diff --git a/cpp/ql/lib/change-notes/2024-01-22-outdated-deprecations.md b/cpp/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
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+++ b/cpp/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
@@ -0,0 +1,5 @@
+---
+category: minorAnalysis
+---
+* Deleted many deprecated predicates and classes with uppercase `XML`, `SSA`, `SAL`, `SQL`, etc. in their names. Use the PascalCased versions instead.
+* Deleted the deprecated `StrcatFunction` class, use `semmle.code.cpp.models.implementations.Strcat.qll` instead.
diff --git a/csharp/ql/lib/change-notes/2024-01-22-outdated-deprecations.md b/csharp/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
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index 000000000000..385e9748e5a8
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+++ b/csharp/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
@@ -0,0 +1,9 @@
+---
+category: minorAnalysis
+---
+* Deleted many deprecated predicates and classes with uppercase `SSL`, `XML`, `URI`, `SSA` etc. in their names. Use the PascalCased versions instead.
+* Deleted the deprecated `getALocalFlowSucc` predicate and `TaintType` class from the dataflow library.
+* Deleted the deprecated `Newobj` and `Rethrow` classes, use `NewObj` and `ReThrow` instead.
+* Deleted the deprecated `getAFirstRead`, `hasAdjacentReads`, `lastRefBeforeRedef`, and `hasLastInputRef` predicates from the SSA library.
+* Deleted the deprecated `getAReachableRead` predicate from the `AssignableRead` and `VariableRead` classes.
+* Deleted the deprecated `hasQualifiedName` predicate from the `NamedElement` class.
diff --git a/go/ql/lib/change-notes/2024-01-22-outdated-deprecations.md b/go/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
new file mode 100644
index 000000000000..f92c003ddead
--- /dev/null
+++ b/go/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
@@ -0,0 +1,5 @@
+---
+category: minorAnalysis
+---
+* Deleted many deprecated predicates and classes with uppercase `TLD`, `HTTP`, `SQL`, `URL` etc. in their names. Use the PascalCased versions instead.
+* Deleted the deprecated and unused `Source` class from the `SharedXss` module of `Xss.qll`
diff --git a/java/ql/lib/change-notes/2024-01-22-outdated-deprecations.md b/java/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
new file mode 100644
index 000000000000..c723457668d0
--- /dev/null
+++ b/java/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
@@ -0,0 +1,5 @@
+---
+category: minorAnalysis
+---
+* Deleted many deprecated predicates and classes with uppercase `EJB`, `JMX`, `NFE`, `DNS` etc. in their names. Use the PascalCased versions instead.
+* Deleted the deprecated `semmle/code/java/security/OverlyLargeRangeQuery.qll`, `semmle/code/java/security/regexp/ExponentialBackTracking.qll`, `semmle/code/java/security/regexp/NfaUtils.qll`, and `semmle/code/java/security/regexp/NfaUtils.qll` files.
diff --git a/javascript/ql/lib/change-notes/2024-01-22-outdated-deprecations.md b/javascript/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
new file mode 100644
index 000000000000..98eb2f1d8f4c
--- /dev/null
+++ b/javascript/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
@@ -0,0 +1,9 @@
+---
+category: minorAnalysis
+---
+* Deleted many deprecated predicates and classes with uppercase `CPU`, `TLD`, `SSA`, `ASM` etc. in their names. Use the PascalCased versions instead.
+* Deleted the deprecated `getMessageSuffix` predicates in `CodeInjectionCustomizations.qll`.
+* Deleted the deprecated `semmle/javascript/security/dataflow/ExternalAPIUsedWithUntrustedData.qll` file.
+* Deleted the deprecated `getANonHtmlHeaderDefinition` and `nonHtmlContentTypeHeader` predicates from `ReflectedXssCustomizations.qll`.
