse Memory Analyzer"
   desc "Java heap analyzer"
-  homepage "https://www.eclipse.org/mat/"
+  homepage "https://eclipse.dev/mat/"
 
   livecheck do
-    url "https://www.eclipse.org/mat/downloads.php"
+    url "https://eclipse.dev/mat/downloads.php"
     regex(/href=.*?MemoryAnalyzer-(\d+(?:\.\d+)*).*?\.dmg/i)
   end
 
diff --git a/Casks/m/mcreator.rb b/Casks/m/mcreator.rb
index eae0e33faf..afa7fb6a6d 100644
--- a/Casks/m/mcreator.rb
+++ b/Casks/m/mcreator.rb
@@ -9,7 +9,7 @@ cask "mcreator" do
   homepage "https://mcreator.net/"
 
   livecheck do
-    url "https://mcreator.net/changelog/"
+    url "https://mcreator.net/changelog"
     regex(/>v?(\d+(?:\.\d+)+)</i)
   end
 
diff --git a/Casks/m/mds.rb b/Casks/m/mds.rb
index 9498977cb4..9d98113901 100644
--- a/Casks/m/mds.rb
+++ b/Casks/m/mds.rb
@@ -6,10 +6,10 @@ cask "mds" do
       verified: "twocanoes-software-updates.s3.amazonaws.com/"
   name "MDS"
   desc "Deploy Intel and Apple Silicon Macs in Seconds"
-  homepage "https://twocanoes.com/products/mac/mac-deploy-stick/"
+  homepage "https://twocanoes.com/products/mac/mds/"
 
   livecheck do
-    url "https://twocanoes.com/products/mac/mac-deploy-stick/history/"
+    url "https://twocanoes.com/products/mac/mds/history/"
     regex(%r{/MDS_Build-(\d+)_Version-(\d+(?:[._-]\d+)*)\.dmg}i)
     strategy :page_match do |page, regex|
       match = page.match(regex)
diff --git a/Casks/m/millie.rb b/Casks/m/millie.rb
index e9200e94bd..2a59bf9d98 100644
--- a/Casks/m/millie.rb
+++ b/Casks/m/millie.rb
@@ -8,7 +8,7 @@ cask "millie" do
   homepage "https://www.millie.co.kr/"
 
   livecheck do
-    url "https://apis.millie.co.kr/v1/download/installer/mac/latest-mac.yml"
+    url "https://install.millie.co.kr/mac/latest-mac.yml"
     strategy :electron_builder
   end
 
diff --git a/Casks/m/minecraft-server.rb b/Casks/m/minecraft-server.rb
index 03ea8a084d..49bef5686b 100644
--- a/Casks/m/minecraft-server.rb
+++ b/Casks/m/minecraft-server.rb
@@ -9,7 +9,7 @@ cask "minecraft-server" do
   homepage "https://www.minecraft.net/en-us/"
 
   livecheck do
-    url "https://www.minecraft.net/en-us/download/server/"
+    url "https://www.minecraft.net/en-us/download/server"
     strategy :page_match do |page|
       page.scan(%r{href=.*?/objects/(\h+)/server\.jar[^>]*>minecraft[_-]server[._-]v?(\d+(?:\.\d+)*)\.jar}i)
           .map { |match| "#{match[1]},#{match[0]}" }
diff --git a/Casks/m/mkvtools.rb b/Casks/m/mkvtools.rb
index 301cf53ae2..4b4af75fe8 100644
--- a/Casks/m/mkvtools.rb
+++ b/Casks/m/mkvtools.rb
@@ -8,7 +8,7 @@ cask "mkvtools" do
   homepage "https://www.emmgunn.com/mkvtools-home/"
 
   livecheck do
-    url "https://www.emmgunn.com/mkvtools-home/mkvtools-downloads/"
+    url "https://emmgunn.com/mkvtools-home/mkvtools-downloads/"
     regex(%r{href=.*?/mkvtools(\d+(?:\.\d+)*)\.zip}i)
   end
 
diff --git a/Casks/m/mp4tools.rb b/Casks/m/mp4tools.rb
index 7ef0340609..f5390e996c 100644
--- a/Casks/m/mp4tools.rb
+++ b/Casks/m/mp4tools.rb
@@ -8,7 +8,7 @@ cask "mp4tools" do
   homepage "https://www.emmgunn.com/mp4tools-home/"
 
