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81 changes: 81 additions & 0 deletions blog/2026-04-20-cloudstack-4.20.3.0-release/index.md
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---
layout: post
title: Apache CloudStack 4.20.3.0 Release
tags: [announcement]
authors: [abhisar]
slug: cloudstack-4.20.3.0-release
---

[![](ACS-4.20.3.0.png "Apache CloudStack 4.20.3.0 Release")](/blog/cloudstack-4.20.3.0-release)

The Apache CloudStack project is pleased to announce the release of CloudStack
4.20.3.0.

<!-- truncate -->

The CloudStack 4.20.3.0 release is a maintenance release as part of
its 4.20.x LTS branch and contains around 150 fixes and
improvements since the CloudStack 4.20.1.0 release.

Some of the highlights include:

Support for Mysql 8.4
* Copy templates from other secondary storage instead of downloading them
* New Prometheus metric to track host certificate expiry
* KVM DRS optimizations
* Support for custom SSH port for KVM hosts
* Support for configurable IP ranges per remote access VPN
* Support live migration to Linstor from other primary storages
* Support for deploy-as-is template as VNF template
* Some improvements related to secondary storage selectors
* CKS cluster scaling and resource limits fixes
* Several Usage server related fixes
* Some fixes related to Snapshot physical size reporting
* Several UI fixes and improvements

CloudStack LTS branches are supported for 24 months and will receive
updates for the first 18 months and only security updates in the last
6 months.

Apache CloudStack is an integrated Infrastructure-as-a-Service (IaaS)
software platform that enables users to build feature-rich public and
private cloud environments. It offers an intuitive user interface and
a robust API for managing compute, networking, software, and storage
resources. The project became an Apache top-level project in March
2013.


More information about Apache CloudStack can be found at:
https://cloudstack.apache.org/

## Documentation

What's new in CloudStack 4.20.3.0:
https://docs.cloudstack.apache.org/en/4.20.3.0/releasenotes/about.html

The 4.20.3.0 release notes include a full list of issues fixed, as well
as upgrade instructions from previous versions of Apache CloudStack, and
can be found at:
https://docs.cloudstack.apache.org/en/4.20.3.0/releasenotes/

The official installation, administration, and API documentation for
each of the releases are available on our documentation page:
https://docs.cloudstack.apache.org/


## Downloads

The official source code for the 4.20.3.0 release can be downloaded from our
downloads page:

https://cloudstack.apache.org/downloads.html

In addition to the official source code release, individual contributors
have also made convenience binaries available on the Apache CloudStack
download page, and can be found at:

- https://download.cloudstack.org/el/8/
- https://download.cloudstack.org/el/9/
- https://download.cloudstack.org/suse/15
- https://download.cloudstack.org/ubuntu/dists/
- https://www.shapeblue.com/packages/
6 changes: 6 additions & 0 deletions blog/authors.yml
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@@ -1,3 +1,9 @@
abhisar:
name: Abhisar Sinha
title: ACS committer
url: https://github.com/abh1sar
image_url: /img/authors/abhisar.jpg

antonia:
name: Antonia Shehova-Vasileva
title: contributor
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1 change: 1 addition & 0 deletions src/components/Releases/index.tsx
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Expand Up @@ -3,6 +3,7 @@ import React from "react";
const versions = [
'4.22.0.0',
'4.21.0.0',
'4.20.3.0',
'4.20.2.0',
'4.20.1.0',
'4.20.0.0',
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16 changes: 8 additions & 8 deletions src/pages/downloads.mdx
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Expand Up @@ -47,23 +47,23 @@ Instructions for building from source and upgrading from a previous version of
CloudStack to Apache CloudStack 4.22.0.0 can be found in the upgrade section of
the Release Notes (see above).

The latest CloudStack LTS maintenance release for version `4.20.x.x` is `4.20.2.0` as part of the
The latest CloudStack LTS maintenance release for version `4.20.x.x` is `4.20.3.0` as part of the
previous LTS release.

<a className="button button--primary button--lg" href="https://dlcdn.apache.org/cloudstack/releases/4.20.2.0/apache-cloudstack-4.20.2.0-src.tar.bz2">Get the 4.20.2.0 Source</a>&nbsp;
<a className="button button--primary button--lg" href="https://dlcdn.apache.org/cloudstack/releases/4.20.3.0/apache-cloudstack-4.20.3.0-src.tar.bz2">Get the 4.20.3.0 Source</a>&nbsp;
<a className="button button--secondary button--sm" href="https://dlcdn.apache.org/cloudstack/KEYS">KEYS</a>&nbsp;
<a className="button button--secondary button--sm" href="https://dlcdn.apache.org/cloudstack/releases/4.20.2.0/apache-cloudstack-4.20.2.0-src.tar.bz2.asc">PGP</a>&nbsp;
<a className="button button--secondary button--sm" href="https://dlcdn.apache.org/cloudstack/releases/4.20.2.0/apache-cloudstack-4.20.2.0-src.tar.bz2.sha512">SHA512</a>
<a className="button button--secondary button--sm" href="https://dlcdn.apache.org/cloudstack/releases/4.20.3.0/apache-cloudstack-4.20.3.0-src.tar.bz2.asc">PGP</a>&nbsp;
<a className="button button--secondary button--sm" href="https://dlcdn.apache.org/cloudstack/releases/4.20.3.0/apache-cloudstack-4.20.3.0-src.tar.bz2.sha512">SHA512</a>
<br/><br/>

Full release notes can be found in the version [4.20.2.0 Release
Notes](https://docs.cloudstack.apache.org/en/4.20.2.0/releasenotes/) website.
Full release notes can be found in the version [4.20.3.0 Release
Notes](https://docs.cloudstack.apache.org/en/4.20.3.0/releasenotes/) website.

Instructions for building from source and installing Apache CloudStack can be
found in the [Installation
Guide](https://docs.cloudstack.apache.org/en/4.20.2.0/installguide/).
Guide](https://docs.cloudstack.apache.org/en/4.20.3.0/installguide/).
Instructions for building from source and upgrading from a previous version of
CloudStack to Apache CloudStack 4.20.2.0 can be found in the upgrade section of
CloudStack to Apache CloudStack 4.20.3.0 can be found in the upgrade section of
the Release Notes (see above).

### Community Packages
Expand Down
Binary file added static/img/authors/abhisar.jpg
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