Flashdevelop Alternatives (January 2026)

Flashdevelop

FlashDevelop.org - Welcome

https://www.flashdevelo.org/

FlashDevelop is a free and open source code editor.

4.1/5

24+ reviews

Reviewed on:

G2
1.
Visual Studio Code - Code Editing. Redefined
https://code.visualstudi
.com/

Visual Studio Code is a code editor redefined and optimized for building and debugging modern web and cloud applications.  Visual Studio Code is free and available on your favorite platform - Linux, macOS, and Windows.

2.
KDevelop - A cross-platform IDE for C, C++, Python, QML/JavaScript and PHP
https://kdevelo
.org/

A cross-platform IDE for C, C++, Python, QML/JavaScript and PHP

3.
CodeLobster - Free portable cross-platform PHP IDE with support Drupal, Smarty, Twig, WordPress, Joomla, JQuery, CodeIgniter, HTML, CSS, JavaScript, AngularJS, CakePHP, TypeScript, Python, Node.js, Laravel, Phalcon, Symfony, Yii
https://www.codelobste
.com/

CodeLobster - Free portable cross-platform PHP IDE with support Drupal, Smarty, Twig, WordPress, Joomla, JQuery, CodeIgniter, HTML, CSS, JavaScript, TypeScript, AngularJS, CakePHP, Python, Laravel, Phalcon, Symfony, Yii

4.
GDevelop: Free, Fast, Easy Game Engine - No-code, Lightweight, Super Powerful | GDevelop
https://gdevelo
.io/

GDevelop is a free, fast, easy, open-source game engine. Learn 2D and 3D game development with our tutorials. Publish everywhere: iOS, Android, Steam...

5.
Brackets - A modern, open source code editor that understands web design.
https://bracket
.io/

Brackets is a lightweight, yet powerful, modern text editor. We blend visual tools into the editor so you get the right amount of help when you want it. With new features and extensions released every 3-4 weeks, it's like getting presents all year long.

6.
Bluefish Editor : Home
https://bluefish.openoffic
.nl/

Home of the Bluefish Editor, a powerful editor targeted towards programmers and webdesigners. It supports working with local and remote files, syntax highlighting and a WYSIWYN interface.

7.
Welcome to Apache NetBeans
https://netbeans.apach
.org/

Apache NetBeans

8.
JetBrains Fleet: More Than a Code Editor
https://www.jetbrain
.com/fleet/

Built from scratch, based on 20 years of experience developing IDEs. Fleet uses the IntelliJ code-processing engine, with a distributed IDE architecture and a reimagined UI.

9.
Software | Arduino
https://www.arduin
.cc/en/software/

Open-source electronic prototyping platform enabling users to create interactive electronic objects.