Newly discovered by AltAPIs, newest first. First discovery is not the repository or model release date.
Snapshot: 2026-09-21T06:42:45.404Z. Rankings use this list’s declared public metric; missing values sort last, ties use record ID, and Trending retains source order.
Discovered: 2026-09-15 UTC
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
264031 stars · 39488 forks · JavaScript
Discovered: 2026-09-15 UTC
Python tool for converting files and office documents to Markdown.
186012 stars · 13700 forks · Python
Discovered: 2026-09-15 UTC
Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.
143265 stars · 7682 forks · JavaScript
Discovered: 2026-09-15 UTC
💫 Toolkit to help you get started with Spec-Driven Development
138114 stars · 12376 forks · Python
Discovered: 2026-09-15 UTC
Agent skill for beautiful, verifiable architecture, workflow, sequence, data-flow, and lifecycle diagrams—self-contained HTML with motion and crisp export.
68522 stars · 4586 forks · JavaScript
Discovered: 2026-09-15 UTC
Chrome DevTools for coding agents
52082 stars · 3813 forks · TypeScript
Discovered: 2026-09-15 UTC
Write HTML. Render video. Built for agents.
52014 stars · 4740 forks · TypeScript
Discovered: 2026-09-15 UTC
Agent skill that removes signs of AI-generated writing from text
50755 stars · 4083 forks · Python
Discovered: 2026-09-15 UTC
Marketing skills for Claude Code and AI agents. CRO, copywriting, SEO, analytics, and growth engineering.
50522 stars · 7647 forks · JavaScript
Discovered: 2026-09-15 UTC
A skill to stop your coding agent from burying the answer. ADHD-friendly output.
49398 stars · 2858 forks · Python
Discovered: 2026-09-15 UTC
Editorial diagram design for Claude Code, Codex, and Pi. Self-contained HTML + SVG. No shadows. No Mermaid slop.
41661 stars · 2670 forks · HTML
Discovered: 2026-09-15 UTC
A spy satellite simulator in your browser, except the data is real. Live open source spatial intelligence on a photorealistic 3D globe.
39890 stars · 8075 forks · JavaScript
Discovered: 2026-09-15 UTC
Open Multi-Agent Interactive Classroom — Get an immersive, multi-agent learning experience in just one click
38276 stars · 6000 forks · TypeScript
Discovered: 2026-09-15 UTC
Open-source LLM knowledge platform: turn raw documents into a queryable RAG, an autonomous reasoning agent, and a self-maintaining Wiki.
28197 stars · 3801 forks · Go
Discovered: 2026-09-15 UTC
Skills Catalog for Codex
27395 stars · 1837 forks · Python
Discovered: 2026-09-15 UTC
Context window optimization for AI coding agents. Sandboxes tool output (98% reduction), persists session memory, and enforces routing across 17 platforms via MCP + hooks.
23802 stars · 1717 forks · TypeScript
Discovered: 2026-09-15 UTC
A library of agent skills for CAD, CAE and CAM
15927 stars · 1656 forks · Python
Discovered: 2026-09-15 UTC
Removes 20+ patterns of AI slop from any piece of writing.
10877 stars · 739 forks · Python
Discovered: 2026-09-15 UTC
Worktrunk is a CLI for Git worktree management, designed for parallel AI agent workflows
8239 stars · 284 forks · Rust
Discovered: 2026-09-15 UTC
Talk to one agent. Ship with a crew.
6769 stars · 2040 forks · Shell
Discovered: 2026-09-15 UTC
🤗 Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision, audio, and multimodal models, for both inference and training.
166457 stars · 34647 forks · Python
Discovered: 2026-09-15 UTC
TradingAgents: Multi-Agents LLM Financial Trading Framework
107126 stars · 20458 forks · Python
Discovered: 2026-09-15 UTC
π RuView turns commodity WiFi signals into real-time spatial intelligence, vital sign monitoring, and presence detection — all without a single pixel of video.
93982 stars · 12437 forks · Rust
Discovered: 2026-09-15 UTC
An open-source cross-platform alternative to AirDrop
91474 stars · 5103 forks · Dart