All parts of Claude Code's system prompt, 18 builtin tool descriptions, sub agent prompts (Plan/Explore/Task), utility prompts (CLAUDE.md, compact, statusline, magic docs, WebFetch, Bash cmd, security review, agent creation). Updated for each Claude Code version.

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.

Tracking prompts, feature flags and metadata of Claude Code releases. Subscribe to ↓

Customized Claude Code system prompts for use with tweakcc — ~48k bytes smaller, 30% faster, same accuracy

Claude Code Toolbox — automated installers and environment configuration framework for Claude Code with one-line setup across Windows, macOS, and Linux.

Claude Code Artifacts — pre-built library with Claude Code enhancements: subagents, hooks, custom slash commands, system prompts, and environments.

🛠 Review TypeScript and React code with precise, actionable feedback like a senior engineer for better code quality and faster development.

Build and enhance prompts with 2,500+ curated entries for 17 AI models across 19 categories, improving your creative workflows effortlessly.