+* Deleted the deprecated `semmle/javascript/security/OverlyLargeRangeQuery.qll`, `semmle/javascript/security/regexp/ExponentialBackTracking.qll`, `semmle/javascript/security/regexp/NfaUtils.qll`, and `semmle/javascript/security/regexp/NfaUtils.qll` files.
+* Deleted the deprecated `Expressions/TypoDatabase.qll` file.
diff --git a/python/ql/lib/change-notes/2024-01-22-outdated-deprecations.md b/python/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
new file mode 100644
index 000000000000..e3dce6a5ccd3
--- /dev/null
+++ b/python/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
@@ -0,0 +1,8 @@
+---
+category: minorAnalysis
+---
+* Deleted many deprecated predicates and classes with uppercase `LDAP`, `HTTP`, `URL`, `CGI` etc. in their names. Use the PascalCased versions instead.
+* Deleted the deprecated `localSourceStoreStep` predicate, use `flowsToStoreStep` instead.
+* Deleted the deprecated `iteration_defined_variable` predicate from the `SSA` library.
+* Deleted various deprecated predicates from the points-to libraries.
+* Deleted the deprecated `semmle/python/security/OverlyLargeRangeQuery.qll`, `semmle/python/security/regexp/ExponentialBackTracking.qll`, `semmle/python/security/regexp/NfaUtils.qll`, and `semmle/python/security/regexp/NfaUtils.qll` files.
diff --git a/ruby/ql/lib/change-notes/2024-01-22-outdated-deprecations.md b/ruby/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
new file mode 100644
index 000000000000..c57e54712f67
--- /dev/null
+++ b/ruby/ql/lib/change-notes/2024-01-22-outdated-deprecations.md
@@ -0,0 +1,11 @@
+---
+category: minorAnalysis
+---
+* Deleted many deprecated predicates and classes with uppercase `HTTP`, `CSRF`, ``, `` etc. in their names. Use the PascalCased versions instead.
+* Deleted the deprecated `getAUse` and `getARhs` predicates from `API::Node`, use `getASource` and `getASink` instead.
+* Deleted the deprecated `disablesCertificateValidation` predicate from the `Http` module.
+* Deleted the deprecated `ParamsCall`, `CookiesCall`, and `ActionControllerControllerClass` classes from `ActionController.qll`, use the simarly named classes from `codeql.ruby.frameworks.Rails::Rails` instead.
+* Deleted the deprecated `HtmlSafeCall`, `HtmlEscapeCall`, `RenderCall`, and `RenderToCall` classes from `ActionView.qll`, use the simarly named classes from `codeql.ruby.frameworks.Rails::Rails` instead.
+* Deleted the deprecated `HtmlSafeCall` class from `Rails.qll`.
+* Deleted the deprecated `codeql/ruby/security/BadTagFilterQuery.qll`, `codeql/ruby/security/OverlyLargeRangeQuery.qll`, `codeql/ruby/security/regexp/ExponentialBackTracking.qll`, `codeql/ruby/security/regexp/NfaUtils.qll`, `codeql/ruby/security/regexp/RegexpMatching.qll`, and `codeql/ruby/security/regexp/SuperlinearBackTracking.qll` files.
+* Deleted the deprecated `localSourceStoreStep` predicate from `TypeTracker.qll`, use `flowsToStoreStep` instead.
\ No newline at end of file
diff --git a/shared/ssa/change-notes/2024-01-22-outdated-deprecations.md b/shared/ssa/change-notes/2024-01-22-outdated-deprecations.md
new file mode 100644
index 000000000000..c1a3deabd2de
--- /dev/null
+++ b/shared/ssa/change-notes/2024-01-22-outdated-deprecations.md
@@ -0,0 +1,4 @@
+---
+category: minorAnalysis
+---
+* Deleted the deprecated `adjacentDefNoUncertainReads`, `lastRefRedefNoUncertainReads`, and `lastRefNoUncertainReads` predicates.
\ No newline at end of file