diff --git a/src/archive/find.rs b/src/archive/find.rs
index 58a54127..38bc08ff 100644
--- a/src/archive/find.rs
+++ b/src/archive/find.rs
@@ -10,7 +10,7 @@ use crate::{GameType, game::GameCache, plugin::has_ascii_extension};
 
 const BSA_FILE_EXTENSION: &str = "bsa";
 
-pub fn find_associated_archives(
+pub(crate) fn find_associated_archives(
     game_type: GameType,
     game_cache: &GameCache,
     plugin_path: &Path,
@@ -205,7 +205,7 @@ mod tests {
         }
 
         impl Fixture {
-            pub fn new(game_type: GameType) -> Self {
+            fn new(game_type: GameType) -> Self {
                 let tmp_dir = tempdir().unwrap();
 
                 let mut cache = GameCache::default();
diff --git a/src/archive/mod.rs b/src/archive/mod.rs
index 936a3ae9..b8badc71 100644
--- a/src/archive/mod.rs
+++ b/src/archive/mod.rs
@@ -6,10 +6,10 @@ mod parse;
 
 use std::collections::{BTreeMap, BTreeSet};
 
-pub use find::find_associated_archives;
-pub use parse::assets_in_archives;
+pub(crate) use find::find_associated_archives;
+pub(crate) use parse::assets_in_archives;
 
-pub fn do_assets_overlap(
+pub(crate) fn do_assets_overlap(
     assets: &BTreeMap<u64, BTreeSet<u64>>,
     other_assets: &BTreeMap<u64, BTreeSet<u64>>,
 ) -> bool {
diff --git a/src/archive/parse.rs b/src/archive/parse.rs
index 2497198c..e8f9e079 100644
--- a/src/archive/parse.rs
+++ b/src/archive/parse.rs
@@ -14,7 +14,7 @@ use crate::{
 
 use super::{ba2, bsa};
 
-pub fn assets_in_archives(archive_paths: &[PathBuf]) -> BTreeMap<u64, BTreeSet<u64>> {
+pub(crate) fn assets_in_archives(archive_paths: &[PathBuf]) -> BTreeMap<u64, BTreeSet<u64>> {
     let mut archive_assets: BTreeMap<u64, BTreeSet<u64>> = BTreeMap::new();
 
     for archive_path in archive_paths {
diff --git a/src/database/conditions.rs b/src/database/conditions.rs
index 0c86d7df..7598f62b 100644
--- a/src/database/conditions.rs
+++ b/src/database/conditions.rs
@@ -4,7 +4,7 @@ use loot_condition_interpreter::Expression;
 
 use crate::metadata::{File, PluginCleaningData, PluginMetadata};
 
-pub fn evaluate_all_conditions(
+pub(crate) fn evaluate_all_conditions(
     mut metadata: PluginMetadata,
     state: &loot_condition_interpreter::State,
 ) -> Result<Option<PluginMetadata>, loot_condition_interpreter::Error> {
@@ -57,7 +57,7 @@ pub fn evaluate_all_conditions(
     }
 }
 
-pub fn evaluate_condition(
+pub(crate) fn evaluate_condition(
     condition: &str,
     state: &loot_condition_interpreter::State,
 ) -> Result<bool, loot_condition_interpreter::Error> {
@@ -75,7 +75,7 @@ fn evaluate_condition_option(
     }
 }
 
-pub fn filter_map_on_condition<T: Clone>(
+pub(crate) fn filter_map_on_condition<T: Clone>(
     item: &T,
     condition: Option<&str>,
     state: &loot_condition_interpreter::State,
diff --git a/src/game.rs b/src/game.rs
index c278546a..ab1097da 100644
--- a/src/game.rs
+++ b/src/game.rs
@@ -773,7 +773,7 @@ pub(crate) struct GameCache {
 }
 
 impl GameCache {
-    pub fn set_archive_paths(&mut self, archive_paths: Vec<PathBuf>) {
+    pub(crate) fn set_archive_paths(&mut self, archive_paths: Vec<PathBuf>) {
         self.archive_paths.clear();
         self.archive_paths.extend(archive_paths);
     }
@@ -801,7 +801,7 @@ impl GameCache {
         self.plugins.get(&Filename::new(plugin_name.to_owned()))
     }
 
