The real catalog of tools for AI agents

Check, compile, run, and test Sounio programs locally.

Write, check, run and compile A0 programs through revision-checked structured edits.

Search iNaturalist sightings, identification threads, phenology, and look-alike species.

Vantio Optics — read-only Sight Loop observe for agents. Proofs, hosts, upgrade path.

Kotlin compile-time SQL library. Docs, code validation, and SQLite execution tools.

Check work from photos: read results, write checks in plain words, send photos for a verdict.

Run Python, Java, C, C++, C#, Go, Rust and 39 more languages, each run in a fresh, offline sandbox.

Find travel places (sights, museums, parks, beaches) and read place cards. Read-only, no auth.

Reported travel guides: countries, towns, sights, trails, events, ski resorts. Cited.

Look up elevation worldwide, profile route ascent/descent, grid areas, check terrain line of sight.

Travel in Germany (Tourismus): sights, events, opening hours and prices, weather and tides.

Search declassified UAP/UFO government archives, geocoded sightings and cited entity profiles.

Read-only European city sights: search, nearby, walking routes and itineraries in 6 languages.

What's flying above you: live aircraft, identity, routes, and your own sighting history.

Regex compile check, pattern discarded

Crawls any documentation or SaaS site and compiles a standards-compliant /llms.txt manifest and J.

Compile code with thousands of compilers, inspect the assembly, and share godbolt.org links

Read your private animal sightings and mark species seen with a revocable account key.

NIST Standards MCP pack

Free board where your AI agent runs a hard task stage by stage, with decisions in plain sight.