diff --git a/bundler/lib/dependabot/bundler/file_parser.rb b/bundler/lib/dependabot/bundler/file_parser.rb
index 88b2a96d7fe..a7de99323db 100644
--- a/bundler/lib/dependabot/bundler/file_parser.rb
+++ b/bundler/lib/dependabot/bundler/file_parser.rb
@@ -32,7 +32,7 @@ def parse
         dependency_set.dependencies
       end
 
-      sig { returns(PackageManagerBase) }
+      sig { returns(Ecosystem::VersionManager) }
       def package_manager
         PackageManager.new(bundler_version)
       end
diff --git a/common/lib/dependabot/ecosystem.rb b/common/lib/dependabot/ecosystem.rb
index 192a763b79a..0fd6f3baddc 100644
--- a/common/lib/dependabot/ecosystem.rb
+++ b/common/lib/dependabot/ecosystem.rb
@@ -14,8 +14,8 @@ class VersionManager
       abstract!
       # Initialize version information with optional requirement
       # @param name [String] the name of the package manager or language (e.g., "bundler", "ruby").
-      # @param raw_current_version [String] the raw current version of the package manager or language.
-      # @param current_version [Dependabot::Version] the parsed current version.
+      # @param raw_version [String] the raw current version of the package manager or language.
+      # @param version [Dependabot::Version] the parsed current version.
       # @param deprecated_versions [Array<Dependabot::Version>] an array of deprecated versions.
       # @param supported_versions [Array<Dependabot::Version>] an array of supported versions.
       # @param requirement [T.nilable(Requirement)] the version requirements, optional.
@@ -24,8 +24,8 @@ class VersionManager
       sig do
         params(
           name: String,
-          raw_current_version: String,
-          current_version: Dependabot::Version,
+          raw_version: String,
+          version: Dependabot::Version,
           deprecated_versions: T::Array[Dependabot::Version],
           supported_versions: T::Array[Dependabot::Version],
           requirement: T.nilable(Requirement)
@@ -33,15 +33,15 @@ class VersionManager
       end
       def initialize( # rubocop:disable Metrics/ParameterLists
         name,
-        raw_current_version,
-        current_version,
+        raw_version,
+        version,
         deprecated_versions = [],
         supported_versions = [],
         requirement = nil
       )
         @name = T.let(name, String)
-        @raw_current_version = T.let(raw_current_version, String)
-        @current_version = T.let(current_version, Dependabot::Version)
+        @raw_version = T.let(raw_version, String)
+        @version = T.let(version, Dependabot::Version)
         @requirement = T.let(requirement, T.nilable(Requirement))
 
         @deprecated_versions = T.let(deprecated_versions, T::Array[Dependabot::Version])
@@ -56,15 +56,15 @@ def initialize( # rubocop:disable Metrics/ParameterLists
 
       # The current version of the package manager or language.
       # @example
-      #   version_information.current_version #=> Dependabot::Version.new("2.1.4")
+      #   version_information.version #=> Dependabot::Version.new("2.1.4")
       sig { returns(Dependabot::Version) }
-      attr_reader :current_version
+      attr_reader :version
 
       # The raw current version of the package manager or language as a string.
       # @example
-      #   version_information.raw_current_version #=> "2.1.4"
+      #   version_information.raw_version #=> "2.1.4"
       sig { returns(String) }
-      attr_reader :raw_current_version
+      attr_reader :raw_version
 
       # The version requirements (optional).
       # @example
@@ -91,7 +91,7 @@ def deprecated?
         # If the version is unsupported, the unsupported error is getting raised separately.
         return false if unsupported?
 
-        deprecated_versions.include?(current_version)
+        deprecated_versions.include?(version)
       end
 
       # Checks if the current version is unsupported.
@@ -99,7 +99,7 @@ def deprecated?
       #   package_manager.unsupported? #=> false
       sig { returns(T::Boolean) }
       def unsupported?
-        supported_versions.empty? || supported_versions.all? { |v| v > current_version }
+        supported_versions.empty? || supported_versions.all? { |v| v > version }
       end
 
       # Raises an error if the current package manager or language version is unsupported.
@@ -113,7 +113,7 @@ def raise_if_unsupported!
 
         raise ToolVersionNotSupported.new(
           name,
-          current_version.to_s,
+          version.to_s,
           supported_versions_message
         )
       end
@@ -190,8 +190,8 @@ class Language
 
