Match balanced character pairs, like "{" and "}"

Karpathy-style LLM wiki — scaffold a compounding knowledge base and wire it into your AI coding assistant

Codex plugin and npm installer for Karpathy-inspired coding-agent guidelines.

Reference any installed pi skill from anywhere in your prompt using $skill_name syntax. Expands inline to <skill> XML (same format as Pi's native /skill:xxx) — no system prompt injection.

Name parser

Get the first fulfilled promise that satisfies the provided testing function

E2B SDK that give agents cloud environments

Frontend Toolkit — CLI orchestration layer for Comet and Karpathy rules

> **Compatibility Note:** > Vite requires [Node.js](https://nodejs.org/en/) version 20.19+, 22.12+. However, some templates require a higher Node.js version to work, please upgrade if your package manager warns about it.

TypeScript definitions for ee-first

Thank first time contributors for their work right in your release notes.

Updated t-SNE implementation in TypeScript.

LLM Wiki-based project context scaffold for AI coding agents

Compact, language-agnostic codebase mapper for LLM token efficiency.

remark-lint rule to warn when the first heading has a level other than a specified value

Standalone CSS Selector Finder and Parser.

Matches strings against configurable strings, globs, regular expressions, and/or functions

The linter Andrej Karpathy wishes existed. Detects the three axes of AI slop with extreme prejudice.

In-browser LLM memory for React web apps. Bring your own SQLite adapter (e.g., sql.js WebAssembly) for a complete, zero-server RAG experience.

Encode/decode sourcemap mappings