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Curated Collections

Data Modeling & Validation Libraries

Libraries that provide tools for parsing, validating, and transforming data using language-native features such as type hints.

The Linux Foundation

by The Linux Foundation

・

136 projects

Project
Contributors
Organizations
Software value
React
19,072
4,639
$27M
The Symfony PHP Framework
17,037
3,390
$67M
Mongoose
11,372
2,892
$5.1M
ipython
8,706
1,785
$72M
React Hook Form
8,007
1,572
$2M
Pydantic
7,727
2,052
$4.5M
Formik
6,524
1,564
$685K
Zod
6,177
1,891
$2.4M
vee-validate
4,318
767
$1.1M
dbt Core
4,071
632
$8.9M
jackson-databind
4,052
937
$9M
Yup
3,294
839
$356K
react-jsonschema-form
2,945
652
$4M
validator.js
2,780
668
$740K
Joi
2,586
807
$1.5M
Pydantic AI
2,489
476
$19M
Ajv
2,434
770
$1.4M
class-validator
2,057
545
$392K
FluentValidation
1,963
274
$638K
SQLModel
1,838
525
$1.4M
Vuelidate
1,647
322
$461K
Go Package Validator
1,646
467
$2.1M
TanStack Form
1,557
407
$2.1M
Formily
1,551
175
$5.6M
Django Filter
1,475
450
$362K
Marshmallow
1,464
428
$551K
Express Validator
1,429
374
$1.4M
Class Transformer
1,423
370
$231K
NJsonSchema
1,366
230
$2.2M
JSON Editor
1,327
267
$800K
Freezed
1,240
264
$588K
Pandera
1,232
257
$2.1M
Serde JSON
1,168
483
$564K
datamodel-code-generator
1,055
315
$10M
attrs
983
362
$650K
django-taggit
908
333
$898K
Form.io
885
88
$3.1M
WTForms
869
263
$266K
JSON Schema Validator
868
148
$5.3M
TypeSpec
860
187
$43M
Laravel Data
848
177
$1.3M
TypeBox
818
308
$5.4M
JSON Schema for PHP
659
221
$472K
async-validator
602
114
$124K
TypeScript JSON Schema
590
195
$282K
AutoMapper
577
105
$1.9M
GoValidator
574
197
$254K
prop-types
561
209
$149K
Typia
542
177
$3.1M
Phony
535
139
$501K
TypeScript JSON Schema Generator
530
189
$1.4M
Dataclasses JSON
522
164
$131K
Valibot
510
151
$7.7M
Conform
506
128
$2.2M
CSLA .NET
504
23
$10M
JSON Schema $Ref Parser
504
187
$756K
msgspec
472
177
$1.6M
Ruby JSON Schema Validator
470
201
$269K
cattrs
452
182
$552K
json-everything
449
88
$3.1M
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