Package

jsv-fixed

A JavaScript implementation of a extendable, fully compliant JSON Schema validator.

v4.0.2, 31 Aug 2021No license fieldCommonJSTypes: NoneSchema validation

$ npm install jsv-fixed

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 1.6k; +61% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 0; Direct, from package.json
Last release: 5 years ago; v4.0.2
GitHub stars: 615; 84 forks
Open issues / PRs: 17 / 11
Contributors: -
Commits, last 52 weeks: 0

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.

1,596 downloads last week, 7,891 in the last month. The 12-month change of +61% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 4.0.2, 31 Aug 20215 years ago
First published: -
Last push to GitHub: 7 Feb 20202,421 days before the snapshot
Repository archived: No
Open issues: 17
Open pull requests: 11
Commits, last 52 weeks: 0
Dependents on npm: 1

Major versions

Recent releases

Compatibility

Module format: CommonJSFrom package.json type, main and exports fields
TypeScript types: None
Node.js engine range: Not declared
Runtimes: -
Unpacked size (npm): 744 kB
Dependencies (0): None

Install

npm install jsv-fixed

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/jsv-fixed@4.0.2/
unpkghttps://unpkg.com/jsv-fixed@4.0.2/
esm.shhttps://esm.sh/jsv-fixed@4.0.2

Alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
ajv-dist Another JSON Schema Validator: browser bundles	6.7k	-	2 years ago	CommonJS	-
jsen JSON-Schema validator built for speed	15.6k	-	9 years ago	CommonJS	-
json-schema JSON Schema validation and specifications	42.6m	-	4 years ago	CommonJS	-
json-schema-defaults Generate JSON object from default values in JSON Schema	16.8k	-	8 years ago	CommonJS	-
jsonschema A fast and easy to use JSON Schema validator	4.2m	-	1 year ago	CommonJS	-
djv dynamic json-schema validator	46.2k	-	5 years ago	CommonJS	-
suretype Typesafe JSON (Schema) validator with magic powers 🧙‍♂️	29.4k	-	3 years ago	ESM only	-
core-ajv-schema-validator Lightweight package for API testing to validate API responses against plain JSON schemas, Swagger documents, or OpenAPI documents using the Ajv JSON Schema validator. It can be used directly in any project, but also serves as the core engine for schema va	5.9k	-	1 year ago	CommonJS	-

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

Indexability: Not indexed (discovery only): downloads_week 1596 < 10000.