-    pub fn archives_iter(&self) -> impl Iterator<Item = &PathBuf> {
+    pub(crate) fn archives_iter(&self) -> impl Iterator<Item = &PathBuf> {
         self.archive_paths.iter()
     }
 }
diff --git a/src/lib.rs b/src/lib.rs
index dff36bd3..2f198912 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,6 +1,5 @@
 // Allow some lints that are denied at the workspace level.
 #![allow(
-    unreachable_pub,
     clippy::doc_markdown,
     clippy::exhaustive_enums,
     clippy::filetype_is_file,
diff --git a/src/logging.rs b/src/logging.rs
index b27a9a62..4ee17885 100644
--- a/src/logging.rs
+++ b/src/logging.rs
@@ -147,7 +147,7 @@ macro_rules! trace {
     ($($arg:tt)+) => { $crate::logging::log!(crate::LogLevel::Trace, $($arg)+) };
 }
 
-pub fn is_log_enabled(level: LogLevel) -> bool {
+pub(crate) fn is_log_enabled(level: LogLevel) -> bool {
     if log::log_enabled!(level.into()) {
         return true;
     }
diff --git a/src/metadata/metadata_document.rs b/src/metadata/metadata_document.rs
index 70fe0b63..698d29d2 100644
--- a/src/metadata/metadata_document.rs
+++ b/src/metadata/metadata_document.rs
@@ -22,7 +22,7 @@ use super::{
 };
 
 #[derive(Clone, Debug, Eq, PartialEq)]
-pub struct MetadataDocument {
+pub(crate) struct MetadataDocument {
     bash_tags: Vec<String>,
     groups: Vec<Group>,
     messages: Vec<Message>,
@@ -31,7 +31,7 @@ pub struct MetadataDocument {
 }
 
 impl MetadataDocument {
-    pub fn load(&mut self, file_path: &Path) -> Result<(), LoadMetadataError> {
+    pub(crate) fn load(&mut self, file_path: &Path) -> Result<(), LoadMetadataError> {
         if !file_path.exists() {
             return Err(LoadMetadataError::new(
                 file_path.into(),
@@ -55,7 +55,7 @@ impl MetadataDocument {
         Ok(())
     }
 
-    pub fn load_with_prelude(
+    pub(crate) fn load_with_prelude(
         &mut self,
         masterlist_path: &Path,
         prelude_path: &Path,
@@ -199,7 +199,7 @@ impl MetadataDocument {
         Ok(())
     }
 
-    pub fn save(&self, file_path: &Path) -> Result<(), WriteMetadataError> {
+    pub(crate) fn save(&self, file_path: &Path) -> Result<(), WriteMetadataError> {
         logging::trace!("Saving metadata list to: \"{}\"", escape_ascii(file_path));
 
         let mut emitter = YamlEmitter::new();
@@ -251,23 +251,26 @@ impl MetadataDocument {
         Ok(())
     }
 
-    pub fn bash_tags(&self) -> &[String] {
+    pub(crate) fn bash_tags(&self) -> &[String] {
         &self.bash_tags
     }
 
-    pub fn groups(&self) -> &[Group] {
+    pub(crate) fn groups(&self) -> &[Group] {
         &self.groups
     }
 
-    pub fn messages(&self) -> &[Message] {
+    pub(crate) fn messages(&self) -> &[Message] {
         &self.messages
     }
 
-    pub fn plugins_iter(&self) -> impl Iterator<Item = &PluginMetadata> {
+    pub(crate) fn plugins_iter(&self) -> impl Iterator<Item = &PluginMetadata> {
         self.plugins.values().chain(self.regex_plugins.iter())
     }
 
-    pub fn find_plugin(&self, plugin_name: &str) -> Result<Option<PluginMetadata>, RegexError> {
+    pub(crate) fn find_plugin(
+        &self,
+        plugin_name: &str,
+    ) -> Result<Option<PluginMetadata>, RegexError> {
         let mut metadata = match self.plugins.get(&Filename::new(plugin_name.to_owned())) {
             Some(m) => m.clone(),
             None => PluginMetadata::new(plugin_name)?,
@@ -287,7 +290,7 @@ impl MetadataDocument {
         }
     }
 
-    pub fn set_groups(&mut self, groups: Vec<Group>) {
+    pub(crate) fn set_groups(&mut self, groups: Vec<Group>) {
         // Ensure that the default group is present.
         let default_group_exists = groups.iter().any(|g| g.name() == Group::DEFAULT_NAME);
 
@@ -300,7 +303,7 @@ impl MetadataDocument {
         }
     }
 
-    pub fn set_plugin_metadata(&mut self, plugin_metadata: PluginMetadata) {
+    pub(crate) fn set_plugin_metadata(&mut self, plugin_metadata: PluginMetadata) {
         if plugin_metadata.is_regex_plugin() {
             self.regex_plugins.push(plugin_metadata);
         } else {
@@ -311,11 +314,11 @@ impl MetadataDocument {
         }
     }
 
