diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
new file mode 100644
index 00000000000..6642e4b7df6
--- /dev/null
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -0,0 +1,25 @@
+## Description
+
+<!-- Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change. -->
+
+Fixes # (issue, if applicable)
+
+## Checklist
+
+- [ ] Test cases added
+- [ ] Performance benchmarks added in case of performance changes
+- [ ] Release notes entry updated:
+    > Please make sure to add an entry with short succint description of the change as well as link to this pull request to the respective release notes file, if applicable.
+    >
+    > Release notes files:
+    > - If anything under `src/Compiler` has been changed, please make sure to make an entry in `docs/release-notes/FSharp.Compiler.Service/<version>.md`, where `<version>` is usually "highest" one, e.g. `42.8.200`
+    > - If language feature was added (i.e. `LanguageFeatures.fsi` was changed), please add it to `docs/releae-notes/Language/preview.md`
+    > - If a change to `FSharp.Core` was made, please make sure to edit `docs/release-notes/FSharp.Core/<version>.md` where version is "highest" one, e.g. `8.0.200`.
+
+    > Examples of release notes entries:
+    > - Respect line limit in quick info popup - https://github.com/dotnet/fsharp/pull/16208
+    > - More inlines for Result module - https://github.com/dotnet/fsharp/pull/16106
+    > - Miscellaneous fixes to parens analysis - https://github.com/dotnet/fsharp/pull/16262
+    >
+
+    > **If you believe that release notes are not necessary for this PR, please add `NO_RELEASE_NOTES` label to the pull request.**
\ No newline at end of file
diff --git a/.github/workflows/check_release_notes.yml b/.github/workflows/check_release_notes.yml
index 9697e16a330..14b3c85ca51 100644
--- a/.github/workflows/check_release_notes.yml
+++ b/.github/workflows/check_release_notes.yml
@@ -28,3 +28,260 @@ jobs:
             repo: context.repo.repo,
           });
           return { "pr_number": context.issue.number, "ref": result.data.head.ref, "repository": result.data.head.repo.full_name};
+    - name: Checkout repo
+      uses: actions/checkout@v2
+      with:
+        repository: ${{ fromJson(steps.get-pr.outputs.result).repository }}
+        ref: ${{ fromJson(steps.get-pr.outputs.result).ref }}
+        fetch-depth: 0
+    - name: Check for release notes changes
+      id: release_notes_changes
+      run: |
+        set -e
+        EOF=$(dd if=/dev/urandom bs=15 count=1 status=none | base64)
+        FSHARP_REPO_URL="https://github.com/${GITHUB_REPOSITORY}"
+        PR_AUTHOR="${{ github.event.pull_request.user.login }}"
+        PR_NUMBER=${{ github.event.number }}
+        PR_URL="${FSHARP_REPO_URL}/pull/${PR_NUMBER}"
+
+        echo "PR Tags: ${{ toJson(github.event.pull_request.labels) }}"
+
+        OPT_OUT_RELEASE_NOTES=${{ contains(github.event.pull_request.labels.*.name, 'NO_RELEASE_NOTES') }}
+
+        echo "Opt out of release notes: $OPT_OUT_RELEASE_NOTES"
+
+        # Parse version from eng/Versions.props
+        # For FSarp.Core:
+        # <FSMajorVersion>8</FSMajorVersion>
+        # <FSMinorVersion>0</FSMinorVersion>
+        # <FSBuildVersion>100</FSBuildVersion>
+        # For FCS:
+        # FCSMajorVersion>43</FCSMajorVersion>
+        # <FCSMinorVersion>8</FCSMinorVersion>
+        # <FCSBuildVersion>$(FSBuildVersion)</FCSBuildVersion>
+        # For VS:
+        # <VSMajorVersion>17</VSMajorVersion>
