jsonschema (Python)
The reference JSON Schema validator for Python, covering every published dialect.
Specifications it implements
What this tool does to each specification, in the role vocabulary. Follow a standard through to standards.apievangelist.com for what it actually specifies.
| Standard | Role | What that means |
|---|---|---|
| JSON Schema | validates |
- Interfaces
librarycli- Install
-
pypi
jsonschema - Invoke
python -m jsonschema -i <instance.json> <schema.json>- Consumes
- json-schema, json
- Emits
- text, json
- Runtime
- Runs offline Deterministic Read-only No credentials
Where it applies
Jobs this tool actually does, and the surface each one is exercised on.
- Website
- https://python-jsonschema.readthedocs.io
- Repository
- https://github.com/python-jsonschema/jsonschema
- License
- MIT — reported by the GitHub API, verified 2026-09-17
- Stars
- 4981 · last commit 2026-09-15
/tools.json,
against the tool.schema.json
schema, using the roles.json
vocabulary. Start at /llms.txt.