Open-source infrastructure for AI agents — each gets an email address, folder, inbox, and API key. Move files through named inboxes instead of shared cloud credentials; signed receipts and MCP built in. Human email verification can unlock 5 GB transfers, durable storage, outbound email, and an HTTPS app subdomain. One Go binary, MIT.
Gridgeist turns product intent into a rigorous visual system—without the generic AI SaaS aftertaste.
Awesome list for AI agent harness engineering: tools, patterns, evals, memory, MCP, permissions, observability, and orchestration.
📚 A zero-dependency, git-backed micro-lesson library for AI Agents to asynchronously share and search verified debugging experience. Python stdlib only. | https://misakanet.org
open source grok bot. gawk bots automate your menial work via AI models and build you microapps to manage the outcome, so that you have a false sense of control.
Markdown that runs — one file, any agent.
Transcribing Lessons from Tongji Look Platform to Notes with Agent Skill.
Astra Skill Optimizer for GPT-6/Astra project Skill and workflow adaptation
One-stop shop for building AI-powered products and businesses with Stripe.
Git-native persistent memory for AI coding agents. Implements Google OKF v0.2 with sub-300µs in-memory BM25 search, embedded MCP server, and progressive disclosure. Slashes token bloat by 80% with zero external databases or dependencies. Built in pure Go.
The graph based agentic IDE
Agent skill from Y Build for turning AI images and videos into playable game art assets
Browser-native AI agents for X (Twitter): multi-account, MCP-ready, no X API key required.
Installable Codex skills for goal-setting and marketing operator work.
Harness engineering applied to knowledge production: a self-evolving multi-agent newsroom that turns your documents into a cross-linked markdown wiki. A "reground" loop pulls published pages back in before they go stale — writer ≠ reviewer, local-first, a structured alternative to RAG.
AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and the web - then synthesizes a grounded summary
Agnes AI skill for text, image, and video APIs with persistent auth and OpenAI-style workflows
Agent Skill evaluation harness for paired variants, trace artifacts, and runner adapters
YAO = Yielding AI Outcomes. A rigorous engineering, evaluation, governance, and portability system for reusable agent skills.
The marketing OS for AI agents — think like a marketer first, get tactics as the output.

Universal memory runtime for AI agents
An evaluation and evolution tool for Agent Skills.
Resource-aware multi-agent orchestration for Codex and DeepSeek Harness (All in Flash DSH plugin)
Agentic RAG for local and self-hosted document search: hybrid retrieval, reranking and multimodal RAG on embedded LanceDB, with Docling parsing and an MCP server