     # Initialize with mandatory ecosystem and optional language information.
     # @param ecosystem [String] the name of the ecosystem (e.g., "bundler", "npm_and_yarn").
-    # @param package_managers [PackageManagerBase] the package manager
-    # @param language [T.nilable(Ecosystem::VersionInformation)] optional language version information.
+    # @param package_managers [VersionManager] the package manager
+    # @param language [T.nilable(VersionManager)] optional language version information.
     sig do
       params(
         ecosystem: String,
diff --git a/common/lib/dependabot/file_parsers/base.rb b/common/lib/dependabot/file_parsers/base.rb
index 450e82bf06c..b5e203279aa 100644
--- a/common/lib/dependabot/file_parsers/base.rb
+++ b/common/lib/dependabot/file_parsers/base.rb
@@ -3,7 +3,7 @@
 
 require "sorbet-runtime"
 require "dependabot/credential"
-require "dependabot/package_manager"
+require "dependabot/ecosystem"
 
 module Dependabot
   module FileParsers
@@ -54,7 +54,7 @@ def initialize(dependency_files:, source:, repo_contents_path: nil,
       sig { abstract.returns(T::Array[Dependabot::Dependency]) }
       def parse; end
 
-      sig { returns(T.nilable(PackageManagerBase)) }
+      sig { returns(T.nilable(Ecosystem::VersionManager)) }
       def package_manager
         nil
       end
diff --git a/common/lib/dependabot/notices.rb b/common/lib/dependabot/notices.rb
index face593224b..89447a5a254 100644
--- a/common/lib/dependabot/notices.rb
+++ b/common/lib/dependabot/notices.rb
@@ -2,7 +2,7 @@
 # frozen_string_literal: true
 
 require "sorbet-runtime"
-require "dependabot/package_manager"
+require "dependabot/ecosystem"
 
 module Dependabot
   class Notice
@@ -95,11 +95,11 @@ def self.generate_supported_versions_description(supported_versions, support_lat
     end
 
     # Generates a deprecation notice for the given package manager.
-    # @param package_manager [PackageManagerBase] The package manager object.
+    # @param package_manager [VersionManager] The package manager object.
     # @return [Notice, nil] The generated deprecation notice or nil if the package manager is not deprecated.
     sig do
       params(
-        package_manager: PackageManagerBase
+        package_manager: Ecosystem::VersionManager
       ).returns(T.nilable(Notice))
     end
     def self.generate_pm_deprecation_notice(package_manager)
diff --git a/common/spec/dependabot/file_parsers/base_spec.rb b/common/spec/dependabot/file_parsers/base_spec.rb
index dc6e99be775..19092b9e09d 100644
--- a/common/spec/dependabot/file_parsers/base_spec.rb
+++ b/common/spec/dependabot/file_parsers/base_spec.rb
@@ -46,7 +46,7 @@
   let(:files) { [gemfile] }
 
   let(:concrete_package_manager_class) do
-    Class.new(Dependabot::PackageManagerBase) do
+    Class.new(Dependabot::Ecosystem::VersionManager) do
       def name
         "bundler"
       end
@@ -117,8 +117,8 @@ def support_later_versions?
     context "when called on a concrete class" do
       let(:package_manager_instance) { concrete_package_manager_class.new }
 
-      it "returns an instance of PackageManagerBase" do
-        expect(parser_instance.package_manager).to be_a(Dependabot::PackageManagerBase)
+      it "returns an instance of Ecosystem::VersionManager" do
+        expect(parser_instance.package_manager).to be_a(Dependabot::Ecosystem::VersionManager)
       end
 
       it "returns the correct package manager details" do
diff --git a/common/spec/dependabot/notices_spec.rb b/common/spec/dependabot/notices_spec.rb
index cde5924755d..f8ad4c35f58 100644
--- a/common/spec/dependabot/notices_spec.rb
+++ b/common/spec/dependabot/notices_spec.rb
@@ -3,11 +3,11 @@
 
 require "dependabot/version"
 require "dependabot/experiments"
-require "dependabot/package_manager"
+require "dependabot/ecosystem"
 require "dependabot/notices"
 
 # A stub package manager for testing purposes.
-class StubPackageManager < Dependabot::PackageManagerBase
+class StubPackageManager < Dependabot::Ecosystem::VersionManager
   def initialize(name:, version:, deprecated_versions: [], unsupported_versions: [], supported_versions: [],
                  support_later_versions: false)
     @name = name
diff --git a/common/spec/dependabot/package_manager_spec.rb b/common/spec/dependabot/package_manager_spec.rb
index 8e265514320..d246dc58047 100644
--- a/common/spec/dependabot/package_manager_spec.rb
+++ b/common/spec/dependabot/package_manager_spec.rb
@@ -2,11 +2,11 @@
 # frozen_string_literal: true
 
 require "spec_helper"
-require "dependabot/package_manager"
+require "dependabot/ecosystem"
 
