---
title: "Dotkernel Frontend version 3 launched"
description: "Announcement of Dotkernel Frontend version 3, a Mezzio-based PHP application, including its GitHub source, live demo, and version 3 changelog requirements."
author: "admin"
date_published: "2020-05-19"
canonical_url: "https://www.dotkernel.com/dotkernel3/dotkernel-frontend-version-3-launched/"
category: "Dotkernel 3"
language: "en"
---

# Dotkernel Frontend version 3 launched

## TL;DR

Dotkernel Frontend version 3 has launched as part of the Dotkernel collection of PSR-7 Middleware applications, built on the Mezzio microframework using Laminas components.
The source is available on GitHub, with a live demo running at v3.dotkernel.net.
Branch 3.0 is now the default branch, requiring Mezzio ^3.2, PHP ^7.4, Doctrine 2.7.x, and Twig 3.x, with dot-* packages limited to version 3.x and above.

## Dotkernel Frontend PHP Application Version 3 Was Launched

Dotkernel is a collection of PSR-7 Middleware applications built on top of the [Mezzio microframework and using Laminas components](https://getlaminas.org/).
You can clone it from [GitHub](https://github.com/dotkernel/frontend).
Live demo: [v3.dotkernel.net](https://v3.dotkernel.net)

### Changelog

Branch 3.0 is the current and default branch, and:

- Require Mezzio ^3.2
- Require PHP ^7.4
- Require Doctrine 2.7.x
- Require Twig 3.x
- Limited dot-* packages to version 3.x and above

## FAQ

**Q: What is Dotkernel Frontend built on?**
A: It's part of the Dotkernel collection of PSR-7 Middleware applications, built on top of the Mezzio microframework using Laminas components.

**Q: Where can you see a live demo of version 3?**
A: At v3.dotkernel.net.

**Q: What are the changelog requirements for version 3?**
A: Requires Mezzio ^3.2, PHP ^7.4, Doctrine 2.7.x, and Twig 3.x, with dot-* packages limited to version 3.x and above.