Developer tools

Cryptographically random UUID v4s, up to 100 per call, straight from the platform CSPRNG. For idempotency keys, request ids and correlation ids - the ones that must not collide.

JSON Schema Validator API. Validate JSON data against a JSON Schema and receive structured valid/invalid results with detailed validation errors. Supports common JSON Schema features including type, required, properties, additionalProperties, enum, const, items, string lengths, patterns, and numeric bounds. Useful for agents, developers, API testing, structured output validation, schema checks, and automation workflows. Paid per call via x402.

Converts between hex, decimal and UTF-8 text in one call, with big integers handled exactly. For reading raw RPC output, which comes back as hex and overflows a JavaScript number.

SQL Query Optimizer for D1, SQLite and Turso — Reviews SQL queries, schemas and migrations for SQLite, Cloudflare D1 and Turso, where the bill and the speed follow the rows a query READS, not the rows it returns. Finds full scans hidden behind LIMIT, aggregates over growing tables, index column gaps, NOT IN, OR, functions and LIKE patterns that switch an index off, OFFSET pagination, N+1 loops, the D1 limit of 100 bound parameters, tables that never shrink and new flag columns that turn the who…

Generate a QR code from any text or URL. Returns base64-encoded PNG.

Resolve DNS records for a hostname — A, AAAA, CNAME, MX, TXT, NS, SOA, CAA or SRV. NXDOMAIN or an absent record type returns an empty record set.

Review code or a diff (up to 60k chars). Default output: guaranteed-valid JSON findings [{line, severity, issue, fix}]. Input: { code? | diff?, language?, focus?, format? ('json'|'text') }.

Render diagram code (Mermaid, Graphviz, PlantUML, D2 and more) to SVG, with shareable image URLs

Sandboxed JS execution ($0.05) — run a JavaScript snippet in an isolated child process (64MB heap cap, no network, no filesystem) and get the result plus captured logs. Pragmatic sandbox, not a hardened enclave. Toll: $0.05 USDC on Base or Solana.

+1 more from TrollBridge

Trust signals for AI agents: an open agent-readiness standard and developer tool guide. Read-only.

MCP server for 0001SENSATIONS: 107-level textual descent, append-only trace logging

Create narrated presentations from HTML, poll build status, list them, read one back as text.

Check whether a website is ready for AI agents (UCP, WebMCP, Access) and monitor your own sites.

AI-native database utility. Talk to your DB in plain language. No SQL. MySQL & PostgreSQL.

Radio frequency database: FM, AM, shortwave, TV, ham, weather, emergency alerts. 15+ countries.

Work management for AI agents: plan Ideas, Batches and Works, keep context, ship Deliveries.

Create, deploy, and operate MCP servers directly from your GitHub repositories.

Distribution memory and marketing context for coding agents, with SEO, content, media, and analytics

Open video game database: where to buy each game, store IDs, studios and publishers.

Uptime monitoring with 127 tools across 23 protocols. Tag filtering + Code Mode.

Encrypted store for API keys and database URLs your code needs. Use them without reading them.

deploy the software your AI builds you

A real Android phone in the cloud for MCP agents: observe the screen, act, reset to a saved state.

Retrieval practice in your coding agent: one short question about what you just built.

Check if your MCP server is ready to publish on the MCP Registry, Smithery, or npm.

Plain-English git via MCP: 22 tools to branch, commit, push, and tag. No git jargon.

Build, deploy, and sell AI agents for local-service businesses - from your IDE.

Manage AWS, Azure, GCP, Kubernetes, CI/CD, Docker, Terraform and more. 704 tools.

Codes de parrainage vérifiés à la source (France et francophonie) : code, primes, conditions.

Unlock the power of DNS lookups with our DNS Lookup service using Google DNS-over-HTTPS. Whether