+        # <VSMinorVersion>8</VSMinorVersion>
+
+        _fs_major_version=$(grep -oPm1 "(?<=<FSMajorVersion>)[^<]+" eng/Versions.props)
+        _fs_minor_version=$(grep -oPm1 "(?<=<FSMinorVersion>)[^<]+" eng/Versions.props)
+        _fs_build_version=$(grep -oPm1 "(?<=<FSBuildVersion>)[^<]+" eng/Versions.props)
+        _fcs_major_version=$(grep -oPm1 "(?<=<FCSMajorVersion>)[^<]+" eng/Versions.props)
+        _fcs_minor_version=$(grep -oPm1 "(?<=<FCSMinorVersion>)[^<]+" eng/Versions.props)
+        _fcs_build_version=$_fs_build_version
+        _vs_major_version=$(grep -oPm1 "(?<=<VSMajorVersion>)[^<]+" eng/Versions.props)
+        _vs_minor_version=$(grep -oPm1 "(?<=<VSMinorVersion>)[^<]+" eng/Versions.props)
+
+        FSHARP_CORE_VERSION="$_fs_major_version.$_fs_minor_version.$_fs_build_version"
+        FCS_VERSION="$_fcs_major_version.$_fcs_minor_version.$_fcs_build_version"
+        VISUAL_STUDIO_VERSION="$_vs_major_version.$_vs_minor_version"
+
+        echo "Found F# version: ${FSHARP_CORE_VERSION}"
+        echo "Found FCS version: ${FCS_VERSION}"
+        echo "Found Visual Studio version: ${VISUAL_STUDIO_VERSION}"
+
+        [[ "$FSHARP_CORE_VERSION" =~ ^[0-9]+\.[0-9]+.[0-9]+$ ]] || (echo "  Invalid FSharp.Core Version parsed"; exit 1)
+        [[ "$FCS_VERSION" =~ ^[0-9]+\.[0-9]+.[0-9]+$ ]] || (echo "  Invalid FCS Version parsed"; exit 1)
+        [[ "$VISUAL_STUDIO_VERSION" =~ ^[0-9]+\.[0-9]+$ ]] || (echo "   Invalid Visual Studio Version parsed"; exit 1)
+
+        _release_notes_base_path='docs/release-notes'
+        _fsharp_core_release_notes_path="${_release_notes_base_path}/FSharp.Core/${FSHARP_CORE_VERSION}.md"
+        _fsharp_compiler_release_notes_path="${_release_notes_base_path}/FSharp.Compiler.Service/${FSHARP_CORE_VERSION}.md"
+        _fsharp_language_release_notes_path="${_release_notes_base_path}/Language/preview.md"
+        _fsharp_vs_release_notes_path="${_release_notes_base_path}/VisualStudio/${VISUAL_STUDIO_VERSION}.md"
+
+        readonly paths=(
+            "src/FSharp.Core|${_fsharp_core_release_notes_path}"
+            "src/Compiler|${_fsharp_compiler_release_notes_path}"
+            "LanguageFeatures.fsi|${_fsharp_language_release_notes_path}"
+            "vsintegration/src|${_fsharp_vs_release_notes_path}"
+        )
+
+        # Check all changed paths
+        RELEASE_NOTES_MESSAGE=""
+        RELEASE_NOTES_MESSAGE_DETAILS=""
+        RELEASE_NOTES_FOUND=""
+        RELEASE_NOTES_CHANGES_SUMMARY=""
+        RELEASE_NOTES_NOT_FOUND=""
+        PULL_REQUEST_FOUND=true
+
+        gh repo set-default ${GITHUB_REPOSITORY}
+
+        _modified_paths=`gh pr view ${PR_NUMBER} --json files --jq '.files.[].path'`
+
+        for fields in ${paths[@]}
+        do
+            IFS=$'|' read -r path release_notes <<< "$fields"
+            echo "Checking for changed files in: $path"
+
+            # Check if path is in modified files:
+            if [[ "${_modified_paths[@]}" =~ "${path}" ]]; then
+                echo "  Found $path in modified files"
+                echo "      Checking if release notes modified in: $release_notes"
+                if [[ "${_modified_paths[@]}" =~ "${release_notes}" ]]; then
+                    echo "          Found $release_notes in modified files"
+                    echo "              Checking for pull request URL in $release_notes"
+
+                    if [[ ! -f $release_notes ]]; then
+                        echo "              $release_notes does not exist, please, create it."