-    pub fn remove_plugin_metadata(&mut self, plugin_name: &str) {
+    pub(crate) fn remove_plugin_metadata(&mut self, plugin_name: &str) {
         self.plugins.remove(&Filename::new(plugin_name.to_owned()));
     }
 
-    pub fn clear(&mut self) {
+    pub(crate) fn clear(&mut self) {
         self.bash_tags.clear();
         self.groups.clear();
         self.messages.clear();
diff --git a/src/metadata/yaml/emit.rs b/src/metadata/yaml/emit.rs
index a4a554bc..ffef4961 100644
--- a/src/metadata/yaml/emit.rs
+++ b/src/metadata/yaml/emit.rs
@@ -1,4 +1,4 @@
-pub trait EmitYaml {
+pub(in crate::metadata) trait EmitYaml {
     fn is_scalar(&self) -> bool {
         false
     }
@@ -7,7 +7,7 @@ pub trait EmitYaml {
 }
 
 #[derive(Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
-pub struct YamlEmitter {
+pub(in crate::metadata) struct YamlEmitter {
     buffer: String,
     scope: Vec<YamlBlock>,
     style: YamlStyle,
@@ -34,7 +34,7 @@ impl YamlEmitter {
     const INDENT_UNIT: &str = "  ";
     const ARRAY_ELEMENT_PREFIX: &str = "- ";
 
-    pub fn new() -> Self {
+    pub(in crate::metadata) fn new() -> Self {
         Self {
             buffer: String::new(),
             scope: vec![],
@@ -42,11 +42,11 @@ impl YamlEmitter {
         }
     }
 
-    pub fn into_string(self) -> String {
+    pub(in crate::metadata) fn into_string(self) -> String {
         self.buffer
     }
 
-    pub fn unquoted_str(&mut self, value: &str) {
+    pub(in crate::metadata) fn unquoted_str(&mut self, value: &str) {
         if self.style == YamlStyle::Block {
             self.write_prefix();
         }
@@ -60,7 +60,7 @@ impl YamlEmitter {
         }
     }
 
-    pub fn single_quoted_str(&mut self, value: &str) {
+    pub(in crate::metadata) fn single_quoted_str(&mut self, value: &str) {
         if self.style == YamlStyle::Block {
             self.write_prefix();
         }
@@ -72,7 +72,7 @@ impl YamlEmitter {
         }
     }
 
-    pub fn u32(&mut self, value: u32) {
+    pub(in crate::metadata) fn u32(&mut self, value: u32) {
         if self.style == YamlStyle::Block {
             self.write_prefix();
         }
@@ -80,7 +80,7 @@ impl YamlEmitter {
         self.write(&value.to_string());
     }
 
-    pub fn begin_map(&mut self) {
+    pub(in crate::metadata) fn begin_map(&mut self) {
         if self.scope.last() == Some(&YamlBlock::Array) {
             self.end_line();
             self.write_indent();
@@ -88,7 +88,7 @@ impl YamlEmitter {
         }
     }
 
-    pub fn end_map(&mut self) {
+    pub(in crate::metadata) fn end_map(&mut self) {
         if self.scope.last() == Some(&YamlBlock::Map) {
             self.scope.pop();
         }
@@ -97,7 +97,7 @@ impl YamlEmitter {
     /// This assumes that the given key is valid to be written as an unquoted
     /// string, and expects a string literal so that it's obvious that a given
     /// value is valid.
-    pub fn map_key(&mut self, key: &'static str) {
+    pub(in crate::metadata) fn map_key(&mut self, key: &'static str) {
         match self.scope.last() {
             Some(&YamlBlock::Map) => {
                 self.end_line();
@@ -109,7 +109,7 @@ impl YamlEmitter {
         self.write(&format!("{key}:"));
     }
 
-    pub fn begin_array(&mut self) {
+    pub(in crate::metadata) fn begin_array(&mut self) {
         if self.style == YamlStyle::Flow {
             if self.scope.last() == Some(&YamlBlock::Map) {
                 self.write(" ");
@@ -120,7 +120,7 @@ impl YamlEmitter {
         self.scope.push(YamlBlock::Array);
     }
 
-    pub fn end_array(&mut self) {
+    pub(in crate::metadata) fn end_array(&mut self) {
         if self.scope.last() == Some(&YamlBlock::Array) {
             self.scope.pop();
         }
@@ -130,11 +130,11 @@ impl YamlEmitter {
         }
     }
 
