ChatGH

microsoft / markitdown

MarkItDown is a lightweight Python utility by Microsoft for converting various file formats (PDF, Office docs, images, audio, etc.) to Markdown. Designed for LLMs and text analysis pipelines, it preserves document structure like headings, lists, tables, and links while remaining token-efficient.

coleam00 / Archon

Archon is an open-source workflow engine for AI coding agents. Define your development processes as YAML workflows—planning, implementation, testing, code review, PR creation—and run them deterministically across all projects. It supports CLI, Web UI, Slack, Telegram, Discord, and GitHub, with git worktree isolation for parallel execution and a visual drag-and-drop workflow builder.

NousResearch / hermes-agent

An open-source self-improving AI agent framework by Nous Research. Features persistent cross-session memory, autonomous skill creation, 40+ integrated tools, and multi-platform support. The agent learns from experience and grows smarter with each interaction.

rowboatlabs / rowboat

Open-source AI coworker, with memory

multica-ai / multica

The open-source managed agents platform. Turn coding agents into real teammates — assign tasks, track progress, compound skills.

forrestchang / andrej-karpathy-skills

A Claude Code plugin inspired by Andrej Karpathy's observations on LLM coding pitfalls. Provides four principles—Think Before Coding, Simplicity First, Surgical Changes, and Goal-Driven Execution—to reduce overcomplication, prevent unwanted code changes, and ensure verifiable results when using AI for development.

shiyu-coder / Kronos

Kronos is the first open-source foundation model for financial K-lines (candlesticks), trained on data from over 45 global exchanges. It uses a two-stage tokenizer + Transformer architecture to perform price prediction, support fine-tuning on custom markets, and enable quantitative backtesting workflows.

HKUDS / DeepTutor

DeepTutor is an agent-native personalized learning assistant that unifies chat, multi-agent problem solving, quiz generation, deep research, and math animation in one workspace. With persistent TutorBots, AI co-writing, guided learning paths, and RAG-powered knowledge management, it adapts to how you learn.

opendataloader-project / opendataloader-pdf

Open-source PDF parser for AI-ready data extraction. Extracts structured Markdown, JSON with bounding boxes, and HTML from any PDF. #1 benchmark accuracy (0.90 overall). Automates PDF accessibility compliance with auto-tagging.