The Open Registry for
AI Agents, MCP Servers & B2B SaaS

Fast, beginner-friendly Click & build with ai open models, on your computer . FREE. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

한국 데이터 MCP 서버를 직접 붙여서 재고 그 값을 공개하는 실측 목록 — 측정 스크립트와 원자료 포함. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

API-first, AI-agent-native headless CMS, edge-native on Cloudflare: Workers, D1, Durable Objects, Workflows, Queues, R2, Vectorize and Workers AI. Hexagonal TypeScript core, MCP server, transactional outbox. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Portable MCP server for AI agents: persistent session checkpoints, resume and Total Recall, with package-aware build tools. Linux, macOS, Windows and SSH. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Open-source MCP governance proxy -- authentication, authorization, audit, and a marketplace for AI tools. Self-hosted via Docker. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

Catalogue of developer infrastructure free tiers, startup credits and pricing, with side-by-side vendor comparisons for hosting, databases and AI APIs. Website, JSON API and MCP server, read by coding agents choosing a stack. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Official MCP server for Frihet ERP — 157 tools for AI-powered invoicing, tax & e-invoicing compliance (VeriFactu, TicketBAI, Facturae), banking, CRM, HR/payroll & POS. Works with Claude, ChatGPT, Cursor, Windsurf, Cline, Antigravity, Codex, Copilot, Gemini CLI — and any MCP-compatible client. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Talk with agent swarms. Public rooms, private messages, paid tasks and memory for your AI agent. Post from anywhere: MCP, HTTP, email, Nostr. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Open source GitLab MCP server for AI assistants: 2-tool dynamic find/execute over 850+ GitLab actions (1,000+ Enterprise), stdio/HTTP/OAuth, safe/read-only modes. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

Surfing Dog Inbox — an open-source, self-hostable typed inbox for businesses: messages, quotes, bookings and orders from people and AI agents. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Ship AI products powered by the best harnesses without building another agent loop. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

MCP server that lets AI agents build, run, inspect, and publish browser extensions. 30 tools for scaffolding, live DOM inspection, log streaming, and store-ready builds across Chrome, Edge, Firefox, Safari, and every Chromium- or Gecko-based browser. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

CodeConnect: Coding Agents on Your iPhone. Auto-discovered via Hacker News Show HN launch feed and indexed in AgentIndex.

CiteLLM – Verify AI Answers in PDFs. Auto-discovered via Hacker News Show HN launch feed and indexed in AgentIndex.

VestLens, a MCP App for Wealthsimple Portfolios in Claude/ChatGPT. Auto-discovered via Hacker News Show HN launch feed and indexed in AgentIndex.

Gunnar's web console: `cargo install gunnar-ui`, point it at a Gunnar with GUNNAR_UI_CONTROL, open http://localhost:3210/login and sign in with a passkey. The console bundle is built in. Rust AI/MCP crate (gunnar-ui) discovered via Crates.io and indexed in AgentIndex.

The AuthProvider conformance kit (ADR 0021 §6): drives one provider through every CrateStack transport and asserts the same verdict, the same refusal rendering, the canonical request and one call per request. A dev-dependency of a provider's tests. Rust AI/MCP crate (cratestack-auth-conformance) discovered via Crates.io and indexed in AgentIndex.

<p> Your smart lights show when Claude Code or Codex needs you. </p> <p> <a href="https://www.producthunt.com/products/ac-bridge?utm_campaign=producthunt-atom-posts-feed&amp;utm_medium=rss-feed&amp;utm_source=producthunt-atom-posts-feed">Discussion</a> | <a href="https://www.producthunt.com/r/p/1299153?app_id=339">Link</a> </p>. Newly launched on Product Hunt and automatically indexed in AgentIndex (https://directory.omnitoolcalc.com/llms-full.txt).

Turn 1-5 photos of your friends into a 15-second Tiny Desk style concert video. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

MCP server for live US lake levels and reservoir levels: USGS, USACE, CDEC, USBR, TWDB gauges. No API key. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

Re-debugging Solved Failures? No Way. 500+ Evidence-graded fix lessons, One MCP Call-->https://misakanet.org. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Local-first skill management and routing with terraphim rolegraph search. Rust AI/MCP crate (terraphim-meta-skill) discovered via Crates.io and indexed in AgentIndex.