-    pub fn set_flow_style(&mut self) {
+    pub(in crate::metadata) fn set_flow_style(&mut self) {
         self.style = YamlStyle::Flow;
     }
 
-    pub fn set_block_style(&mut self) {
+    pub(in crate::metadata) fn set_block_style(&mut self) {
         self.style = YamlStyle::Block;
     }
 
diff --git a/src/metadata/yaml/merge.rs b/src/metadata/yaml/merge.rs
index 1ca5c986..2282ff91 100644
--- a/src/metadata/yaml/merge.rs
+++ b/src/metadata/yaml/merge.rs
@@ -2,7 +2,9 @@ use saphyr::{MarkedYaml, YamlData};
 
 use crate::metadata::error::YamlMergeKeyError;
 
-pub fn process_merge_keys(mut yaml: MarkedYaml) -> Result<MarkedYaml, YamlMergeKeyError> {
+pub(in crate::metadata) fn process_merge_keys(
+    mut yaml: MarkedYaml,
+) -> Result<MarkedYaml, YamlMergeKeyError> {
     match yaml.data {
         YamlData::Sequence(a) => {
             yaml.data = merge_array_elements(a).map(YamlData::Sequence)?;
diff --git a/src/metadata/yaml/mod.rs b/src/metadata/yaml/mod.rs
index 615b38b9..a47e1103 100644
--- a/src/metadata/yaml/mod.rs
+++ b/src/metadata/yaml/mod.rs
@@ -2,9 +2,9 @@ mod emit;
 mod merge;
 mod parse;
 
-pub use emit::{EmitYaml, YamlEmitter};
-pub use merge::process_merge_keys;
-pub use parse::{
+pub(in crate::metadata) use emit::{EmitYaml, YamlEmitter};
+pub(in crate::metadata) use merge::process_merge_keys;
+pub(in crate::metadata) use parse::{
     TryFromYaml, YamlObjectType, as_mapping, get_required_string_value, get_slice_value,
     get_string_value, get_strings_vec_value, get_u32_value, get_value, parse_condition,
     to_unmarked_yaml,
diff --git a/src/metadata/yaml/parse.rs b/src/metadata/yaml/parse.rs
index f12d827f..83538a3f 100644
--- a/src/metadata/yaml/parse.rs
+++ b/src/metadata/yaml/parse.rs
@@ -6,7 +6,7 @@ use saphyr::{AnnotatedMapping, MarkedYaml, Marker, Scalar, Yaml, YamlData};
 use super::super::error::{ExpectedType, MetadataParsingErrorReason, ParseMetadataError};
 
 #[derive(Clone, Copy, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
-pub enum YamlObjectType {
+pub(in crate::metadata) enum YamlObjectType {
     File,
     Group,
     Location,
@@ -36,7 +36,7 @@ impl std::fmt::Display for YamlObjectType {
     }
 }
 
-pub fn to_unmarked_yaml<'a>(yaml: &MarkedYaml<'a>) -> Yaml<'a> {
+pub(in crate::metadata) fn to_unmarked_yaml<'a>(yaml: &MarkedYaml<'a>) -> Yaml<'a> {
     match &yaml.data {
         YamlData::Value(Scalar::FloatingPoint(v)) => Yaml::Value(Scalar::FloatingPoint(*v)),
         YamlData::Value(Scalar::Integer(v)) => Yaml::Value(Scalar::Integer(*v)),
@@ -56,14 +56,14 @@ pub fn to_unmarked_yaml<'a>(yaml: &MarkedYaml<'a>) -> Yaml<'a> {
     }
 }
 
-pub fn get_value<'a, 'b>(
+pub(in crate::metadata) fn get_value<'a, 'b>(
     mapping: &'a AnnotatedMapping<'b, MarkedYaml<'b>>,
     key: &'static str,
 ) -> Option<&'a MarkedYaml<'b>> {
     mapping.get(&MarkedYaml::value_from_str(key))
 }
 
-pub fn get_string_value<'a>(
+pub(in crate::metadata) fn get_string_value<'a>(
     mapping: &'a AnnotatedMapping<MarkedYaml>,
     key: &'static str,
     yaml_type: YamlObjectType,
@@ -82,7 +82,7 @@ pub fn get_string_value<'a>(
     }
 }
 
-pub fn get_required_string_value<'a>(
+pub(in crate::metadata) fn get_required_string_value<'a>(
     marker: Marker,
     mapping: &'a AnnotatedMapping<MarkedYaml>,
     key: &'static str,
@@ -94,7 +94,7 @@ pub fn get_required_string_value<'a>(
     }
 }
 
