The Ultimate Collection of 200+ Agentic Skills for Claude Code/Antigravity/Cursor. Battle-tested, high-performance skills for AI agents including official skills from Anthropic and Vercel.
Get a token-efficient overview of any project using the TLDR stack
Create handoff document for transferring work to another session
Environment Triage
Resume work from handoff document with context analysis and validation
Search library documentation and code examples via Nia
Parallel Agent Type Contracts
Index at Creation Time
Check reference SDK implementations using btca ask
QLTY During Development
AST-based code search and refactoring via ast-grep MCP
Search Mathlib for lemmas by type signature pattern
Async REPL Protocol
Code quality checks, formatting, and metrics via qlty CLI
Agent Orchestration Rules
Research agent for external documentation, best practices, and library APIs via MCP tools
LLM Tuning Patterns
Never Use TaskOutput
Search Tool Hierarchy
Idempotent Redundancy