diff --git a/CHANGELOG.md b/CHANGELOG.md
index 45ac6243f717..eca9ab956d3a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,85 @@
# CHANGELOG
+## `v40.0.0`
+
+### New Packages
+
+| Package Name | API Version |
+| -----------: | :---------: |
+| logic | 2019-05-01 |
+| maps | 2020-02-01-preview |
+| peering | 2020-01-01-preview |
+
+### Updated Packages
+
+| Package Name | API Version |
+| -----------: | :---------: |
+| devspaces | 2019-04-01 |
+| machinelearningservices | 2020-01-01 |
+| msi | 2015-08-31-preview |
+| operationalinsights | 2015-03-20 2015-11-01-preview |
+| policyinsights | 2019-10-01 |
+| security | v1.0 v2.0 |
+| sql | 2015-05-01-preview 2017-03-01-preview 2018-06-01-preview |
+| subscriptions | 2018-06-01 2019-06-01 |
+
+### BreakingChanges
+
+| Package Name | API Version |
+| -----------: | :---------: |
+| backup | 2017-07-01 |
+| containerregistry | 2019-05-01-preview 2019-06-01-preview 2019-12-01-preview |
+| datafactory | 2018-06-01 |
+| datamigration | 2018-07-15-preview |
+| documentdb | 2019-12-12 |
+| features | 2019-07-01 |
+| frontdoor | 2020-01-01 |
+| graphrbac | 1.6 |
+| hanaonazure | 2017-11-03-preview |
+| msi | 2018-11-30 |
+| mysql | 2017-12-01 |
+| postgresql | 2017-12-01 |
+| prediction | customvision |
+| resources | 2015-11-01 2016-02-01 2016-07-01 2016-09-01 2017-05-10 2018-02-01 2018-05-01 2019-03-01 2019-05-01 |
+| security | v3.0 |
+| securityinsight | 2017-08-01-preview |
+| sql | v3.0 |
+| storage | 2019-06-01 |
+
+### Removed Packages
+
+| Package Name | API Version |
+| -----------: | :---------: |
+| logic | 2019-05-01 |
+
+**NOTE:** `services/preview/logic/mgmt/2019-05-01/logic` was moved to `services/logic/mgmt/2019-05-01/logic`, since it is a stable package and was placed in `preview` directory by mistake.
+
+## `v39.3.0`
+
+### New Packages
+
+| Package Name | API Version |
+| -----------: | :---------: |
+| containerservice | 2019-10-27-preview |
+| synapse | 2019-06-01-preview |
+
+## `v39.2.0`
+
+### New Packages
+
+| Package Name | API Version |
+| -----------: | :---------: |
+| containerservice | 2020-02-01 |
+
+## `v39.1.0`
+
+### New Packages
+
+| Package Name | API Version |
+| -----------: | :---------: |
+| apimanagement | 2019-12-01-preview |
+| reservations | 2019-07-19-preview |
+
## `v39.0.0`
### New Packages
diff --git a/SECURITY.md b/SECURITY.md
new file mode 100644
index 000000000000..79589f291845
--- /dev/null
+++ b/SECURITY.md
@@ -0,0 +1,8 @@
+# Security Policy
+
+## Reporting a Vulnerability
+
+Security issues and bugs should be reported privately, via email, to the Microsoft Security Response Center (MSRC) . You should receive a response within 24 hours. If for some reason you do not, please follow up via email to ensure we received your original message. Further information, including the MSRC PGP key, can be found in the [Security TechCenter](https://www.microsoft.com/msrc/faqs-report-an-issue).
+
+Please do not open issues for anything you think might have a security implication.
+
diff --git a/eng/common/Extract-ReleaseNotes.ps1 b/eng/common/Extract-ReleaseNotes.ps1
new file mode 100644
index 000000000000..77b14baf9af6
--- /dev/null
+++ b/eng/common/Extract-ReleaseNotes.ps1
@@ -0,0 +1,47 @@
+# given a CHANGELOG.md file, extract the relevant info we need to decorate a release
+param (
+ [Parameter(Mandatory = $true)]
+ [String]$ChangeLogLocation
+)
+
+$RELEASE_TITLE_REGEX = "(?^\#+.*(?\b\d+\.\d+\.\d+([^0-9\s][^\s:]+)?))"
+
+$releaseNotes = @{}
+$contentArrays = @{}
+if ($ChangeLogLocation.Length -eq 0)
+{
+ return $releaseNotes
+}
+
+try
+{
+ $contents = Get-Content $ChangeLogLocation
+
+ # walk the document, finding where the version specifiers are and creating lists
+ $version = ""
+ foreach($line in $contents){
+ if ($line -match $RELEASE_TITLE_REGEX)
+ {
+ $version = $matches["version"]
+ $contentArrays[$version] = @()
+ }
+
+ $contentArrays[$version] += $line
+ }
+
+ # resolve each of discovered version specifier string arrays into real content
+ foreach($key in $contentArrays.Keys)
+ {
+ $releaseNotes[$key] = New-Object PSObject -Property @{
+ ReleaseVersion = $key
+ ReleaseContent = $contentArrays[$key] -join [Environment]::NewLine
+ }
+ }
+}
+catch
+{
+ Write-Host "Error parsing $ChangeLogLocation."
+ Write-Host $_.Exception.Message
+}
+
+return $releaseNotes
\ No newline at end of file
diff --git a/eng/common/InterdependencyGraph.html b/eng/common/InterdependencyGraph.html
new file mode 100644
index 000000000000..21f78563ed42
--- /dev/null
+++ b/eng/common/InterdependencyGraph.html
@@ -0,0 +1,356 @@
+
+
+
+Interdependency Graph
+
+
+
+
+
+
+
+
+
+
Dependency Graph
+
+
+
+
+
+
+
+
diff --git a/eng/common/Update-Change-Log.ps1 b/eng/common/Update-Change-Log.ps1
new file mode 100644
index 000000000000..bc48cbd63c7f
--- /dev/null
+++ b/eng/common/Update-Change-Log.ps1
@@ -0,0 +1,135 @@
+# Note: This script will add or replace version title in change log
+
+# Parameter description
+# Version : Version to add or replace in change log
+# ChangeLogPath: Path to change log file. If change log path is set to directory then script will probe for change log file in that path
+# Unreleased: Default is true. If it is set to false, then today's date will be set in verion title. If it is True then title will show "Unreleased"
+# ReplaceVersion: This is useful when replacing current version title with new title.( Helpful to update the title before package release)
+
+param (
+ [Parameter(Mandatory = $true)]
+ [String]$Version,
+ [Parameter(Mandatory = $true)]
+ [String]$ChangeLogPath,
+ [String]$Unreleased = $True,
+ [String]$ReplaceVersion = $False
+)
+
+
+$RELEASE_TITLE_REGEX = "(?^\#+.*(?