-RSpec.describe Dependabot::PackageManagerBase do # rubocop:disable RSpec/FilePath,RSpec/SpecFilePathFormat
+RSpec.describe Dependabot::Ecosystem::VersionManager do # rubocop:disable RSpec/FilePath,RSpec/SpecFilePathFormat
   let(:concrete_class) do
-    Class.new(Dependabot::PackageManagerBase) do
+    Class.new(Dependabot::Ecosystem::VersionManager) do
       def name
         "bundler"
       end
@@ -48,7 +48,7 @@ def support_later_versions?
   end
 
   let(:default_concrete_class) do
-    Class.new(Dependabot::PackageManagerBase) do
+    Class.new(Dependabot::Ecosystem::VersionManager) do
       def name
         "bundler"
       end
diff --git a/composer/lib/dependabot/composer/file_parser.rb b/composer/lib/dependabot/composer/file_parser.rb
index d2f888ba75d..1feaa1b4ceb 100644
--- a/composer/lib/dependabot/composer/file_parser.rb
+++ b/composer/lib/dependabot/composer/file_parser.rb
@@ -35,7 +35,7 @@ def parse
         dependency_set.dependencies
       end
 
-      sig { returns(PackageManagerBase) }
+      sig { returns(Ecosystem::VersionManager) }
       def package_manager
         PackageManager.new(composer_version)
       end
diff --git a/silent/lib/dependabot/silent/file_parser.rb b/silent/lib/dependabot/silent/file_parser.rb
index a7c4f7203dc..917d381acaf 100644
--- a/silent/lib/dependabot/silent/file_parser.rb
+++ b/silent/lib/dependabot/silent/file_parser.rb
@@ -4,7 +4,7 @@
 require "dependabot/dependency"
 require "dependabot/file_parsers"
 require "dependabot/file_parsers/base"
-require "dependabot/package_manager"
+require "dependabot/ecosystem"
 require "dependabot/silent/package_manager"
 require "sorbet-runtime"
 
@@ -28,7 +28,7 @@ def parse
       raise Dependabot::DependencyFileNotParseable, T.must(dependency_files.first).path
     end
 
-    sig { returns(Dependabot::PackageManagerBase) }
+    sig { returns(Dependabot::Ecosystem::VersionManager) }
     def package_manager
       meta_data = JSON.parse(manifest_content)["silent"]
       silent_version = if meta_data.nil?
diff --git a/silent/lib/dependabot/silent/package_manager.rb b/silent/lib/dependabot/silent/package_manager.rb
index 7f8d54f10f3..3980d15c210 100644
--- a/silent/lib/dependabot/silent/package_manager.rb
+++ b/silent/lib/dependabot/silent/package_manager.rb
@@ -3,7 +3,7 @@
 
 require "sorbet-runtime"
 require "dependabot/silent/version"
-require "dependabot/package_manager"
+require "dependabot/ecosystem"
 
 module Dependabot
   module Silent
@@ -12,7 +12,7 @@ module Silent
     SUPPORTED_SILENT_VERSIONS = T.let([Version.new("2")].freeze, T::Array[Dependabot::Version])
     DEPRECATED_SILENT_VERSIONS = T.let([Version.new("1")].freeze, T::Array[Dependabot::Version])
 
-    class PackageManager < PackageManagerBase
+    class PackageManager < Ecosystem::VersionManager
       extend T::Sig
 
       sig { params(version: T.any(String, Dependabot::Version)).void }
diff --git a/updater/lib/dependabot/dependency_snapshot.rb b/updater/lib/dependabot/dependency_snapshot.rb
index 02b03c4ef46..5f58552bbd5 100644
--- a/updater/lib/dependabot/dependency_snapshot.rb
+++ b/updater/lib/dependabot/dependency_snapshot.rb
@@ -67,7 +67,7 @@ def dependencies
       T.must(@dependencies[@current_directory])
     end
 
-    sig { returns(T.nilable(Dependabot::PackageManagerBase)) }
+    sig { returns(T.nilable(Dependabot::Ecosystem::VersionManager)) }
     def package_manager
       @package_manager[@current_directory]
     end
@@ -181,7 +181,7 @@ def initialize(job:, base_commit_sha:, dependency_files:) # rubocop:disable Metr
       @current_directory = T.let("", String)
 
       @dependencies = T.let({}, T::Hash[String, T::Array[Dependabot::Dependency]])
-      @package_manager = T.let({}, T::Hash[String, T.nilable(Dependabot::PackageManagerBase)])
+      @package_manager = T.let({}, T::Hash[String, T.nilable(Dependabot::Ecosystem::VersionManager)])
       @notices = T.let({}, T::Hash[String, T::Array[Dependabot::Notice]])
 
       directories.each do |dir|
diff --git a/updater/lib/dependabot/notices_helpers.rb b/updater/lib/dependabot/notices_helpers.rb
index c8f52474df8..8c89d0daa75 100644
--- a/updater/lib/dependabot/notices_helpers.rb
+++ b/updater/lib/dependabot/notices_helpers.rb
@@ -3,7 +3,7 @@
 
 require "sorbet-runtime"
 require "dependabot/notices"
-require "dependabot/package_manager"
+require "dependabot/ecosystem"
 
