JSONShelf

io.github.walkojas-boop/jsonshelf

Deterministic JSON repair, validate, example-gen, schema-coerce for agents. Zero LLM, sub-10ms.

healthy

status

tools exposed

2029ms

connect latency

8bf9f7ad525c

schema fingerprint

Tools (4)

jsonshelf_repair

Repair malformed JSON. Returns valid JSON plus a diff of what was fixed.

jsonshelf_validate

Validate JSON against a schema. Returns structured errors with JSON Pointer paths and remedies.

jsonshelf_example

Generate a minimal valid example matching a JSON schema.

jsonshelf_coerce

Soft-cast values to match a schema (string "42" → 42 for integer fields, etc.).

Endpoint

https://jsonshelf.vercel.app/mcp
Category: Other · Last checked: 2026-07-30T14:01:01Z

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How we measure →

What this means. This server responded to the MCP handshake and listed its tools without authentication. The schema fingerprint lets us flag if tool signatures silently change (schema drift) between checks.