json-server by typicode

Get a full fake REST API with zero coding in less than 30 seconds (seriously)

created at Nov. 27, 2013, 1:21 p.m.

995 +0

71,505 +69

6,891 +5

json by nlohmann

JSON for Modern C++

created at July 4, 2013, 8:47 a.m.

766 +1

40,652 +66

6,527 +0

fastjson by alibaba

FASTJSON 2.0.x has been released, faster and more secure, recommend you upgrade.

created at Nov. 3, 2011, 6:58 a.m.

1,299 +0

25,652 +8

6,506 +1

JSON-js by douglascrockford

JSON in JavaScript

created at Nov. 18, 2010, 5:39 p.m.

485 +0

8,668 +1

4,592 -1

gson by google

A Java serialization/deserialization library to convert Java Objects into JSON and back

created at March 19, 2015, 6:21 p.m.

740 +2

23,023 +21

4,252 +1

rapidjson by Tencent

A fast JSON parser/generator for C++ with both SAX/DOM style API

created at March 4, 2014, 5:53 a.m.

558 +0

13,938 +16

3,496 +3

SwiftyJSON by SwiftyJSON

The better way to deal with JSON data in Swift.

created at June 18, 2014, 2:41 p.m.

619 +1

22,465 +13

3,419 +3

JSON-java by stleary

A reference implementation of a JSON package in Java.

created at Dec. 21, 2010, 5:46 p.m.

241 +0

4,484 +2

2,553 +2

JSONKit by johnezang

Objective-C JSON

created at July 27, 2010, 10:06 a.m.

331 +0

6,214 -1

1,657 +0

jsonschema2pojo by joelittlejohn

Generate Java types from JSON or JSON Schema and annotate those types for data-binding with Jackson, Gson, etc

created at June 22, 2013, 10:28 p.m.

199 +0

6,153 +1

1,647 +0

jq by jqlang

Command-line JSON processor

created at July 18, 2012, 7:57 p.m.

324 +0

29,252 +36

1,530 +2

countries by mledoze

World countries in JSON, CSV, XML and Yaml. Any help is welcome!

created at Jan. 6, 2012, 2:01 p.m.

159 +0

5,903 +3

1,260 +0

jackson by FasterXML

Main Portal page for the Jackson project

created at Oct. 19, 2011, 5:28 a.m.

343 +0

8,869 +11

1,183 -1

ArduinoJson by bblanchon

📟 JSON library for Arduino and embedded C++. Simple and efficient.

created at Jan. 10, 2014, 3:54 p.m.

194 +0

6,590 +3

1,099 +3

json-editor by jdorn

JSON Schema Based Editor

created at Nov. 25, 2013, 1:30 a.m.

229 +0

5,791 +0

1,077 +0

jsonmodel by jsonmodel

Magical Data Modeling Framework for JSON - allows rapid creation of smart data models. You can use it in your iOS, macOS, watchOS and tvOS apps.

created at Dec. 2, 2012, 5:19 p.m.

260 +0

6,855 -1

1,041 +1

rxdb by pubkey

A fast, local first, reactive Database for JavaScript Applications https://rxdb.info/

created at Dec. 2, 2016, 7:34 p.m.

209 +0

20,809 +18

1,013 +2

simdjson by simdjson

Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks

created at March 23, 2018, 12:49 a.m.

239 +0

18,569 +31

972 +2

lowdb by typicode

Simple and fast JSON database

created at April 2, 2014, 2:16 a.m.

241 +1

20,991 +28

903 +2

ajv by ajv-validator

The fastest JSON schema Validator. Supports JSON Schema draft-04/06/07/2019-09/2020-12 and JSON Type Definition (RFC8927)

created at May 19, 2015, 11:23 p.m.

110 +0

13,459 +16

862 +2