+                        #exit 1;
+                    fi
+
+                    _pr_link_occurences=`grep -c "${PR_URL}" $release_notes || true`
+
+                    echo "              Found $_pr_link_occurences occurences of $PR_URL in $release_notes"
+
+                    if [[ ${_pr_link_occurences} -eq 1 ]]; then
+                        echo "                  Found pull request URL in $release_notes once"
+                        RELEASE_NOTES_FOUND+="> | \\\`$path\\\` | [$release_notes](${FSHARP_REPO_URL}/$release_notes) | |"
+                        RELEASE_NOTES_FOUND+=$'\n'
+                    elif [[ ${_pr_link_occurences} -eq 0 ]]; then
+                        echo "                  Did not find pull request URL in $release_notes"
+                        DESCRIPTION="**No current pull request URL (${PR_URL}) found, please consider adding it**"
+                        RELEASE_NOTES_FOUND+="> | \\\`$path\\\` | [$release_notes](${FSHARP_REPO_URL}/$release_notes) | ${DESCRIPTION} |"
+                        RELEASE_NOTES_FOUND+=$'\n'
+                        PULL_REQUEST_FOUND=false
+                    fi
+                else
+                    echo "          Did not find $release_notes in modified files"
+                    DESCRIPTION="**No release notes found or release notes format is not correct**"
+                    RELEASE_NOTES_NOT_FOUND+="| \\\`$path\\\` | [$release_notes](${FSHARP_REPO_URL}/$release_notes) | ${DESCRIPTION} |"
+                    RELEASE_NOTES_NOT_FOUND+=$'\n'
+                fi
+            else
+                echo "      Nothing found, no release notes required"
+            fi
+        done
+
+        echo "Done checking for release notes changes"
+
+        if [[ $RELEASE_NOTES_NOT_FOUND != "" ]]; then
+            RELEASE_NOTES_MESSAGE_DETAILS+=$"@${PR_AUTHOR},"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$"> [!CAUTION]"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$"> **No release notes found for the following paths.**"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$">"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$"> Please make sure to add an entry with short succint description of the change as well as link to this pull request."
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$">"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$"> Examples: "
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$"> \\\`- Respect line limit in quick info popup - https://github.com/dotnet/fsharp/pull/16208\\\`"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$"> \\\`- More inlines for Result module - https://github.com/dotnet/fsharp/pull/16106\\\`"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$"> \\\`- Miscellaneous fixes to parens analysis - https://github.com/dotnet/fsharp/pull/16262\\\`"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'**If you believe that release notes are not necessary for this PR, please add "NO_RELEASE_NOTES" label to the pull request.**'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$"**You can open this PR in browser to add release notes: [open in github.dev](https://github.dev/dotnet/fsharp/pull/${PR_NUMBER})**"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+='| Change path      | Release notes path | Description |'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+='| ---------------- | ------------------ | ----------- |'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+="${RELEASE_NOTES_NOT_FOUND}"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+        fi
+
+        if [[ $RELEASE_NOTES_FOUND != "" ]]; then
+            RELEASE_NOTES_MESSAGE_DETAILS+=$"<hr/>"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$"> :white_check_mark: Found changes and release notes in following paths:"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+
+            if [[ $PULL_REQUEST_FOUND = false ]]; then
+                RELEASE_NOTES_MESSAGE_DETAILS+=$"> [!WARNING]"
+                RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+                RELEASE_NOTES_MESSAGE_DETAILS+=$"> **No PR link found in some release notes, please consider adding it.**"
