Onyx Code alternatives

12 Windows apps in the same category as Onyx Code, ranked by what they have in common and by popularity.

• 
  OpenCode

  OpenCode is an open source agent that helps you write and run code with any AI model. It's available as a terminal-based interface, desktop app, or IDE extension.

  Open source 1.19.4 285.2K ↓ ★ 219.9K assistant, coding
• 
  RStudio

  RStudio is an integrated development environment (IDE) for R.

  Open source 2026.10.0+233 705.1K ↓ ★ 5.1K ide
• 
  Apache NetBeans

  Development Environment, Tooling Platform and Application Framework.

  Open source 31 88.8K ↓ ★ 3.1K coding, ide
• 
  Node.js (LTS)

  Run JavaScript Everywhere

  Open source 24.22.1 4.9M ↓ ★ 122.5K coding
• 
  VSCodium

  VSCodium is a community-driven, freely-licensed and telemetry-free rebuilt of Microsoft's Visual Studio Code.

  Open source 1.143.17183 394.5K ↓ ★ 33.8K editor, ide
• 
  Thonny

  Thonny is a Python IDE meant for learning programming.

  Open source 5.0.0 94.6K ↓ ★ 4K ide
• 
  Haxe

  Haxe is an open source high-level strictly-typed programming language with a fast optimizing cross-compiler.

  Open source 4.3.7 49.7K ↓ ★ 7K
• 
  Processing

  A language and environment for creative coding

  Open source 4.5.7 79.2K ↓ ★ 518 ide
• 
  GDevelop

  The fastest, easiest, most powerful no-code game engine.

  Open source 5.6.285 12.3K ↓ ★ 27.8K ide
• 
  mkcert

  A simple zero-config tool to make locally trusted development certificates with any names you'd like.

  Open source 1.4.4 495K ↓ ★ 59.8K
• 
  imhex

  A Hex Editor for Reverse Engineers, Programmers and people who value their retinas when working at 3 AM.

  Open source 1.38.1 45.7K ↓ ★ 55.5K editor, ide
• 
  Android Studio

  The official Integrated Development Environment (IDE) for Android app development.

  Proprietary 2026.2.1.8 435K ↓ ide

Comparison

App	Licence	Version	Updated	GitHub stars	Chocolatey downloads
Onyx Code	Proprietary	2.4.1	October 4, 2026	—	—
OpenCode	Open source	1.19.4	October 22, 2026	219.9K	285.2K
RStudio	Open source	2026.10.0+233	October 15, 2026	5.1K	705.1K
Apache NetBeans	Open source	31	August 14, 2026	3.1K	88.8K
Node.js (LTS)	Open source	24.22.1	October 22, 2026	122.5K	4.9M
VSCodium	Open source	1.143.17183	October 26, 2026	33.8K	394.5K
Thonny	Open source	5.0.0	April 27, 2026	4K	94.6K
Haxe	Open source	4.3.7	May 9, 2025	7K	49.7K
Processing	Open source	4.5.7	September 24, 2026	518	79.2K
GDevelop	Open source	5.6.285	October 21, 2026	27.8K	12.3K
mkcert	Open source	1.4.4	October 8, 2022	59.8K	495K
imhex	Open source	1.38.1	December 21, 2025	55.5K	45.7K
Android Studio	Proprietary	2026.2.1.8	October 1, 2026	—	435K