   livecheck do
-    url "https://www.emmgunn.com/mp4tools-home/mp4tools-downloads/"
+    url "https://emmgunn.com/mp4tools-home/mp4tools-downloads/"
     regex(%r{href=.*?/mp4tools(\d+(?:\.\d+)*)\.zip}i)
   end
 
diff --git a/Casks/m/mplabx-ide.rb b/Casks/m/mplabx-ide.rb
index d975a9cdae..1edbfdf947 100644
--- a/Casks/m/mplabx-ide.rb
+++ b/Casks/m/mplabx-ide.rb
@@ -5,7 +5,7 @@ cask "mplabx-ide" do
   url "https://ww1.microchip.com/downloads/aemDocuments/documents/DEV/ProductDocuments/SoftwareTools/MPLABX-v#{version}-osx-installer.dmg"
   name "MPLab X IDE"
   desc "IDE for Microchip's microcontrollers and digital signal controllers"
-  homepage "https://www.microchip.com/en-us/development-tools-tools-and-software/mplab-x-ide"
+  homepage "https://www.microchip.com/en-us/tools-resources/develop/mplab-x-ide"
 
   livecheck do
     url :homepage
diff --git a/Casks/n/neo4j.rb b/Casks/n/neo4j.rb
index 2d3ee156c0..5750e461e2 100644
--- a/Casks/n/neo4j.rb
+++ b/Casks/n/neo4j.rb
@@ -10,7 +10,7 @@ cask "neo4j" do
   homepage "https://neo4j.com/download/"
 
   livecheck do
-    url "https://neo4j.com/download-center/#desktop"
+    url "https://neo4j.com/deployment-center/"
     regex(%r{href=.*?/neo4j-desktop/.*?flavour=osx.*?release=(\d+(?:\.\d+)+)}i)
   end
 
diff --git a/Casks/n/netxms-console.rb b/Casks/n/netxms-console.rb
index f10733327e..9e01b8832f 100644
--- a/Casks/n/netxms-console.rb
+++ b/Casks/n/netxms-console.rb
@@ -11,7 +11,7 @@ cask "netxms-console" do
   homepage "https://netxms.org/"
 
   livecheck do
-    url "https://netxms.org/download"
+    url "https://netxms.com/downloads/"
     regex(/href=.*?nxmc[._-]v?(\d+(?:\.\d+)+)\.dmg/i)
   end
 
diff --git a/Casks/n/nitro-pdf-pro.rb b/Casks/n/nitro-pdf-pro.rb
index dcea6cc9d3..61f1bc0212 100644
--- a/Casks/n/nitro-pdf-pro.rb
+++ b/Casks/n/nitro-pdf-pro.rb
@@ -2,14 +2,13 @@ cask "nitro-pdf-pro" do
   version "13.3.1"
   sha256 "f8838b72ae3821466d2f5a2cdd27c71305ecb3cf35dcfa13d52f6de954c24e69"
 
-  url "https://downloads.gonitro.com/macos/Nitro%20PDF%20Pro%20Retail_#{version}.dmg",
-      verified: "downloads.gonitro.com/macos/"
+  url "https://downloads.gonitro.com/macos/Nitro%20PDF%20Pro%20Retail_#{version}.dmg"
   name "Nitro PDF Pro"
   desc "PDF editing software"
-  homepage "https://pdfpen.com/"
+  homepage "https://www.gonitro.com/pdfpen"
 
   livecheck do
-    url "https://pdfpen.com/pdfpenpro/download_thanks/"
+    url "https://www.gonitro.com/pro/try/mac/download/thanks"
     regex(/href=.*?Retail[._-]v?(\d+(?:\.\d+)+)\.dmg/i)
   end
 
diff --git a/Casks/n/nodebox.rb b/Casks/n/nodebox.rb
index 7b54803722..682db55833 100644
--- a/Casks/n/nodebox.rb
+++ b/Casks/n/nodebox.rb
@@ -9,7 +9,7 @@ cask "nodebox" do
   homepage "https://www.nodebox.net/node/"
 
   livecheck do
-    url "https://www.nodebox.net/download"
+    url "https://www.nodebox.net/download/"
     regex(/href=.*?NodeBox[._-]v?(\d+(?:\.\d+)+)\.dmg/i)
   end
 