+                RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+                RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+                RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            fi
+
+            RELEASE_NOTES_MESSAGE_DETAILS+='> | Change path      | Release notes path | Description |'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+='> | ---------------- | ------------------ | ----------- |'
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+            RELEASE_NOTES_MESSAGE_DETAILS+="${RELEASE_NOTES_FOUND}"
+            RELEASE_NOTES_MESSAGE_DETAILS+=$'\n'
+        fi
+
+        RELEASE_NOTES_MESSAGE+=$'<!-- DO_NOT_REMOVE: release_notes_check -->\n'
+
+        if [[ $RELEASE_NOTES_MESSAGE_DETAILS == "" ]]; then
+            RELEASE_NOTES_MESSAGE+=$'## :white_check_mark: No release notes required\n\n'
+        else
+            RELEASE_NOTES_MESSAGE+=$'## :heavy_exclamation_mark: Release notes required\n\n'
+            RELEASE_NOTES_MESSAGE+=$RELEASE_NOTES_MESSAGE_DETAILS
+        fi
+
+        echo "release-notes-check-message<<$EOF" >>$GITHUB_OUTPUT
+
+        if [[ "$OPT_OUT_RELEASE_NOTES" = true ]]; then
+            echo "<!-- DO_NOT_REMOVE: release_notes_check -->" >>$GITHUB_OUTPUT
+            echo "" >>$GITHUB_OUTPUT
+            echo "## :warning: Release notes required, but author opted out" >>$GITHUB_OUTPUT
+            echo "" >>$GITHUB_OUTPUT
+            echo "" >>$GITHUB_OUTPUT
+            echo "> [!WARNING]" >>$GITHUB_OUTPUT
+            echo "> **Author opted out of release notes, check is disabled for this pull request.**" >>$GITHUB_OUTPUT
+            echo "> cc @dotnet/fsharp-team-msft" >>$GITHUB_OUTPUT
+        else
+            echo "${RELEASE_NOTES_MESSAGE}" >>$GITHUB_OUTPUT
+        fi
+
+        echo "$EOF" >>$GITHUB_OUTPUT
+
+        if [[ $RELEASE_NOTES_NOT_FOUND != "" && ${OPT_OUT_RELEASE_NOTES} != true ]]; then
+            exit 1
+        fi
+    # Did bot already commented the PR?
+    - name: Find Comment
+      if: success() || failure()
+      uses: peter-evans/find-comment@v2.4.0
+      id: fc
+      with:
+        issue-number: ${{github.event.pull_request.number}}
+        comment-author: 'github-actions[bot]'
+        body-includes: '<!-- DO_NOT_REMOVE: release_notes_check -->'
+    # If not, create a new comment
+    - name: Create comment
+      if: steps.fc.outputs.comment-id == '' && (success() || failure())
+      uses: actions/github-script@v6
+      with:
+        github-token: ${{ github.token }}
+        script: |
+            const comment = await github.rest.issues.createComment({
+                issue_number: context.issue.number,
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                body: `${{steps.release_notes_changes.outputs.release-notes-check-message}}`
+            });
+            return comment.data.id;
+    # If yes, update the comment
+    - name: Update comment
+      if: steps.fc.outputs.comment-id != '' && (success() || failure())
+      uses: actions/github-script@v6
+      with:
+        github-token: ${{ github.token }}
+        script: |
+            const comment = await github.rest.issues.updateComment({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                comment_id: ${{steps.fc.outputs.comment-id}},
+                body: `${{steps.release_notes_changes.outputs.release-notes-check-message}}`
+            });
+            return comment.data.id;
\ No newline at end of file
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index d16b15a6ed0..d8ee497da76 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -281,9 +281,11 @@ stages:
 
         # Check whether package with current version has been published to nuget.org
         # We will try to restore both FSharp.Core and FCS and if restore is _successful_, package version needs to be bumped.
-        # NOTE: This CI check should only run on the release branches.
+        # NOTE: The check now runs on all branches (not just release),
+        #       because we want to catch cases when version is desynched and we didn't update it.
+        #       It is also helping the release notes automation to be up to date with packages versions.
