Learn languages without the jargon

The language reference your AI agent queries at runtime

Cachesphere maps 130+ programming languages as structured JSON — patterns, idioms, comparisons, and playground links. AI agents fetch what they need instead of memorising syntax in weights. Humans get an interactive globe, plain-English guides, and side-by-side comparisons.

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What you get

  • 3D language globe

    Search and browse every entry spatially. Jump into deep guides with one click.

  • Plain-English detail pages

    Who uses each language, what people build, common patterns, docs, and curated tips.

  • Compare view

    Variables, loops, functions, and performance notes for any two languages at once.

  • Agent-ready JSON API

    Structured patterns, idioms, and comparisons your AI coding agent can query at runtime. Self-hostable and open source.

Who it’s for

AI agent builders

Give your coding agent a runtime language reference. Fetch patterns and idioms from JSON instead of memorising syntax in weights.

Developers

Onboard faster across stacks you touch at work — without opening ten documentation tabs.

Educators

Contrastive teaching: show how the same idea looks in Java, Python, or Go in one session.

Teams

Host internally for onboarding and demos; extend languages.json with your own examples.

Ready to explore?

Browse the globe, query the API, or self-host the whole thing — no install required for the open catalogue.

Launch Cachesphere