-pub fn get_strings_vec_value<'a>(
+pub(in crate::metadata) fn get_strings_vec_value<'a>(
     mapping: &'a AnnotatedMapping<MarkedYaml>,
     key: &'static str,
     yaml_type: YamlObjectType,
@@ -124,7 +124,7 @@ pub fn get_strings_vec_value<'a>(
     }
 }
 
-pub fn as_mapping<'a, 'b>(
+pub(in crate::metadata) fn as_mapping<'a, 'b>(
     value: &'a MarkedYaml<'b>,
     yaml_type: YamlObjectType,
 ) -> Result<&'a AnnotatedMapping<'a, MarkedYaml<'b>>, ParseMetadataError> {
@@ -138,7 +138,7 @@ pub fn as_mapping<'a, 'b>(
     }
 }
 
-pub fn get_u32_value(
+pub(in crate::metadata) fn get_u32_value(
     mapping: &AnnotatedMapping<MarkedYaml>,
     key: &'static str,
     yaml_type: YamlObjectType,
@@ -159,7 +159,7 @@ pub fn get_u32_value(
     }
 }
 
-pub fn get_slice_value<'a>(
+pub(in crate::metadata) fn get_slice_value<'a>(
     mapping: &'a saphyr::AnnotatedMapping<MarkedYaml>,
     key: &'static str,
     yaml_type: YamlObjectType,
@@ -179,7 +179,7 @@ pub fn get_slice_value<'a>(
     }
 }
 
-pub fn parse_condition(
+pub(in crate::metadata) fn parse_condition(
     mapping: &saphyr::AnnotatedMapping<MarkedYaml>,
     key: &'static str,
     yaml_type: YamlObjectType,
@@ -198,6 +198,6 @@ pub fn parse_condition(
 
 /// This is effectively TryFrom<&MarkedYaml>, but implementing it doesn't make
 /// MarkedYaml part of the crate's public API.
-pub trait TryFromYaml: Sized {
+pub(in crate::metadata) trait TryFromYaml: Sized {
     fn try_from_yaml(value: &MarkedYaml) -> Result<Self, ParseMetadataError>;
 }
diff --git a/src/plugin/mod.rs b/src/plugin/mod.rs
index 8d009cdc..84ac2576 100644
--- a/src/plugin/mod.rs
+++ b/src/plugin/mod.rs
@@ -1,4 +1,4 @@
-pub mod error;
+pub(crate) mod error;
 
 use std::{
     collections::{BTreeMap, BTreeSet},
diff --git a/src/sorting/error.rs b/src/sorting/error.rs
index 4161eca8..88beee5f 100644
--- a/src/sorting/error.rs
+++ b/src/sorting/error.rs
@@ -26,7 +26,7 @@ impl Display for UndefinedGroupError {
 impl std::error::Error for UndefinedGroupError {}
 
 #[derive(Clone, Default, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
-pub struct CyclicInteractionError {
+pub(crate) struct CyclicInteractionError {
     cycle: Vec<Vertex>,
 }
 
diff --git a/src/sorting/groups.rs b/src/sorting/groups.rs
index 35dc6d6f..6c5d026c 100644
--- a/src/sorting/groups.rs
+++ b/src/sorting/groups.rs
@@ -21,9 +21,9 @@ use super::{
     search::{DfsVisitor, depth_first_search},
 };
 
-pub type GroupsGraph = Graph<Box<str>, EdgeType>;
+pub(super) type GroupsGraph = Graph<Box<str>, EdgeType>;
 
-pub fn build_groups_graph(
+pub(crate) fn build_groups_graph(
     masterlist_groups: &[Group],
     userlist_groups: &[Group],
 ) -> Result<GroupsGraph, BuildGroupsGraphError> {
@@ -115,7 +115,7 @@ fn sorted_clone(strings: &[String]) -> Vec<&str> {
     strings
 }
 
-pub fn find_path(
+pub(crate) fn find_path(
     graph: &GroupsGraph,
     from_group_name: &str,
     to_group_name: &str,
@@ -211,7 +211,7 @@ fn find_node_by_weight(
 /// Sort the group vertices so that root vertices come first, in order of
 /// decreasing path length, but otherwise preserving the existing
 /// (lexicographical) ordering.
-pub fn sorted_group_nodes(graph: &GroupsGraph) -> Vec<NodeIndex> {
+pub(super) fn sorted_group_nodes(graph: &GroupsGraph) -> Vec<NodeIndex> {
     let mut nodes: Vec<(NodeIndex, bool, usize)> = graph
         .node_indices()
         .map(|n| {
@@ -274,7 +274,9 @@ impl<'a> DfsVisitor<'a> for GroupsPathLengthVisitor {
     }
 }
 
