by Piebald-AI
Customize Claude Code's system prompts, create custom toolsets, input pattern highlighters, themes/thinking verbs/spinners, customize input box & user message styling, support AGENTS.md, unlock private/unreleased features, and much more. Supports both native/npm installs on all platforms.
# Add to your Claude Code skills
git clone https://github.com/Piebald-AI/tweakccWe've released Piebald, the ultimate agentic AI developer experience.
Download it and try it out for free! https://piebald.ai/
<a href="https://piebald.ai/discord"><img src="https://img.shields.io/badge/Join%20our%20Discord-5865F2?style=flat&logo=discord&logoColor=white" alt="Join our Discord"></a> <a href="https://x.com/PiebaldAI"><img src="https://img.shields.io/badge/Follow%20%40PiebaldAI-000000?style=flat&logo=x&logoColor=white" alt="X"></a>
<sub>Scroll down for tweakcc. :point_down:</sub>
</div> </div> <div align="left"> <a href="https://piebald.ai"> <picture> <source media="(prefers-color-scheme: dark)" srcset="https://piebald.ai/screenshot-dark.png"> <source media="(prefers-color-scheme: light)" srcset="https://piebald.ai/screenshot-light.png"> <img alt="hero" width="800" src="https://piebald.ai/screenshot-light.png"> </picture> </a> </div>tweakcc is a CLI tool that upgrades your Claude Code experience. Customize its system prompts, add custom themes, create toolsets, and personalize the UI. From the team behind <img src="https://github.com/Piebald-AI/piebald/raw/main/assets/logo.svg" width="15"> Piebald.
<!-- > [!note] > ⭐ **If you find tweakcc useful, please consider [starring the repository](https://github.com/Piebald-AI/tweakcc) to show your support!** ⭐ --> <img src="./assets/demo.gif" alt="Animated GIF demonstrating running `npx tweakcc`, creating a new theme, changing all of Claude Code's UI colors to purple, changing the thinking format from '<verb>ing...' to 'Claude is <verb>ing', changing the generating spinner style to a 50ms glow animation, applying the changes, running Claude, and using '/config' to switch to the new theme, and sending a message to see the new thinking verb format." width="800">No comments yet. Be the first to share your thoughts!
[!IMPORTANT] NEW in 4.0.0: tweakcc now has an API; use
npm i tweakccto add to your project and see API!NEW in 4.0.0: You can now create custom patches via sandboxed scripts! Works with native installations. No need to fork tweakcc just to make a quick patch! See
tweakcc adhoc-patch.NEW in 4.0.0: You can also apply customizations from a remote URL to a config file. See Remote Config.
Also see
tweakcc --restore,tweakcc unpack, andtweakcc repack.
[!NOTE] **NEW:*...