diff --git a/Casks/n/nomachine-enterprise-client.rb b/Casks/n/nomachine-enterprise-client.rb
index a92473c028..362edc7ad5 100644
--- a/Casks/n/nomachine-enterprise-client.rb
+++ b/Casks/n/nomachine-enterprise-client.rb
@@ -8,7 +8,7 @@ cask "nomachine-enterprise-client" do
   homepage "https://www.nomachine.com/"
 
   livecheck do
-    url "https://nomachine.com/support&destination=downloads&callback=L2Rvd25sb2FkLz9pZD0xNi"
+    url "https://www.nomachine.com/support&destination=downloads&callback=L2Rvd25sb2FkLz9pZD0xNi"
     regex(/nomachine-enterprise-client[._-]v?(\d+(?:\.\d+)*_\d+)\.dmg/i)
   end
 
diff --git a/Casks/n/nomachine.rb b/Casks/n/nomachine.rb
index 56708743bb..748b009e1f 100644
--- a/Casks/n/nomachine.rb
+++ b/Casks/n/nomachine.rb
@@ -8,7 +8,7 @@ cask "nomachine" do
   homepage "https://www.nomachine.com/"
 
   livecheck do
-    url "https://nomachine.com/support&destination=downloads&callback=L2Rvd25sb2FkLz9pZD03"
+    url "https://www.nomachine.com/support&destination=downloads&callback=L2Rvd25sb2FkLz9pZD03"
     regex(/nomachine[._-]v?(\d+(?:\.\d+)+_\d+)\.dmg/i)
   end
 
diff --git a/Casks/o/onecast.rb b/Casks/o/onecast.rb
index 3b63ca5b93..eca37e17a8 100644
--- a/Casks/o/onecast.rb
+++ b/Casks/o/onecast.rb
@@ -5,10 +5,10 @@ cask "onecast" do
   url "https://onecast.me/downloads/OneCast.dmg"
   name "OneCast"
   desc "Xbox remote play"
-  homepage "https://onecast.me/"
+  homepage "https://www.onecast.me/"
 
   livecheck do
-    url "https://onecast.me/download/"
+    url "https://www.onecast.me/download/"
     regex(/>v(\d+(?:\.\d+)+)</i)
   end
 
diff --git a/Casks/o/openttd.rb b/Casks/o/openttd.rb
index 5784051624..ad6725ab08 100644
--- a/Casks/o/openttd.rb
+++ b/Casks/o/openttd.rb
@@ -12,7 +12,7 @@ cask "openttd" do
     sha256 "085cdb35867dca1dcfb8a1748417e7ba6431551ebc33df290a4e48b244d8d376"
 
     livecheck do
-      url "https://www.openttd.org/downloads/openttd-releases/latest.html"
+      url "https://www.openttd.org/downloads/openttd-releases/latest"
       regex(%r{href=.*?/openttd-(\d+(?:\.\d+)*)-macos-universal\.zip}i)
     end
   end
diff --git a/Casks/p/papyrus.rb b/Casks/p/papyrus.rb
index 8dfb8b87f9..aa0cae5307 100644
--- a/Casks/p/papyrus.rb
+++ b/Casks/p/papyrus.rb
@@ -8,7 +8,7 @@ cask "papyrus" do
   homepage "https://eclipse.org/papyrus/"
 
   livecheck do
-    url "https://www.eclipse.org/papyrus/download.html"
+    url "https://eclipse.dev/papyrus/download.html"
     regex(%r{href=.*?/papyrus-(\d+(?:-\d+)*)-(\d+(?:\.\d+)*)-macosx64\.tar\.gz}i)
     strategy :page_match do |page, regex|
       page.scan(regex).map { |match| "#{match[1]},#{match[0]}" }
diff --git a/Casks/p/pdfkey-pro.rb b/Casks/p/pdfkey-pro.rb
index 8d4ab9b296..32d3e40ced 100644
--- a/Casks/p/pdfkey-pro.rb
+++ b/Casks/p/pdfkey-pro.rb
@@ -4,7 +4,8 @@ cask "pdfkey-pro" do
 
   url "https://pdfkey.com/PDFKeyPro.dmg"
   name "PDFKey Pro"
-  homepage "https://pdfkey.com/"
+  desc "Utility to unlock password-protected PDFs"
+  homepage "https://pdfkey.com/en/"
 