-pub fn get_default_group_node(graph: &GroupsGraph) -> Result<NodeIndex, UndefinedGroupError> {
+pub(super) fn get_default_group_node(
+    graph: &GroupsGraph,
+) -> Result<NodeIndex, UndefinedGroupError> {
     graph
         .node_indices()
         .find(|n| graph[*n].as_ref() == Group::DEFAULT_NAME)
diff --git a/src/sorting/mod.rs b/src/sorting/mod.rs
index ab003fb5..237485da 100644
--- a/src/sorting/mod.rs
+++ b/src/sorting/mod.rs
@@ -1,9 +1,9 @@
-pub mod error;
-pub mod groups;
-pub mod plugins;
+pub(crate) mod error;
+pub(crate) mod groups;
+pub(crate) mod plugins;
 mod search;
 mod validate;
-pub mod vertex;
+pub(crate) mod vertex;
 
 #[cfg(test)]
 mod test {
@@ -11,7 +11,7 @@ mod test {
     use crate::error::PluginDataError;
 
     #[derive(Default)]
-    pub struct TestPlugin {
+    pub(super) struct TestPlugin {
         name: String,
         masters: Vec<String>,
         pub(super) is_master: bool,
@@ -23,22 +23,22 @@ mod test {
     }
 
     impl TestPlugin {
-        pub fn new(name: &str) -> Self {
+        pub(super) fn new(name: &str) -> Self {
             Self {
                 name: name.to_owned(),
                 ..Default::default()
             }
         }
 
-        pub fn add_master(&mut self, plugin_name: &str) {
+        pub(super) fn add_master(&mut self, plugin_name: &str) {
             self.masters.push(plugin_name.to_owned());
         }
 
-        pub fn add_overlapping_records(&mut self, plugin_name: &str) {
+        pub(super) fn add_overlapping_records(&mut self, plugin_name: &str) {
             self.overlapping_record_plugins.push(plugin_name.to_owned());
         }
 
-        pub fn add_overlapping_assets(&mut self, plugin_name: &str) {
+        pub(super) fn add_overlapping_assets(&mut self, plugin_name: &str) {
             self.overlapping_asset_plugins.push(plugin_name.to_owned());
         }
     }
diff --git a/src/sorting/plugins.rs b/src/sorting/plugins.rs
index ed36a0bb..002ab18a 100644
--- a/src/sorting/plugins.rs
+++ b/src/sorting/plugins.rs
@@ -25,7 +25,7 @@ use super::{
 };
 
 #[derive(Debug)]
-pub struct PluginSortingData<'a, T: SortingPlugin> {
+pub(crate) struct PluginSortingData<'a, T: SortingPlugin> {
     plugin: &'a T,
     pub(super) is_master: bool,
     override_record_count: usize,
@@ -41,7 +41,7 @@ pub struct PluginSortingData<'a, T: SortingPlugin> {
 }
 
 impl<'a, T: SortingPlugin> PluginSortingData<'a, T> {
-    pub fn new(
+    pub(crate) fn new(
         plugin: &'a T,
         masterlist_metadata: Option<&PluginMetadata>,
         user_metadata: Option<&PluginMetadata>,
@@ -100,7 +100,7 @@ impl<'a, T: SortingPlugin> PluginSortingData<'a, T> {
     }
 }
 
-pub trait SortingPlugin {
+pub(crate) trait SortingPlugin {
     fn name(&self) -> &str;
     fn is_master(&self) -> bool;
     fn is_blueprint_plugin(&self) -> bool;
@@ -779,7 +779,7 @@ impl<'a, T: SortingPlugin> std::ops::Index<NodeIndex> for PluginsGraph<'a, T> {
     }
 }
 
-pub fn sort_plugins<T: SortingPlugin>(
+pub(crate) fn sort_plugins<T: SortingPlugin>(
     mut plugins_sorting_data: Vec<PluginSortingData<T>>,
     groups_graph: &GroupsGraph,
     early_loading_plugins: &[String],
diff --git a/src/sorting/search.rs b/src/sorting/search.rs
index 42999941..c7cc9aff 100644
--- a/src/sorting/search.rs
+++ b/src/sorting/search.rs
@@ -9,7 +9,7 @@ use rustc_hash::{FxHashMap as HashMap, FxHashSet as HashSet};
 
 use crate::{EdgeType, Vertex, logging};
 