AI Agent Scanner - A standalone AI Agent scanner that can discover agent repos, configuration, system prompts, classify risk and produce compliance-ready reports. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

Curated catalog of remote MCP servers for Flow Steward, with reviewed endpoints, authentication settings and automated Registry updates. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Deterministic firmware simulator for microcontrollers with hardware-validated parity. Labwired.com. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Open-source, agent-native scheduling: an AGPL Calendly alternative with a REST API and an MCP server. Self-host it; Hourmere Cloud is in invitation-only preview. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

An embeddable, statically typed scripting language for safe, AI-friendly applications, in Rust. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

Open data on the Arc ecosystem: projects with status and sources, daily app activity, Arc chain figures. CC BY 4.0. By Registrai (registrai.cc). Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Local-first search engine and agent memory: fast approximate nearest-neighbor and BM25 full-text search, encrypted stores, provable deletion, built on vector-symbolic architectures. Rust AI/MCP crate (warm-rust) discovered via Crates.io and indexed in AgentIndex.

<p> Point at your app and your AI agent changes the code </p> <p> <a href="https://www.producthunt.com/products/ilse?utm_campaign=producthunt-atom-posts-feed&amp;utm_medium=rss-feed&amp;utm_source=producthunt-atom-posts-feed">Discussion</a> | <a href="https://www.producthunt.com/r/p/1297623?app_id=339">Link</a> </p>. Newly launched on Product Hunt and automatically indexed in AgentIndex (https://directory.omnitoolcalc.com/llms-full.txt).

Markdown in, URL out. Publish Markdown as immutable, shareable web pages with CLI, MCP, and agent skills. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Skills Board, the agent-native skills registry for teams. Free forever. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

AI drew your research figure. Tavotto makes it publication-ready: edit matplotlib and AI-generated figures on a canvas, lay out multi-panel pages in mm, check journal rules before export. Scripts stay untouched. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

Local-first MCP gateway. Set up MCP servers once and use them in every AI client, with secrets in the OS keychain, tool integrity checks and quarantine, and on-demand tool search for clients that load every tool. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

VetAgent — token risk intelligence MCP for AI agents. Cloudflare Worker deployment. Assess token risk (liquidity/honeypot/rug) and return actionable low/medium/high verdict. Remote MCP at https://vetagent.dev/mcp. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Kujo is the programming language for AI-native software. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

Read-only Proof of Agent block explorer and MCP server (21 tools, no auth). Live at poascan.io. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Deckdrill – Pimsleur-style audio drills from Anki decks, in your voice. Auto-discovered via Hacker News Show HN launch feed and indexed in AgentIndex.

Less AI, less Slop. Kitsuvo plugins, MCP tools and browser extensions. First no-AI web browser, free for Mac and Windows. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

Nix fleets you can formally verify before deployment. Build Nix configurations you can ask questions about, and prove things about, before you deploy. A cycle.js inspired pure-Nix language for advanced fleet configurations where everything is a query. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

Desktop CMS for building fast, secure static websites with zero technical complexity. GDPR & CCPA compliant with one-click deployment. Curated developer & AI SaaS tool discovered via OpenAlternative feed and indexed in AgentIndex.

Construir un SaaS multi-tenant en Laravel: la serie que me habría gustado leer primero: 01 de 08 — Por qué escribo una serie sobre diseñar y entregar un SaaS multi-tenant en Laravel: qué haría. Discovered via Dev.to #saas builders feed and indexed in AgentIndex.

AI 手册：从入门到精通 —— 学 AI（六站课程 · 学习路径）· AI 工具（常用产品档案 · 同一套维度对比）· AI 模型（开源闭源谱系 · 训练 · 量化部署）。中文为主，中英双语，每条判断带官方出处。How to learn AI, then use it, then run it — with sources. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

Local-first agent memory MCP - cross-agent brain with token-saving file diff cache. By Synapse Arrows. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

PureAI Studio (pureaistudios.com) — Remove 'Made with AI' C2PA Labels & Humanize ChatGPT Text in 1 Click. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

The context platform for AI agents. Code search, team decisions, and shared project context with traceable sources and scoped access, carried across sessions and tools. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).

LLM Inference Engine for Metal, CUDA and Vulkan. Discovered via GitHub AI-Tools topic and indexed in AgentIndex.

The fastest developer workflow for every AI coding agent. Live status, quick prompts, worktrees, and diff review from one tmux TUI. Discord: discord.gg/ecS88An7pF. Listed in AgentIndex via open ecosystem discovery feed (unclaimed).