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#jsonschema

Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.

53 records
Tagged “jsonschema”Ranked by health index
PyPI
96Exceptionalhealth index
equinor/fmu-dataio
FMU data standard and data export with rich metadata in the FMU context
Python★ 11↓ 4,222/moOct 14, 2026
Apache-2.0Oct 14, 2026 · metrics 2.10.0
npm · PyPI
95Exceptionalhealth index
rjsf-team/react-jsonschema-form
A React component for building Web forms from JSON Schema.
TypeScript★ 15.9K↓ 10.5M/moSep 16, 2026
Apache-2.0Sep 16, 2026 · metrics 2.10.0
npm
94Exceptionalhealth index
eclipsesource/jsonforms
Customizable JSON Schema-based forms with React, Angular and Vue support out of the box.
TypeScript · Vue★ 2,739↓ 2.7M/moSep 15, 2026
MITSep 15, 2026 · metrics 2.10.0
PyPI · npm
94Exceptionalhealth index
frenck/probatio
⚖️ Probatio. A modern, maintained data validation library for Python. Clean-room, MIT-licensed, drop-in reimplementation of voluptuous.
Python★ 21↓ 199.8K/moOct 21, 2026
MITOct 21, 2026 · metrics 2.10.0
PyPI · npm
94Exceptionalhealth index
python-jsonschema/jsonschema
An implementation of the JSON Schema specification for Python
Python★ 4,981↓ 487M/moSep 16, 2026
MITSep 16, 2026 · metrics 2.10.0
PyPI · npm
93Exceptionalhealth index
bowtie-json-schema/bowtie
JSON Schema in every programming language
Python★ 93↓ 16.8K/moSep 14, 2026
Custom licenseSep 14, 2026 · metrics 2.10.0
npm
93Exceptionalhealth index
pubkey/rxdb
The local-first database that runs on every JS runtime and replicates with your existing backend - no vendor, no lock-in - https://rxdb.info/
TypeScript★ 23.4K↓ 271.9K/moSep 19, 2026
Apache-2.0Sep 19, 2026 · metrics 2.10.0
crates.io
91Excellenthealth index
Stranger6667/jsonschema
A high-performance JSON Schema validator for Rust
Rust★ 812↓ 2.1M/moSep 5, 2026
MITSep 5, 2026 · metrics 2.10.0
npm
91Excellenthealth index
sourcemeta/jsonschema
The CLI for working with JSON Schema. Covers formatting, linting, testing, bundling, and more for both local development and CI/CD pipelines
C++ · CMake · Shell★ 305↓ 253K/moSep 11, 2026
AGPL-3.0Sep 11, 2026 · metrics 2.10.0
npm
90Excellenthealth index
fastify/fluent-json-schema
A fluent API to generate JSON schemas
JavaScript★ 526↓ 152.8K/moSep 18, 2026
MITSep 18, 2026 · metrics 2.10.0
npm
90Excellenthealth index
react-hook-form/resolvers
📋 Validation resolvers: Yup, Zod, Superstruct, Joi, Vest, Class Validator, io-ts, Nope, computed-types, typanion, Ajv, TypeBox, ArkType, Valibot, effect-ts, VineJS and Standard Schema
TypeScript★ 2,260↓ 181M/moSep 17, 2026
MITSep 17, 2026 · metrics 2.10.0
npm
88Excellenthealth index
APIDevTools/json-schema-ref-parser
Parse, Resolve, and Dereference JSON Schema $ref pointers in Node and browsers
TypeScript★ 1,117↓ 62.8M/moSep 23, 2026
MITSep 23, 2026 · metrics 2.10.0
PyPI
88Excellenthealth index
msgspec/msgspec
A fast serialization and validation library, with builtin support for JSON, MessagePack, YAML, and TOML
Python · C★ 4,063Aug 27, 2026
BSD-3-ClauseAug 27, 2026 · metrics 2.10.0
PyPI
87Excellenthealth index
python-jsonschema/referencing
Cross-specification JSON referencing (JSON Schema, OpenAPI, and the one you just made up!)