-pub trait DfsVisitor<'a> {
+pub(super) trait DfsVisitor<'a> {
     fn visit_tree_edge(&mut self, edge_ref: EdgeReference<'a, EdgeType>);
 
     fn visit_forward_or_cross_edge(&mut self, edge_ref: EdgeReference<'a, EdgeType>);
@@ -21,7 +21,7 @@ pub trait DfsVisitor<'a> {
     fn finish_node(&mut self, node_index: NodeIndex);
 }
 
-pub trait BidirBfsVisitor {
+pub(super) trait BidirBfsVisitor {
     fn visit_forward_bfs_edge(&mut self, source: NodeIndex, target: NodeIndex);
 
     fn visit_reverse_bfs_edge(&mut self, source: NodeIndex, target: NodeIndex);
@@ -29,7 +29,7 @@ pub trait BidirBfsVisitor {
     fn visit_intersection_node(&mut self, node: NodeIndex);
 }
 
-pub fn bidirectional_bfs<N, E>(
+pub(super) fn bidirectional_bfs<N, E>(
     graph: &Graph<N, E>,
     from_index: NodeIndex,
     to_index: NodeIndex,
@@ -78,7 +78,7 @@ pub fn bidirectional_bfs<N, E>(
 }
 
 // Petgraph has APIs for performing depth-first searches, but they don't give any information about the current edge, only its source and target nodes, which is a problem if the same pair of nodes can have multiple edges between them with different weights. As such, implement it myself.
-pub fn find_cycle<N>(
+pub(super) fn find_cycle<N>(
     graph: &Graph<N, EdgeType>,
     node_mapper: impl FnMut(&N) -> String,
 ) -> Option<Vec<Vertex>> {
@@ -99,14 +99,14 @@ pub fn find_cycle<N>(
 
 #[derive(Clone, Copy, Debug, Default, Eq, PartialEq, Ord, PartialOrd, Hash)]
 #[non_exhaustive]
-pub enum Colour {
+pub(super) enum Colour {
     #[default]
     White,
     Grey,
     Black,
 }
 
-pub fn depth_first_search<'a, N>(
+pub(super) fn depth_first_search<'a, N>(
     graph: &'a Graph<N, EdgeType>,
     colour_map: &mut HashMap<NodeIndex, Colour>,
     start_node_index: NodeIndex,
diff --git a/src/sorting/validate.rs b/src/sorting/validate.rs
index b8c54883..753d58b1 100644
--- a/src/sorting/validate.rs
+++ b/src/sorting/validate.rs
@@ -12,7 +12,7 @@ use super::{
     plugins::{PluginSortingData, SortingPlugin},
 };
 
-pub fn validate_plugin_groups<T: SortingPlugin>(
+pub(super) fn validate_plugin_groups<T: SortingPlugin>(
     plugins_sorting_data: &[PluginSortingData<'_, T>],
     groups_graph: &GroupsGraph,
 ) -> Result<(), UndefinedGroupError> {
@@ -30,7 +30,7 @@ pub fn validate_plugin_groups<T: SortingPlugin>(
     Ok(())
 }
 
-pub fn validate_specific_and_hardcoded_edges<T: SortingPlugin>(
+pub(super) fn validate_specific_and_hardcoded_edges<T: SortingPlugin>(
     masters: &[PluginSortingData<'_, T>],
     blueprint_masters: &[PluginSortingData<'_, T>],
     non_masters: &[PluginSortingData<'_, T>],
diff --git a/src/tests.rs b/src/tests.rs
index 96ecef30..8ddd8aa0 100644
--- a/src/tests.rs
+++ b/src/tests.rs
@@ -8,25 +8,25 @@ use crate::GameType;
 use parameterized_test::test_parameter;
 use tempfile::TempDir;
 
-pub const BLANK_ESM: &str = "Blank.esm";
-pub const BLANK_DIFFERENT_ESM: &str = "Blank - Different.esm";
-pub const BLANK_MASTER_DEPENDENT_ESM: &str = "Blank - Master Dependent.esm";
+pub(crate) const BLANK_ESM: &str = "Blank.esm";
+pub(crate) const BLANK_DIFFERENT_ESM: &str = "Blank - Different.esm";
+pub(crate) const BLANK_MASTER_DEPENDENT_ESM: &str = "Blank - Master Dependent.esm";
 const BLANK_DIFFERENT_MASTER_DEPENDENT_ESM: &str = "Blank - Different Master Dependent.esm";
-pub const BLANK_ESP: &str = "Blank.esp";
-pub const BLANK_DIFFERENT_ESP: &str = "Blank - Different.esp";
-pub const BLANK_MASTER_DEPENDENT_ESP: &str = "Blank - Master Dependent.esp";
+pub(crate) const BLANK_ESP: &str = "Blank.esp";
+pub(crate) const BLANK_DIFFERENT_ESP: &str = "Blank - Different.esp";
+pub(crate) const BLANK_MASTER_DEPENDENT_ESP: &str = "Blank - Master Dependent.esp";
 const BLANK_DIFFERENT_MASTER_DEPENDENT_ESP: &str = "Blank - Different Master Dependent.esp";
 const BLANK_PLUGIN_DEPENDENT_ESP: &str = "Blank - Plugin Dependent.esp";
 const BLANK_DIFFERENT_PLUGIN_DEPENDENT_ESP: &str = "Blank - Different Plugin Dependent.esp";
 
