Package

jsonv-ts

JSON Schema builder and validator for TypeScript with static type inference, Hono middleware for OpenAPI generation and validation, and MCP server/client implementation. Lightweight, dependency-free, and built on Web Standards.

v0.11.1, 25 Jun 2026MITESM onlyTypes: BundledSchema validation Documentation tooling

$ npm install jsonv-ts

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 2.6k; +344% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 0; Direct, from package.json
Last release: 2 months ago; v0.11.1
GitHub stars: 25; 2 forks
Open issues / PRs: 0 / 1
Contributors: -
Commits, last 52 weeks: 38

Downloads

Last week 2026-09-15 to 2026-09-21

Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

2,646 downloads last week, 4,318 in the last month. The 12-month change of +344% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 0.11.1, 25 Jun 20262 months ago
First published: -
Last push to GitHub: 25 Jun 202691 days before the snapshot
Repository archived: No
Open issues: 0
Open pull requests: 1
Commits, last 52 weeks: 38
Dependents on npm: 4

Major versions

Recent releases

Compatibility

Module format: ESM onlyFrom package.json type, main and exports fields
TypeScript types: Bundled
Node.js engine range: Not declared
Runtimes: -
Unpacked size (npm): 296 kB
Dependencies (0): None
Peer dependencies (1): typescript

Install

npm install jsonv-ts

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/jsonv-ts@0.11.1/
unpkghttps://unpkg.com/jsonv-ts@0.11.1/
esm.shhttps://esm.sh/jsonv-ts@0.11.1

Alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
@speclynx/apidom-ns-json-schema-2020-12 JSON Schema 2020-12 namespace for ApiDOM.	23.6k	-	5 days ago	ESM + CommonJS	-
@speclynx/apidom-ns-json-schema-draft-4 JSON Schema Draft 4 namespace for ApiDOM.	23.8k	-	5 days ago	ESM + CommonJS	-
express-zod-api A Typescript framework to help you get an API server up and running with I/O schema validation and custom middlewares in minutes.	12.8k	-	2 days ago	ESM only	-
@zodios/core Typescript API client with autocompletion and zod validations	270.5k	-	3 years ago	ESM + CommonJS	-
ajv-oai OpenAPI's JsonSchema validator, Powered by Ajv	12.9k	-	6 years ago	CommonJS	-
allof-merge Simplify JsonSchema/Openapi by combining allOf safely	94k	-	7 months ago	ESM + CommonJS	-
mock-json-schema Simple utility to mock example objects based on JSON schema definitions	76.1k	-	9 days ago	CommonJS	-
suretype Typesafe JSON (Schema) validator with magic powers 🧙‍♂️	29.4k	-	3 years ago	ESM only	-

Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): downloads_week 2646 < 10000.