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Open source alternatives to Kiro[009]

Kiro is an agentic IDE from AWS that turns prompts into specs, tasks and generated code with hooks that run across a project. Below are 9 self-hostable open source alternatives, ranked by GitHub popularity.

// DEVELOPER TOOLS№ 001
Zed

Zed

★ FEATUREDRUST

Code at the speed of thought – Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.

★ STARS

82.2k

⑂ FORKS

8.3k

OPEN PROJECT→
// AI & ML№ 002
Aider

Aider

★ FEATUREDPYTHON

Aider is AI pair programming in your terminal

★ STARS

44.5k

⑂ FORKS

4.4k

OPEN PROJECT→
// AI & ML№ 003
Agno

Agno

★ FEATUREDPYTHON

Build, run, and manage agent platforms.

★ STARS

40.0k

⑂ FORKS

5.4k

OPEN PROJECT→
// AI & ML№ 004
Tabby

Tabby

★ FEATUREDRUST

Self-hosted AI coding assistant

★ STARS

33.5k

⑂ FORKS

1.7k

OPEN PROJECT→
// DEVELOPER TOOLS№ 005
CodeEdit

CodeEdit

SWIFT

CodeEdit App for macOS – Elevate your code editing experience. Open source, free forever.

★ STARS

22.8k

⑂ FORKS

1.2k

OPEN PROJECT→
// AI & ML№ 006
kilocode

kilocode

TYPESCRIPT

Kilo is the all-in-one agentic engineering platform. Build, ship, and iterate faster with the most popular open source coding agent.

★ STARS

19.0k

⑂ FORKS

2.5k

OPEN PROJECT→
// AI & ML№ 007
t3-code

t3-code

TYPESCRIPT

Advanced AI coding assistant that enhances development workflow with intelligent code suggestions, automated debugging, and seamless integration.

★ STARS

11.1k

⑂ FORKS

2.1k

OPEN PROJECT→
// AI & ML№ 008
Emdash

Emdash

TYPESCRIPT

Emdash is the Open-Source Agentic Development Environment ( YC W26). Run multiple coding agents in parallel. Use any provider.

★ STARS

4.3k

⑂ FORKS

413

OPEN PROJECT→
// AI & ML№ 009
OmoiOS

OmoiOS

PYTHON

Spec-driven multi-agent orchestration — autonomous development workforce powered by Claude & OpenHands

★ STARS

62

⑂ FORKS

4

OPEN PROJECT→

// EDITOR'S TAKE

Zed is the closest thing to Kiro as a product, a fast native editor with agents wired into the editing surface, but it has no equivalent of Kiro's spec-then-build flow; kilocode gets nearer to that with its architect, code and debug modes, at the cost of living inside VS Code. Aider is the pick if you would rather drive the whole thing from a terminal and keep every change as a git commit.

// FREQUENTLY ASKED

What is the best open source Kiro alternative?

Zed is the most popular open source Kiro alternative by GitHub stars (82,216 stars). The other 8 options are ranked above.

Are these Kiro alternatives self-hostable?

Yes — every project listed here is open source and runs on your own infrastructure. Click into a project to see its license, stars, language, and current health status.

Are they free?

All projects shown are free and open source. Check each project's license page for the terms — most are MIT, Apache 2.0, or AGPL.

// PART OF THESE COLLECTIONS