Fastest and cheapest web agent

A studio for image and video generation — one prompt bar, each model’s own settings, and every finished run in one gallery.

An open source design system that's fully customizable and agent ready

TradingAgents: Multi-Agents LLM Financial Trading Framework

Cursor plugin specification and official plugins

the runtime your coding agents live on

A curated resource list for learning AI performance engineering, from GPU fundamentals to production inference.

Open-source, end-to-end platform for evaluating, observing, and improving LLM and AI agent applications. Tracing · Evals · Simulations · Datasets · Gateway · Guardrails. Self-hostable. Apache 2.0.

Reference blueprint for building shopping and merchant agents with Claude. Examples in retail, commerce, telecom, and entertainment included.

Spec-driven development (SDD) for AI coding assistants.

Emdash is the Open-Source Agentic Development Environment (🧡 YC W26). Run multiple coding agents in parallel. Use any provider.

AI enabled pair programmer for Claude, GPT, O Series, Grok, Deepseek, Gemini and 300+ models

Turn your Grok Bot into a software factory.

Open-source Grok Bot alternative. Choose your own model and sandbox.

🧩 FrontierAgent, our agent framework, open-sourced alongside it — native command-line TUI, ReAct and Agent Team modes, one command on macOS and Linux, no preinstall, no hard Docker dependency.

External-model router for Codex with guided Kimi OAuth/API, DeepSeek, safe migration, and rollback.

Unofficial source-oriented reconstruction and extension of Grok Bot 0.18.0 for macOS

Annotate and review coding agent plans and code diffs visually, share with your team, send feedback to agents with one click.

A codebase and a curated list of awesome deep long-tailed learning (TPAMI 2023).

The batch engine for AI agents.

The open-source agent harness - the runtime layer that turns an LLM into a working agent.

Free and open-source macOS menu bar toolkit.

Open Source Alternative to Grok Bot with a virtual machine that bots can use

Algorithm powering the For You feed on X

DeepSeek Harness: Everything is a Plugin.

PraisonAI 🦞 — Hire a 24/7 AI Workforce. Stop writing boilerplate and start shipping autonomous self-improving agents that research, plan, code, and execute tasks. Deployed in 5 lines of code with b…

YC (S26) | Open Computer History | Record your screen continuously locally and provide context to your agents (Claude, Codex, Openclaw, Hermes, Runner...)

The GitButler version control client, backed by Git, powered by Tauri/Rust/Svelte