   livecheck do
     url :homepage
diff --git a/Casks/p/perimeter81.rb b/Casks/p/perimeter81.rb
index e0b25316bb..823cd6164d 100644
--- a/Casks/p/perimeter81.rb
+++ b/Casks/p/perimeter81.rb
@@ -9,7 +9,7 @@ cask "perimeter81" do
   homepage "https://perimeter81.com/"
 
   livecheck do
-    url "https://support.perimeter81.com/v1/docs/en/downloading-the-agent/"
+    url "https://support.perimeter81.com/v1/docs/en/downloading-the-agent"
     regex(/href=.*?Perimeter81[._-]v?(\d+(?:\.\d+)+)\.pkg/i)
   end
 
diff --git a/Casks/p/picfindr.rb b/Casks/p/picfindr.rb
index 2207f5ba44..8683d93a4e 100644
--- a/Casks/p/picfindr.rb
+++ b/Casks/p/picfindr.rb
@@ -8,7 +8,7 @@ cask "picfindr" do
   homepage "https://softorino.com/picfindr/"
 
   livecheck do
-    url "https://api.softorino.com/live/app-manager/v3/pfm/mac/updates"
+    url "https://ushining.softorino.com/appcast.php?abbr=pfm"
     strategy :sparkle
   end
 
diff --git a/Casks/p/pingplotter.rb b/Casks/p/pingplotter.rb
index 8d4f568418..b8fecfae0a 100644
--- a/Casks/p/pingplotter.rb
+++ b/Casks/p/pingplotter.rb
@@ -8,7 +8,7 @@ cask "pingplotter" do
   homepage "https://www.pingplotter.com/"
 
   livecheck do
-    url "https://www.pingplotter.com/download/release-notes"
+    url "https://www.pingplotter.com/download/release-notes/"
     regex(/(\d+(?:\.\d+)+).*?h2/i)
   end
 
diff --git a/Casks/p/pocket-casts.rb b/Casks/p/pocket-casts.rb
index 997cfba8a5..5b0df76047 100644
--- a/Casks/p/pocket-casts.rb
+++ b/Casks/p/pocket-casts.rb
@@ -8,7 +8,7 @@ cask "pocket-casts" do
   homepage "https://play.pocketcasts.com/"
 
   livecheck do
-    url "https://static2.pocketcasts.com/mac/appcast.xml"
+    url "https://static.pocketcasts.com/mac/appcast.xml"
     strategy :sparkle, &:short_version
   end
 
diff --git a/Casks/q/qgis.rb b/Casks/q/qgis.rb
index e4dc521793..1b98e81ca7 100644
--- a/Casks/q/qgis.rb
+++ b/Casks/q/qgis.rb
@@ -8,7 +8,7 @@ cask "qgis" do
   homepage "https://www.qgis.org/"
 
   livecheck do
-    url "https://qgis.org/downloads/macos/qgis-macos-pr.sha256sum"
+    url "https://download.qgis.org/downloads/macos/qgis-macos-pr.sha256sum"
     strategy :page_match do |page|
       match = page.match(/qgis_pr_final[._-]v?(\d+(?:_\d+)+)[._-](\d+_\d+)\.dmg/i)
       next if match.blank?
diff --git a/Casks/r/r.rb b/Casks/r/r.rb
index 09636f17f2..2772f083fd 100644
--- a/Casks/r/r.rb
+++ b/Casks/r/r.rb
@@ -62,7 +62,7 @@ cask "r" do
     url "https://cloud.r-project.org/bin/macosx/big-sur-#{arch}/base/R-#{version}-#{arch}.pkg"
 
     livecheck do
-      url "https://cloud.r-project.org/bin/macosx"
+      url "https://cloud.r-project.org/bin/macosx/"
       regex(/href=.*?R[._-]v?(\d+(?:\.\d+)*)([._-]#{arch})?\.pkg/i)
     end
 
diff --git a/Casks/r/realforce.rb b/Casks/r/realforce.rb
index 3a329d0ffe..b0c2a42266 100644
--- a/Casks/r/realforce.rb
+++ b/Casks/r/realforce.rb
@@ -8,7 +8,7 @@ cask "realforce" do
   homepage "https://www.realforce.co.jp/"
 