 # This module extracts helpers for notice generations that can be used
 # for showing notices in logs, pr messages and alert ui page.
@@ -20,7 +20,7 @@ module NoticesHelpers
     sig do
       params(
         notices: T::Array[Dependabot::Notice],
-        package_manager: T.nilable(PackageManagerBase)
+        package_manager: T.nilable(Ecosystem::VersionManager)
       )
         .void
     end
@@ -58,11 +58,11 @@ def log_notice(notice)
 
     private
 
-    sig { params(package_manager: T.nilable(PackageManagerBase)).returns(T.nilable(Dependabot::Notice)) }
+    sig { params(package_manager: T.nilable(Ecosystem::VersionManager)).returns(T.nilable(Dependabot::Notice)) }
     def create_deprecation_notice(package_manager)
       return unless package_manager
 
-      return unless package_manager.is_a?(PackageManagerBase)
+      return unless package_manager.is_a?(Ecosystem::VersionManager)
 
       Notice.generate_pm_deprecation_notice(
         package_manager
diff --git a/updater/spec/dependabot/notices_helpers_spec.rb b/updater/spec/dependabot/notices_helpers_spec.rb
index 45ac2b598b3..ee9d3f1bdde 100644
--- a/updater/spec/dependabot/notices_helpers_spec.rb
+++ b/updater/spec/dependabot/notices_helpers_spec.rb
@@ -3,7 +3,7 @@
 
 require "spec_helper"
 require "dependabot/updater"
-require "dependabot/package_manager"
+require "dependabot/ecosystem"
 require "dependabot/notices"
 require "dependabot/notices_helpers"
 
@@ -23,7 +23,7 @@ def initialize
   let(:dummy_instance) { dummy_class.new }
 
   let(:package_manager) do
-    Class.new(Dependabot::PackageManagerBase) do
+    Class.new(Dependabot::Ecosystem::VersionManager) do
       def name
         "bundler"
       end
@@ -81,7 +81,7 @@ def supported_versions
 
     context "when package manager is not deprecated" do
       let(:package_manager) do
-        Class.new(Dependabot::PackageManagerBase) do
+        Class.new(Dependabot::Ecosystem::VersionManager) do
           def name
             "bundler"
           end
diff --git a/updater/spec/dependabot/updater/pull_request_helpers_spec.rb b/updater/spec/dependabot/updater/pull_request_helpers_spec.rb
index f48f5cbf85c..ffd4521a912 100644
--- a/updater/spec/dependabot/updater/pull_request_helpers_spec.rb
+++ b/updater/spec/dependabot/updater/pull_request_helpers_spec.rb
@@ -3,7 +3,7 @@
 
 require "spec_helper"
 require "dependabot/updater"
-require "dependabot/package_manager"
+require "dependabot/ecosystem"
 require "dependabot/notices"
 require "dependabot/service"
 
@@ -26,7 +26,7 @@ def initialize(service = nil)
   let(:service) { instance_double(Dependabot::Service) }
 
   let(:package_manager) do
-    Class.new(Dependabot::PackageManagerBase) do
+    Class.new(Dependabot::Ecosystem::VersionManager) do
       def name
         "bundler"
       end
diff --git a/updater/spec/support/dummy_pkg_helpers.rb b/updater/spec/support/dummy_pkg_helpers.rb
index 2750b821bdf..f1dc942adc3 100644
--- a/updater/spec/support/dummy_pkg_helpers.rb
+++ b/updater/spec/support/dummy_pkg_helpers.rb
@@ -1,7 +1,7 @@
 # typed: false
 # frozen_string_literal: true
 
-require "dependabot/package_manager"
+require "dependabot/ecosystem"
 require "dependabot/dependency_file"
 
 # This module provides some shortcuts for working with our two mock RubyGems packages:
@@ -63,8 +63,8 @@ def updated_bundler_files_hash(fixture: "bundler")
     updated_bundler_files(fixture: fixture).map(&:to_h)
   end
 
-  # Stub PackageManagerBase
-  class StubPackageManager < Dependabot::PackageManagerBase
+  # Stub Ecosystem::VersionManager
+  class StubPackageManager < Dependabot::Ecosystem::VersionManager
     def initialize(name:, version:, deprecated_versions: [], unsupported_versions: [], supported_versions: [])
       @name = name
       @version = version