Open-source agent framework implementing frontier lab techniques: TST, CodeAct, auto-compact, auto decay and MCP support
Cost / License
- Free
- Open Source (MIT)
Platforms
- Mac
- Windows
- Linux
- Python
- Docker




Jules is described as 'Asynchronous agent that gets out of your way. It lets you focus on the coding you want to do, meawnwhile picking up all the other random tasks that you rather not do' and is a ai coding assistant in the development category. There are more than 50 alternatives to Jules for a variety of platforms, including Mac, Windows, Linux, Web-based and Visual Studio Code apps. The best Jules alternative is Google Antigravity, which is free. Other great apps like Jules are opencode, Gemini CLI, Claude Code and Void.
Open-source agent framework implementing frontier lab techniques: TST, CodeAct, auto-compact, auto decay and MCP support




Bolt AI is a cutting-edge AI website designer that builds stunning, high-performing sites in minutes. It combines intelligent design, responsive layouts, and seamless user experience to match your brand.





Pi is a minimal terminal coding harness. Adapt pi to your workflows, not the other way around, without having to fork and modify pi internals.



Trae Plugin is an AI-powered cloud-based IDE (Integrated Development Environment). The built-in AI Assistant and the out-of-the-box development environment let you focus more on the development of various projects.







Agentica is an AI coding assistant that makes AI-powered development affordable for developers who need hundreds of daily requests. Unlike expensive alternatives that force you to ration your usage, Agentica offers 100 free requests daily with open source models, perfect for...

T3 Code is a minimal web GUI for coding agents. Currently Codex-first, with Claude Code support coming soon.
Self-hosted & federated platform for AI IDE/Tools Rules and Commands via WebUI & CLI - Generate, browse, store, share AGENTS.md, CLAUDE.md, and more.

Open-source Claude Design alternative. One-click import your Claude Code / Codex API key. Prompt ? prototype / slides / PDF. Multi-model (Claude, GPT, Gemini, Kimi, GLM, Ollama). BYOK, local-first, MIT.