   livecheck do
-    url "https://www.realforce.co.jp/support/download/software"
+    url "https://www.realforce.co.jp/support/download/software/"
     regex(%r{href=.*?/REALFORCE\s*?CONNECT\s*?Software[._-](\d+(?:-\d+)+)\.pkg})
     strategy :page_match do |page, regex|
       page.scan(regex).map { |match| match[0].tr("-", ".").to_s }
diff --git a/Casks/r/retro-virtual-machine.rb b/Casks/r/retro-virtual-machine.rb
index f49dee948a..1ae9122dee 100644
--- a/Casks/r/retro-virtual-machine.rb
+++ b/Casks/r/retro-virtual-machine.rb
@@ -6,10 +6,10 @@ cask "retro-virtual-machine" do
       verified: "static.retrovm.org/release/"
   name "Retro Virtual Machine"
   desc "ZX Spectrum and Amstrad CPC emulator"
-  homepage "https://www.retrovirtualmachine.org/en/"
+  homepage "https://www.retrovirtualmachine.org/"
 
   livecheck do
-    url "https://www.retrovirtualmachine.org/download"
+    url "https://www.retrovirtualmachine.org/download/"
     regex(/RetroVirtualMachine[._-](\d+(?:\.\d+)+)\.dmg/i)
   end
 
diff --git a/Casks/r/rstudio.rb b/Casks/r/rstudio.rb
index 9cf256a8a4..c25d7d8b70 100644
--- a/Casks/r/rstudio.rb
+++ b/Casks/r/rstudio.rb
@@ -6,10 +6,10 @@ cask "rstudio" do
       verified: "download1.rstudio.org/electron/macos/"
   name "RStudio"
   desc "Data science software focusing on R and Python"
-  homepage "https://www.rstudio.com/"
+  homepage "https://posit.co/products/open-source/rstudio/"
 
   livecheck do
-    url "https://www.rstudio.com/products/rstudio/download/"
+    url "https://posit.co/download/rstudio-desktop/"
     strategy :page_match do |page|
       match = page.match(/RStudio-(\d+(?:\.\d+)+)-(\d+)\.dmg/i)
       next if match.blank?
diff --git a/Casks/s/samsung-portable-ssd-t7.rb b/Casks/s/samsung-portable-ssd-t7.rb
index d35a197281..624f97dba9 100644
--- a/Casks/s/samsung-portable-ssd-t7.rb
+++ b/Casks/s/samsung-portable-ssd-t7.rb
@@ -5,7 +5,7 @@ cask "samsung-portable-ssd-t7" do
   url "https://semiconductor.samsung.com/resources/software-resources/SamsungPortableSSD_Setup_Mac_#{version.csv.second}.zip"
   name "Samsung Portable SSD Software for T7"
   desc "Software for Samsung external storage drives (T7 series)"
-  homepage "https://www.samsung.com/semiconductor/minisite/ssd/download/portable/"
+  homepage "https://semiconductor.samsung.com/consumer-storage/support/tools/"
 
   livecheck do
     url :homepage
diff --git a/Casks/s/singularity.rb b/Casks/s/singularity.rb
index 318dcf37a6..4f938d40fb 100644
--- a/Casks/s/singularity.rb
+++ b/Casks/s/singularity.rb
@@ -9,7 +9,7 @@ cask "singularity" do
   homepage "https://www.singularityviewer.org/"
 
   livecheck do
-    url "https://www.singularityviewer.org/downloads"
+    url "https://www.singularityviewer.org/downloads/"
     strategy :page_match do |page|
       v = page[/Singularity[._-]?Alpha[._-]?(\d+(?:_\d+)*)[._-]?x86_64\.dmg/i, 1]
       v.tr("_", ".")
diff --git a/Casks/s/slack-cli.rb b/Casks/s/slack-cli.rb
index a0b2296d09..6040a671a3 100644
--- a/Casks/s/slack-cli.rb
+++ b/Casks/s/slack-cli.rb
@@ -9,7 +9,7 @@ cask "slack-cli" do
   homepage "https://api.slack.com/future/tools/cli"
 
   livecheck do
-    url "https://api.slack.com/future/changelog"
+    url "https://api.slack.com/automation/changelog"
     regex(%r{h2.*?v?(\d+(?:\.\d+)+).*?/h2}i)
   end
 
diff --git a/Casks/s/softorino-youtube-converter.rb b/Casks/s/softorino-youtube-converter.rb
index f57b7b935a..60e0e6b7cf 100644
--- a/Casks/s/softorino-youtube-converter.rb
+++ b/Casks/s/softorino-youtube-converter.rb
@@ -8,7 +8,7 @@ cask "softorino-youtube-converter" do
   homepage "https://softorino.com/youtube-converter/"
 