Python★ 53↓ 497M/moSep 9, 2026
MITSep 9, 2026 · metrics 2.10.0
PyPI
86Excellenthealth index
Fatal1ty/mashumaro
Fast and well tested serialization library
Python★ 935↓ 37M/moAug 27, 2026
Apache-2.0Aug 27, 2026 · metrics 2.10.0
—
86Excellenthealth index
datreeio/CRDs-catalog
Popular Kubernetes CRDs (CustomResourceDefinition) in JSON schema format.
Python · Shell★ 870Oct 20, 2026
MITOct 20, 2026 · metrics 2.10.0
npm
86Excellenthealth index
seriousme/openapi-schema-validator
OpenApi schema validation for OpenApi versions v2, v3.0.x, v3.1.x and v3.2.x
JavaScript★ 69↓ 535.7K/moSep 15, 2026
MITSep 15, 2026 · metrics 2.10.0
npm
86Excellenthealth index
zaggino/z-schema
JSON Schema validator written in JavaScript for NodeJS and Browsers
TypeScript★ 350↓ 11.8M/moSep 19, 2026
Custom licenseSep 19, 2026 · metrics 2.10.0
npm
84Excellenthealth index
Nick2bad4u/eslint-plugin-json-schema-validator-2
ESLint rules that validate JSON, JSONC, JSON5, YAML, TOML, Markdown frontmatter, JavaScript exports, and Vue custom blocks against their schema.
TypeScript · JavaScript★ 1↓ 2,953/moSep 10, 2026
MITSep 10, 2026 · metrics 2.10.0
npm
84Excellenthealth index
json-editor/json-editor
JSON Schema Based Editor
JavaScript · HTML★ 4,903↓ 194.7K/moSep 26, 2026
MITSep 26, 2026 · metrics 2.10.0
Go
84Excellenthealth index
kaptinlin/jsonschema
Go library for JSON Schema Draft 2020-12 validation with enhanced outputs and multilingual error messages
Go★ 227Sep 25, 2026
MITSep 25, 2026 · metrics 2.10.0
npm
83Excellenthealth index
ajv-validator/ajv
The fastest JSON schema Validator. Supports JSON Schema draft-04/06/07/2019-09/2020-12 and JSON Type Definition (RFC8927)
TypeScript★ 14.8K↓ 1.4B/moSep 16, 2026
MITSep 16, 2026 · metrics 2.10.0
npm
83Excellenthealth index
uni-helper/vite-plugin-uni-pages
为 Vite 下的 uni-app 提供基于文件系统的路由
TypeScript★ 207↓ 15.8K/moSep 12, 2026
MITSep 12, 2026 · metrics 2.10.0
npm
80Excellenthealth index
TightknitAI/slack-block-kit-validator
JSON Schema (draft 2020-12) and validation helpers for Slack Block Kit payloads.
TypeScript★ 5↓ 11K/moSep 15, 2026
MITSep 15, 2026 · metrics 2.10.0
crates.io
80Excellenthealth index
gklijs/schema_registry_converter
A crate to convert bytes to something more useable and the other way around in a way Compatible with the Confluent Schema Registry. Supporting Avro, Protobuf, Json schema, and both async and blocking.
Rust★ 118↓ 261.9K/moSep 9, 2026
Apache-2.0Sep 9, 2026 · metrics 2.10.0
npm
80Excellenthealth index
paoloricciuti/tmcp
Typescript SDK to build MCP servers in an agnostic way
JavaScript★ 203↓ 17.3M/moSep 18, 2026
MITSep 18, 2026 · metrics 2.10.0
—
80Excellenthealth index
sinclairzx81/typebox
JSON Schema Type Builder with Static Type Resolution for TypeScript
TypeScript★ 6,962Sep 17, 2026
Custom licenseSep 17, 2026 · metrics 2.10.0
crates.io
77Goodhealth index
GlobalTypeSystem/gts-rust
Rust implementation of GTS (Global Type System) specification
Rust★ 7↓ 39.4K/moAug 23, 2026
Apache-2.0Aug 23, 2026 · metrics 2.10.0
npm
77Goodhealth index
hyperjump-io/json-schema
JSON Schema Validation, Annotation, and Bundling. Supports Draft 04, 06, 07, 2019-09, 2020-12, OpenAPI 3.0, and OpenAPI 3.1
JavaScript · TypeScript★ 315↓ 1.2M/moSep 15, 2026
MITSep 15, 2026 · metrics 2.10.0