Jean

Jean

coolLabs Solutions
+
+

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About

Google Antigravity is an agentic development platform that reimagines the traditional IDE for the AI-first era. Designed for developers of all levels, it enables seamless collaboration between humans and intelligent agents across the editor, terminal, and browser. The platform allows developers to issue natural language commands, monitor autonomous coding workflows, and review generated artifacts—all from a unified interface. Antigravity introduces cross-surface agent synchronization, ensuring consistency and context sharing across multiple workspaces. Its mission control view lets users manage and refine multiple agents simultaneously, making complex development tasks faster, smarter, and more intuitive. Whether you’re building enterprise-scale systems or experimenting creatively, Google Antigravity elevates the development experience into a new era of agent-driven productivity.

About

Jean is an open-source development workspace for developers coordinating AI coding agents across local and remote projects. It brings repositories, Git worktrees, agent sessions, terminals, and code review into a desktop application, with a browser interface served by the user's own machine or Linux server. Developers can create isolated worktrees for issues and pull requests, run supported agents in parallel, inspect diffs, and use Git tools for reviewing code and preparing commits. Jean connects to GitHub and Linear workflows and supports integrations including Sentry and CodeRabbit. It works with coding-agent command-line tools such as Claude Code, OpenAI Codex, OpenCode, Cursor Agent, and Kimi Code. Jean is intended for solo developers and software teams who want to coordinate agent-assisted work while running projects on their computers or servers.

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Not Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Supported
Chromebook Supported

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Not Supported
On-Premises Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Developers, engineers, and organizations seeking an AI-powered IDE that enables multi-agent collaboration, autonomous coding, and high-level software development through natural language and agentic workflows

Audience

Solo software developers and software development teams coordinating AI coding-agent work across their projects.

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

API

Offers API Not Supported

API

Offers API Supported

Screenshots and Videos

Screenshots and Videos

Pricing

Free
Free Version Supported
Free Trial Not Supported

Pricing

$0
Jean is free and open source under Apache 2.0, with no paid tiers, feature gates, or usage limits. Users bring their own subscriptions for supported AI coding agents; those services may charge separately.
Free Version Supported
Free Trial Not Supported

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 5.0 / 5
design 5.0 / 5
support 5.0 / 5

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Pros & Cons from Real Users

Pros

  • Google Antigravity delivers one of the smoothest agent-first development experiences I’ve ever used on macOS. The cross-surface synchronization between editor, terminal, and browser feels seamless, and the natural-language code commands make complex tasks incredibly fast. Mission control for managing multiple agents is a standout feature, and the intelligent tab autocompletion feels noticeably more context-aware than traditional IDEs.

Cons

  • The platform is still new (I literally just started using it today), so some integrations feel limited compared to more mature IDE ecosystems. A few workflows require switching mental models from conventional tooling, which takes a bit of adjustment. I also found myself wanting deeper customization options for agent behavior—though these are likely to evolve quickly.

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

Google
Founded: 1998
United States
antigravity.google/

Company Information

coolLabs Solutions
Founded: 2025
Hungary
jean.build/

Alternatives

Alternatives

Orca

Orca

Stably AI
JetBrains Junie

JetBrains Junie

JetBrains
Devin Desktop

Devin Desktop

Cognition

Categories

Agentic AI Supported
AI Coding Agents Supported
AI IDEs Supported
IDE Supported
Vibe Coding Supported

Categories

Integrations

Claude Fable 5.5 Supported
Claude Mythos 5 Supported
Claude Opus 4.6 Supported
Command Code Not Supported
Gamelabs Studio Supported
Gemini 3 Pro Image Supported
Gemini 3.5 Flash Supported
Gemini 4 Flash Supported
Gemini Enterprise Supported
Harden Supported
IntelliJ IDEA Supported
Linear Not Supported
MemPalace Supported
Nano Banana 2 Supported
Nano Banana 2.1 Supported
OpenCode Not Supported
Pook Supported
PrintHaus Supported
Zed Supported
gpt-oss-20b Supported

Integrations

Claude Fable 5.5 Not Supported
Claude Mythos 5 Not Supported
Claude Opus 4.6 Not Supported
Command Code Supported
Gamelabs Studio Not Supported
Gemini 3 Pro Image Not Supported
Gemini 3.5 Flash Not Supported
Gemini 4 Flash Not Supported
Gemini Enterprise Not Supported
Harden Not Supported
IntelliJ IDEA Not Supported
Linear Supported
MemPalace Not Supported
Nano Banana 2 Not Supported
Nano Banana 2.1 Not Supported
OpenCode Supported
Pook Not Supported
PrintHaus Not Supported
Zed Not Supported
gpt-oss-20b Not Supported
Claim Google Antigravity and update features and information
Claim Google Antigravity and update features and information
Claim Jean and update features and information
Claim Jean and update features and information