   livecheck do
-    url "https://api.softorino.com/live/app-manager/v3/syc2/mac/updates"
+    url "https://ushining.softorino.com/appcast.php?abbr=syc2m"
     strategy :sparkle
   end
 
diff --git a/Casks/s/sourcenote.rb b/Casks/s/sourcenote.rb
index 0919691217..e47adc7712 100644
--- a/Casks/s/sourcenote.rb
+++ b/Casks/s/sourcenote.rb
@@ -4,10 +4,11 @@ cask "sourcenote" do
 
   url "https://www.sourcenoteapp.com/releases/SourceNote_#{version}.dmg"
   name "SourceNote"
+  desc "Text snippet app"
   homepage "https://www.sourcenoteapp.com/"
 
   livecheck do
-    url "https://sourcenoteapp.com/releases/appcast.xml"
+    url "https://www.sourcenoteapp.com/releases/appcast.xml"
     strategy :sparkle
   end
 
diff --git a/Casks/s/springtoolsuite.rb b/Casks/s/springtoolsuite.rb
index 8aac7b7583..84574f915d 100644
--- a/Casks/s/springtoolsuite.rb
+++ b/Casks/s/springtoolsuite.rb
@@ -9,7 +9,7 @@ cask "springtoolsuite" do
       verified: "download.springsource.com/release/"
   name "Spring Tool Suite"
   desc "Next generation tooling for Spring Boot"
-  homepage "https://spring.io/tools"
+  homepage "https://spring.io/tools/"
 
   livecheck do
     url :homepage
diff --git a/Casks/s/sqlcl.rb b/Casks/s/sqlcl.rb
index f3340ef107..d83f3ed2cd 100644
--- a/Casks/s/sqlcl.rb
+++ b/Casks/s/sqlcl.rb
@@ -8,7 +8,7 @@ cask "sqlcl" do
   homepage "https://www.oracle.com/sqlcl"
 
   livecheck do
-    url "https://www.oracle.com/tools/downloads/sqlcl-downloads.html"
+    url "https://www.oracle.com/database/sqldeveloper/technologies/sqlcl/download/"
     regex(/p>Version.*?(\d+(?:\.\d+)+)/i)
   end
 
diff --git a/Casks/s/staruml.rb b/Casks/s/staruml.rb
index 3a9a771366..cb54ade66b 100644
--- a/Casks/s/staruml.rb
+++ b/Casks/s/staruml.rb
@@ -11,7 +11,7 @@ cask "staruml" do
   homepage "https://staruml.io/"
 
   livecheck do
-    url "https://staruml.io/download"
+    url "https://staruml.io/download/"
     regex(%r{href=.*?/StarUML[._-]v?(\d+(?:\.\d+)*)#{arch}\.dmg}i)
   end
 
diff --git a/Casks/s/supernotes.rb b/Casks/s/supernotes.rb
index 9d3e3441df..63fefd8285 100644
--- a/Casks/s/supernotes.rb
+++ b/Casks/s/supernotes.rb
@@ -8,7 +8,7 @@ cask "supernotes" do
   homepage "https://supernotes.app/"
 
   livecheck do
-    url "https://api.supernotes.app/v1/"
+    url "https://api.supernotes.app/v1"
     strategy :json do |json|
       json["version"]
     end
diff --git a/Casks/t/textexpander.rb b/Casks/t/textexpander.rb
index acb90cd22a..64b0fb9406 100644
--- a/Casks/t/textexpander.rb
+++ b/Casks/t/textexpander.rb
@@ -9,7 +9,7 @@ cask "textexpander" do
   homepage "https://smilesoftware.com/TextExpander"
 
   livecheck do
-    url "https://textexpander.com/appcast/TextExpander-macOS.xml"
+    url "https://cgi.textexpander.com/appcast/TextExpander-macOS.xml"
     strategy :sparkle
   end
 