-pub const BLANK_FULL_ESM: &str = "Blank.full.esm";
-pub const BLANK_MEDIUM_ESM: &str = "Blank.medium.esm";
-pub const BLANK_OVERRIDE_ESP: &str = "Blank - Override.esp";
-pub const BLANK_ESL: &str = "Blank.esl";
-pub const NON_PLUGIN_FILE: &str = "NotAPlugin.esm";
-pub const NON_ASCII_ESM: &str = "non\u{00C1}scii.esm";
+pub(crate) const BLANK_FULL_ESM: &str = "Blank.full.esm";
+pub(crate) const BLANK_MEDIUM_ESM: &str = "Blank.medium.esm";
+pub(crate) const BLANK_OVERRIDE_ESP: &str = "Blank - Override.esp";
+pub(crate) const BLANK_ESL: &str = "Blank.esl";
+pub(crate) const NON_PLUGIN_FILE: &str = "NotAPlugin.esm";
+pub(crate) const NON_ASCII_ESM: &str = "non\u{00C1}scii.esm";
 
-pub fn source_plugins_path(game_type: GameType) -> PathBuf {
+pub(crate) fn source_plugins_path(game_type: GameType) -> PathBuf {
     match game_type {
         GameType::Morrowind | GameType::OpenMW => {
             absolute("./testing-plugins/Morrowind/Data Files")
@@ -55,7 +55,7 @@ fn master_file(game_type: GameType) -> &'static str {
     }
 }
 
-pub fn copy_file(source_dir: &Path, dest_dir: &Path, filename: &str) {
+pub(crate) fn copy_file(source_dir: &Path, dest_dir: &Path, filename: &str) {
     copy(source_dir.join(filename), dest_dir.join(filename)).unwrap();
 }
 
@@ -81,7 +81,7 @@ fn is_load_order_timestamp_based(game_type: GameType) -> bool {
     )
 }
 
-pub fn initial_load_order(game_type: GameType) -> Vec<(&'static str, bool)> {
+pub(crate) fn initial_load_order(game_type: GameType) -> Vec<(&'static str, bool)> {
     if game_type == GameType::Starfield {
         vec![
             (master_file(game_type), true),
@@ -176,7 +176,7 @@ fn data_path(game_type: GameType, game_path: &Path) -> PathBuf {
     }
 }
 
-pub struct Fixture {
+pub(crate) struct Fixture {
     _temp_dir: TempDir,
     pub(crate) game_type: GameType,
     pub(crate) game_path: PathBuf,
@@ -184,7 +184,7 @@ pub struct Fixture {
 }
 
 impl Fixture {
-    pub fn new(game_type: GameType) -> Self {
+    pub(crate) fn new(game_type: GameType) -> Self {
         let temp_dir = tempfile::Builder::new()
             .prefix("libloot-t\u{00E9}st-")
             .tempdir()
@@ -193,7 +193,7 @@ impl Fixture {
         Self::with_tempdir(game_type, temp_dir)
     }
 
-    pub fn in_path(game_type: GameType, in_path: &Path) -> Fixture {
+    pub(crate) fn in_path(game_type: GameType, in_path: &Path) -> Fixture {
         let temp_dir = tempfile::Builder::new()
             .prefix("libloot-t\u{00E9}st-")
             .tempdir_in(in_path)
@@ -314,13 +314,13 @@ impl Fixture {
         }
     }
 
-    pub fn data_path(&self) -> PathBuf {
+    pub(crate) fn data_path(&self) -> PathBuf {
         data_path(self.game_type, &self.game_path)
     }
 }
 
 #[test_parameter]
-pub const ALL_GAME_TYPES: [GameType; 12] = [
+pub(crate) const ALL_GAME_TYPES: [GameType; 12] = [
     GameType::Oblivion,
     GameType::Skyrim,
     GameType::Fallout3,