Piebald-AI/tweakcc — Customize Claude Code's system prompts, create custom toolsets, input pattern highlighters, themes/t…

Description and use

Here's a brief summary of the open-source project:

TweakCC is an open-source project that empowers users to customize and extend the features of Claude Code, a cutting-edge AI system. With TweakCC, users can personalize system prompts, create custom toolsets, and unlock additional features, making it an invaluable tool for developers and AI enthusiasts alike. Supporting both native and npm installations on all platforms, TweakCC is a versatile and user-friendly extension of Claude Code's capabilities.

Problem

Piebald-AI/tweakcc helps ship user-facing interfaces with less custom UI work.

Outcome

Medium: useful for prototypes or internal workflows, with dependency and maintenance checks before production.

Workflow

• build product UI faster
• reuse interface components
• improve frontend delivery

Evidence

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.

Source