diff --git a/Casks/t/the-battle-for-wesnoth.rb b/Casks/t/the-battle-for-wesnoth.rb
index 756efb5389..22afb57d19 100644
--- a/Casks/t/the-battle-for-wesnoth.rb
+++ b/Casks/t/the-battle-for-wesnoth.rb
@@ -6,7 +6,7 @@ cask "the-battle-for-wesnoth" do
       verified: "sourceforge.net/wesnoth/"
   name "The Battle for Wesnoth"
   desc "Fantasy-themed turn-based strategy game"
-  homepage "https://wesnoth.org/"
+  homepage "https://www.wesnoth.org/"
 
   livecheck do
     url :homepage
diff --git a/Casks/t/thinlinc-client.rb b/Casks/t/thinlinc-client.rb
index 2eacab3aaf..1dc27e3fca 100644
--- a/Casks/t/thinlinc-client.rb
+++ b/Casks/t/thinlinc-client.rb
@@ -5,10 +5,10 @@ cask "thinlinc-client" do
   url "https://www.cendio.com/downloads/clients/tl-#{version}-client-macos.iso"
   name "ThinLinc"
   desc "Linux remote desktop server"
-  homepage "https://www.cendio.com/thinlinc"
+  homepage "https://www.cendio.com/thinlinc/what-is-thinlinc/"
 
   livecheck do
-    url "https://www.cendio.com/thinlinc/download"
+    url "https://www.cendio.com/thinlinc/download/"
     regex(/tl[._-]v?(\d+(?:[._]\d+)+)[._-]client[._-]macos\.iso/i)
   end
 
diff --git a/Casks/t/toshiba-color-mfp.rb b/Casks/t/toshiba-color-mfp.rb
index 232bf78e21..af80028ace 100644
--- a/Casks/t/toshiba-color-mfp.rb
+++ b/Casks/t/toshiba-color-mfp.rb
@@ -8,7 +8,7 @@ cask "toshiba-color-mfp" do
   homepage "https://business.toshiba.com/support"
 
   livecheck do
-    url "http://business.toshiba.com/support/downloads/GetDownloads.jsp?model=e-STUDIO3515AC"
+    url "https://business.toshiba.com/support/downloads/GetDownloads.jsp?model=e-STUDIO3515AC"
     strategy :page_match do |page|
       match = page.match(/"MacDC",.*?"id":"(\d+)",.*?"versionName":"(\d+(?:\.\d+)+)",/)
       next if match.blank?
diff --git a/Casks/t/transmit.rb b/Casks/t/transmit.rb
index e6f6515df2..353f519615 100644
--- a/Casks/t/transmit.rb
+++ b/Casks/t/transmit.rb
@@ -8,7 +8,7 @@ cask "transmit" do
   homepage "https://panic.com/transmit/"
 
   livecheck do
-    url "https://library.panic.com/transmit/transmit5/release-integrity/"
+    url "https://help.panic.com/transmit/transmit#{version.major}/release-integrity/"
     regex(/href=.*?Transmit[\s._-]?v?(\d+(?:\.\d+)+)\.zip/i)
   end
 
diff --git a/Casks/t/tuxera-ntfs.rb b/Casks/t/tuxera-ntfs.rb
index 9ed2a66121..114ac3d9d5 100644
--- a/Casks/t/tuxera-ntfs.rb
+++ b/Casks/t/tuxera-ntfs.rb
@@ -8,7 +8,7 @@ cask "tuxera-ntfs" do
   homepage "https://ntfsformac.tuxera.com/"
 
   livecheck do
-    url "https://ntfsformac.tuxera.com/support"
+    url "https://ntfsformac.tuxera.com/support/"
     regex(/Release\s*?v?(\d+(?:\.\d+)*)/i)
   end
 
diff --git a/Casks/v/vsdx-annotator.rb b/Casks/v/vsdx-annotator.rb
index 3e9cd391ff..ca50b1061a 100644
--- a/Casks/v/vsdx-annotator.rb
+++ b/Casks/v/vsdx-annotator.rb
@@ -8,7 +8,7 @@ cask "vsdx-annotator" do
   homepage "https://nektony.com/products/vsdx-annotator-mac"
 
   livecheck do
-    url "https://nektony.com/promo/vsdx-annotator/update/update.xml"
+    url "https://download.nektony.com/promo/vsdx-annotator/update/update.xml"
     strategy :sparkle, &:short_version
   end
 
diff --git a/Casks/w/waltr.rb b/Casks/w/waltr.rb
index 474d703f4d..d1605f6843 100644
--- a/Casks/w/waltr.rb
+++ b/Casks/w/waltr.rb
@@ -8,7 +8,7 @@ cask "waltr" do
   homepage "https://softorino.com/w#{version.major}/"
 
