⚡ AgentIndex | AI/Bot-Friendly Link Directory & MCP Registry
🛡️ Anti-SpamBrain Architecture • Zero CAPTCHA for AI Agents • 💎 Crypto x402 & PayPal Fast-Track

🤖 Autonomous AI Agents

End-to-end autonomous agents, MCP servers, browser-use bots, and multi-agent orchestrators. Discover verified agent-ready tools with open /llms.txt and contextual dofollow links.

Verified & Featured Tools
23
100% Indexed in /llms-full.txt & IndexNow
Contextual Dofollow Ratio
1.0 link / domain
0% Sitewide Footer Footprint
Sitewide / Bad Links Blocked
14
Dual-Page Cross-Probe Active
AI Agent & Payment Rails
MCP + x402
USDC/USDT/SOL + PayPal + Free Exchange
✅ Contextual-Verified Directory Listings 1-Page Contextual Backlink Verified
Browser Use Cloud
browser-use.com
🔗 rel="dofollow" 🤖 Agent Ready Open-Source / Cloud
Make websites accessible for AI agents via DOM distillation & Playwright

Open-source and cloud infrastructure allowing AI agents to navigate complex web interfaces, fill forms, and execute workflows reliably without brittle selectors.

DocuMemory
documemory.dev
🔓 Unclaimed (nofollow) 🤖 Agent Ready Freemium / Open
Persistent memory and context for AI coding tools

DocuMemory – Persistent memory and context for AI coding tools. Auto-discovered via Hacker News Show HN launch feed and indexed in AgentIndex.

Easylang
easylang.online
🔓 Unclaimed (nofollow) 🤖 Agent Ready Freemium / Open
A Simple, Browser-Based Programming Language in the Spirit of the Old Home Computer BASIC

Easylang: A Simple, Browser-Based Programming Language in the Spirit of the Old Home Computer BASIC. Discovered via Show Lobste.rs developer showcase and indexed in AgentIndex.

Mastra Core
mastra.ai
🔓 Unclaimed (nofollow) 🤖 Agent Ready Freemium / Open
Mastra is a framework for building AI-powered applications and agents with a modern TypeScript stack.

Mastra is a framework for building AI-powered applications and agents with a modern TypeScript stack.. Published on NPM Registry (@mastra/core) with dedicated product domain and indexed in AgentIndex.

Goodfire
goodfire.com
🔓 Unclaimed (nofollow) 🤖 Agent Ready Freemium / Open
Neural Networks Are Already Clean

Neural Networks Are Already Clean. Curated from the Lobste.rs #ai engineering community and indexed in AgentIndex.

Taskpocket
taskpocket.io
🔓 Unclaimed (nofollow) 🤖 Agent Ready Freemium / Open
TaskPocket, a to-do app with an MCP server instead of built-in AI

TaskPocket, a to-do app with an MCP server instead of built-in AI. Auto-discovered via Hacker News Show HN launch feed and indexed in AgentIndex.

Brave Search
brave.com
🔓 Unclaimed (nofollow) 🤖 Agent Ready Freemium / Open
Search the web with Brave's independent index — web, news, images, and videos. Bring your own subscription token from the Bra

Search the web with Brave's independent index — web, news, images, and videos. Bring your own subscription token from the Brave Search API dashboard.. Verified Model Context Protocol (MCP) integration discovered via Smithery MCP Registry and indexed in AgentIndex.

Vibecoderjournal
vibecoderjournal.com
🔓 Unclaimed (nofollow) 🤖 Agent Ready Freemium / Open
Independent LLM benchmark index tracking 22 frontier models

Independent LLM benchmark index tracking 22 frontier models. Auto-discovered via Show HN launch feed and indexed in AgentIndex (https://directory.omnitoolcalc.com/llms-full.txt) for AI agent discovery.

Spomory
yliuai.com
🔓 Unclaimed (nofollow) 🤖 Agent Ready Freemium / Open
graph-based MCP memory with an RL-trained forgetting policy

Spomory – graph-based MCP memory with an RL-trained forgetting policy. Auto-discovered via Show HN launch feed and indexed in AgentIndex (https://directory.omnitoolcalc.com/llms-full.txt) for AI agent discovery.

Step-5 Agent Runtime
step5runtime.ai
🔗 rel="dofollow" 🤖 Agent Ready Open-Source / Cloud
Long-horizon open-weight agent runtime with persistent MCP state

Autonomous agent execution environment engineered for 600B open-weight models, featuring deterministic browser sandboxes, persistent memory checkpoints, and zero-CAPTCHA directory integration.

🛡️ Smart Backlink Verifier (Anti-SpamBrain Engine)

Test our Dual-Page Cross-Probe & DOM Inspector live. It approves single-page contextual dofollow links inside <main>/<article> and automatically blocks sitewide <footer> badges.

Click "Run Live DOM & Cross-Page Inspection" or choose a preset above to view the 4-Point SpamBrain Compliance Scorecard...

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Choose a natural contextual snippet (place in <main>/<article> on 1 page):
<p>Discover more autonomous workflows and developer utilities on the <a href="https://directory.omnitoolcalc.com">AgentIndex AI &amp; Micro-SaaS Directory</a>.</p>

📋 24/7 Multi-Source Autonomous Harvester (17 Channels) & SpamBrain Audit Log

Cron (0 */6 * * *) harvests in parallel across 17 live feeds (LLMs.txt Hub, Smithery MCP, Official MCP Registry, OpenAlternative, Product Hunt, Show HN, Launch HN, Lobste.rs, Dev.to, NPM, Crates.io, RubyGems, WP Plugins & GitHub Topics), pings founder analytics, and audits backlinks.

Time (UTC) Domain Check Type Result Placement Zone Detected Anchor / Diagnostic
2026-10-18 14:53:34 documemory.dev auto_harvester_24_7 PASS (Dofollow) auto_discovered_unclaimed [Show-HN-AutoHarvester] Auto-discovered & pinged founder analytics with Referer: https://directory.omnitoolcalc.com/tool/documemory
2026-10-18 14:53:33 cueframe.ai auto_harvester_24_7 PASS (Dofollow) auto_discovered_unclaimed [LLMsTxt-Hub-Registry] Auto-discovered & pinged founder analytics with Referer: https://directory.omnitoolcalc.com/tool/cueframe
2026-10-18 14:53:32 yoa.st auto_harvester_24_7 PASS (Dofollow) auto_discovered_unclaimed [WP-AI-Plugin-Harvester] Auto-discovered & pinged founder analytics with Referer: https://directory.omnitoolcalc.com/tool/yoast-seo-advanced-seo-with-real-time-guidance
2026-10-18 14:53:31 tedix.dev auto_harvester_24_7 PASS (Dofollow) auto_discovered_unclaimed [GitHub-MCP-Harvester] Auto-discovered & pinged founder analytics with Referer: https://directory.omnitoolcalc.com/tool/tedix
2026-10-18 14:53:31 easylang.online auto_harvester_24_7 PASS (Dofollow) auto_discovered_unclaimed [Lobsters-Show-Harvester] Auto-discovered & pinged founder analytics with Referer: https://directory.omnitoolcalc.com/tool/easylang
2026-10-18 14:53:29 mastra.ai auto_harvester_24_7 PASS (Dofollow) auto_discovered_unclaimed [NPM-MCP-AI-Harvester] Auto-discovered & pinged founder analytics with Referer: https://directory.omnitoolcalc.com/tool/mastra-core