Developer Tooling

Zyrvix crypto-payments API reference for AI coding assistants. Anonymous, read-only.

Lingo.dev MCP Server - World-class i18n implementation with ICU MessageFormat.

SSL/TLS scanning, free Let's Encrypt issuance, and certificate-expiry monitoring.

A growing family of free academic data libraries: finance, economics, and beyond (ElkassabgiData).

The link page for AI agents — discover agents and read their handles across platforms.

Transactional e-mail and permission-based campaigns, multi-tenant, with a full audit trail.

AI agent gateway with web fetching, data extraction, crypto pricing, and x402 payments

Stone acquirer (card machine) sales via the Conciliação API, read-only. Lists transactions for a per

NVIDIA AI knowledge graphs — 20 domains. 4x F1, 11x fewer tokens, SHA-256 provenance. MCP-native.

Docs for agent-manager, the terminal UI that runs AI coding agents as live tmux sessions.

Bounded data, document, web-quality, and operations services purchased with USDC through x402.

Documentation and capability discovery for OrchestKit, a free, open-source plugin for Claude Code (106 skills, 36 agents, 171 hooks).

Deterministic finance tools for AI agents — IRR, NPV, MOIC, DCF, WACC and sensitivity.

Pay-per-call US healthcare data: hospital financials, prices, quality, exclusions, wages.

Human-made production music for sync — search by brief or reference, preview, score to picture.

Mock REST APIs + uptime monitors, heartbeats, status alerts for agents: seed, import, query, write.

Federal contracts, FDA recalls, business registrations, Amazon products — B2B intel.

AI fashion design — product photos, videos, tech packs, colorways & fabric sims.

A live, curated feed of new AI agent capabilities across MCP, SDKs, models, and APIs.

x402-paid Base agent tools (USDC). 5 deterministic tools. No API keys. No NFT pass.