   livecheck do
-    url "https://api.softorino.com/v1/app-manager/waltr#{version.major}/mac/updates"
+    url "https://shining.softorino.com/appcast.php?abbr=w#{version.major}m"
     strategy :sparkle
   end
 
diff --git a/Casks/w/witch.rb b/Casks/w/witch.rb
index 4f44e556d6..59500564ef 100644
--- a/Casks/w/witch.rb
+++ b/Casks/w/witch.rb
@@ -8,7 +8,7 @@ cask "witch" do
   homepage "https://manytricks.com/witch/"
 
   livecheck do
-    url "https://manytricks.com/witch/appcast.xml"
+    url "https://manytricks.com/witch/appcast/"
     strategy :sparkle, &:short_version
   end
 
diff --git a/Casks/x/xamarin-profiler.rb b/Casks/x/xamarin-profiler.rb
index e18676bb33..d255e76c33 100644
--- a/Casks/x/xamarin-profiler.rb
+++ b/Casks/x/xamarin-profiler.rb
@@ -6,7 +6,7 @@ cask "xamarin-profiler" do
       verified: "dl.xamarin.com/profiler/"
   name "Xamarin Profiler"
   desc "Mono log profiler graphical interface"
-  homepage "https://docs.microsoft.com/en-us/xamarin/tools/profiler/?tabs=macos"
+  homepage "https://learn.microsoft.com/en-us/xamarin/tools/profiler/?tabs=macos"
 
   livecheck do
     url :homepage
diff --git a/Casks/x/xonotic.rb b/Casks/x/xonotic.rb
index c01dcf01e0..ec317b701d 100644
--- a/Casks/x/xonotic.rb
+++ b/Casks/x/xonotic.rb
@@ -5,10 +5,10 @@ cask "xonotic" do
   url "https://dl.xonotic.org/xonotic-#{version}.zip"
   name "Xonotic"
   desc "Arena-style first person shooter"
-  homepage "https://www.xonotic.org/"
+  homepage "https://xonotic.org/"
 
   livecheck do
-    url "https://www.xonotic.org/download/"
+    url "https://xonotic.org/download/"
     regex(%r{href=.*?/xonotic[._-]v?(\d+(?:\.\d+)+)\.zip}i)
   end
 
diff --git a/Casks/x/xrg.rb b/Casks/x/xrg.rb
index e886057f4c..6d5ed8d97d 100644
--- a/Casks/x/xrg.rb
+++ b/Casks/x/xrg.rb
@@ -2,10 +2,11 @@ cask "xrg" do
   version "3.2.1"
   sha256 "26892490b0b67c2baf6286e6360a7a88236fe16e4d94708ba8722037431a1de4"
 
-  url "https://download.gauchosoft.com/xrg/XRG-release-#{version}.zip"
+  url "https://download.gauchosoft.com/xrg/XRG-release-#{version}.zip",
+      verified: "download.gauchosoft.com/xrg/"
   name "XRG"
   desc "System monitor"
-  homepage "https://gauchosoft.com/Products/XRG/"
+  homepage "https://gaucho.software/Products/XRG/"
 
   livecheck do
     url :homepage
diff --git a/Casks/y/youtype.rb b/Casks/y/youtype.rb
index a4881e579e..fb81b3b97c 100644
--- a/Casks/y/youtype.rb
+++ b/Casks/y/youtype.rb
@@ -8,7 +8,7 @@ cask "youtype" do
   homepage "https://github.com/freefelt/YouType"
 
   livecheck do
-    url "https://github.com/freefelt/YouType/raw/main/appcast.xml"
+    url "https://raw.githubusercontent.com/freefelt/YouType/main/appcast.xml"
     strategy :sparkle
   end
 
diff --git a/Casks/z/zed.rb b/Casks/z/zed.rb
index ea6d3c1ed5..a848684658 100644
--- a/Casks/z/zed.rb
+++ b/Casks/z/zed.rb
@@ -8,7 +8,7 @@ cask "zed" do
   homepage "https://zed.dev/"
 
   livecheck do
-    url "https://zed.dev/releases"
+    url "https://zed.dev/releases/stable"
     regex(%r{href=.*?/stable/(\d+(?:\.\d+)+)/Zed.dmg}i)
   end