⚡ AgentIndex | AI/Bot-Friendly Link Directory & MCP Registry
📄 /llms.txt 📚 /llms-full.txt 🤖 /agents.md ⚙️ /openapi.json 🔌 /mcp 🗺️ /sitemap.xml
🛡️ Anti-SpamBrain Architecture • Zero CAPTCHA for AI Agents • 💎 Crypto x402 & PayPal Fast-Track

🔄 Workflow & n8n Automation

B2B workflow automation, webhook pipelines, CRM sync, and no-code agent triggers. Discover verified agent-ready tools with open /llms.txt and contextual dofollow links.

🚀 Submit AI Tool / Micro-SaaS 🌟 Pro Fast-Track ($29 Crypto / PayPal) 🔍 Live SpamBrain Backlink Inspector
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
All Verified (23) 🤖 Autonomous AI Agents (10)⚡ DevTools & LLM Infra (2)🔄 Workflow & n8n Automation (2)🎙️ Voice & Multimodal AI (2)📈 GEO, AEO & Marketing (5)🛠️ B2B Micro-SaaS & Compliance (2)
🌟 Featured & Fast-Track Spotlight Priority in /llms-full.txt & Direct Dofollow
🌟 Featured Priority 🔗 rel="dofollow" 🤖 Agent Ready Open-Source / Cloud
Fair-code workflow automation with native LangChain & MCP agent nodes

Self-hostable workflow automation platform combining 400+ integrations with autonomous AI agent chains, tool calling, memory buffers, and webhook triggers for B2B operations.

🔍 SEO Audit & Details →
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✅ Contextual-Verified Directory Listings 1-Page Contextual Backlink Verified
🔓 Unclaimed (nofollow) 🤖 Agent Ready Freemium / Open
in TypeScript and DuckDB

Typed data pipeline – in TypeScript and DuckDB. Auto-discovered via Show HN launch feed and indexed in AgentIndex (https://directory.omnitoolcalc.com/llms-full.txt) for AI agent discovery.

👋 Claim Dofollow →
Visit Site ↗

🛡️ 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...

🚀 Submit AI Tool / Micro-SaaS (Human & Agent API)

Submit via Web UI below or have your AI Agent POST directly to POST /api/submit or POST /mcp with zero CAPTCHAs.

Free Tier ($0)
1 contextual link on a single page → Auto Dofollow
🌟 Pro Fast-Track ($29)
Crypto (USDC/USDT/SOL) or PayPal • No backlink needed
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