         - job: Check_Published_Package_Versions
-          condition: or(startsWith(variables['Build.SourceBranch'], 'refs/heads/release/'), or(startsWith(variables['System.PullRequest.SourceBranch'], 'release/dev'), startsWith(variables['System.PullRequest.TargetBranch'], 'release/dev')))
+          # condition: or(startsWith(variables['Build.SourceBranch'], 'refs/heads/release/'), or(startsWith(variables['System.PullRequest.SourceBranch'], 'release/dev'), startsWith(variables['System.PullRequest.TargetBranch'], 'release/dev')))
           pool:
             vmImage: $(UbuntuMachineQueueName)
           strategy:
diff --git a/docs/release-notes/FSharp.Compiler.Service/8.0.200.md b/docs/release-notes/FSharp.Compiler.Service/8.0.200.md
new file mode 100644
index 00000000000..33e81141302
--- /dev/null
+++ b/docs/release-notes/FSharp.Compiler.Service/8.0.200.md
@@ -0,0 +1 @@
+- Miscellaneous fixes to parens analysis - https://github.com/dotnet/fsharp/pull/16262
\ No newline at end of file
diff --git a/docs/release-notes/FSharp.Core/8.0.200.md b/docs/release-notes/FSharp.Core/8.0.200.md
new file mode 100644
index 00000000000..8bed6454108
--- /dev/null
+++ b/docs/release-notes/FSharp.Core/8.0.200.md
@@ -0,0 +1 @@
+- More inlines for Result module - https://github.com/dotnet/fsharp/pull/16106
\ No newline at end of file
diff --git a/docs/release-notes/Language/preview.md b/docs/release-notes/Language/preview.md
new file mode 100644
index 00000000000..7d9996a870e
--- /dev/null
+++ b/docs/release-notes/Language/preview.md
@@ -0,0 +1 @@
+- Feature: Better unmanaged structs handling - https://github.com/dotnet/fsharp/pull/12154
\ No newline at end of file
diff --git a/eng/Versions.props b/eng/Versions.props
index c96ae7ba999..d09ec8ccaf6 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -12,10 +12,11 @@
   <!-- Version number computation -->
   <PropertyGroup>
     <PreReleaseVersionLabel>beta</PreReleaseVersionLabel>
+    <!-- These have to be in sync with latest release branch -->
     <!-- F# Version components -->
     <FSMajorVersion>8</FSMajorVersion>
     <FSMinorVersion>0</FSMinorVersion>
-    <FSBuildVersion>100</FSBuildVersion>
+    <FSBuildVersion>200</FSBuildVersion>
     <FSRevisionVersion>0</FSRevisionVersion>
     <!-- -->
     <!-- F# Language version -->
@@ -55,8 +56,9 @@
     <FSProductVersion>$(FSToolsMajorVersion).$(FSToolsMinorVersion).$(FSToolsBuildVersion).$(FSToolsRevisionVersion)</FSProductVersion>
   </PropertyGroup>
   <PropertyGroup>
+    <!-- These have to be in sync with latest release branch -->
     <VSMajorVersion>17</VSMajorVersion>
-    <VSMinorVersion>8</VSMinorVersion>
+    <VSMinorVersion>9</VSMinorVersion>
     <VSGeneralVersion>$(VSMajorVersion).0</VSGeneralVersion>
     <VSAssemblyVersionPrefix>$(VSMajorVersion).$(VSMinorVersion).0</VSAssemblyVersionPrefix>
     <VSAssemblyVersion>$(VSAssemblyVersionPrefix).0</VSAssemblyVersion>
diff --git a/src/FSharp.Core/prim-types-prelude.fs b/src/FSharp.Core/prim-types-prelude.fs
index 63c370ba332..9a002450382 100644
--- a/src/FSharp.Core/prim-types-prelude.fs
+++ b/src/FSharp.Core/prim-types-prelude.fs
@@ -119,3 +119,4 @@ namespace Microsoft.FSharp.Core
     type voidptr = (# "void*" #)
 
     type ilsigptr<'T> = (# "!0*" #)
+
diff --git a/vsintegration/src/Directory.Build.props b/vsintegration/src/Directory.Build.props
index f7a21adf80c..af52f02d17b 100644
--- a/vsintegration/src/Directory.Build.props
+++ b/vsintegration/src/Directory.Build.props
@@ -10,3 +10,4 @@
   </PropertyGroup>
 
 </Project>
+