10

8

6

4

2


9.8

9.3
json

9.5

5.6
RapidJSON

9.0

6.7
JsonCpp

9.0

6.5
cJSON

8.7

8.1
ArduinoJson

7.9

7.3
yaml-cpp

29 JSON libraries and projects

  • json

    9.8 9.3 L1 C++
    JSON for Modern C++. [MIT]

  • RapidJSON

    9.5 5.6 L1 C++
    A fast JSON parser/generator for C++ with both SAX/DOM style API. [MIT]

  • JsonCpp

    9.0 6.7 L1 C++
    A C++ library for interacting with JSON. [MIT]

    • Scout APM uses tracing logic that ties bottlenecks to source code so you know the exact line of code causing performance issues and can get back to building a great product faster.
    Promoted scoutapm.com

  • cJSON

    9.0 6.5 L3 C
    Ultralightweight JSON parser in ANSI C

  • ArduinoJson

    8.7 8.1 C++
    📟 C++ JSON library for IoT. Simple and efficient.

  • yaml-cpp

    7.9 7.3 C++
    YAML

  • Jansson

    7.8 6.0 L2 C
    C library for encoding, decoding and manipulating JSON data. [MIT]

  • json-c

    7.8 8.5 C
    A JSON implementation in C. [MIT]

  • JSMN

    7.7 1.1 L3 C
    Jsmn is a world fastest JSON parser/tokenizer. This is the official repo replacing the old one at Bitbucket

  • json11

    7.5 0.6 L2 C++
    A tiny JSON library for C++11. [MIT]

  • YAJL

    7.2 0.0 L3 C
    A fast streaming JSON parsing library in C. [ISC]

  • json-parser

    6.3 0.0 L1 C
    Very low footprint JSON parser written in portable ANSI C. [BSD]

  • LIBUCL

    6.1 6.7 L2 C
    Universal configuration library parser [?]

  • PicoJSON

    5.8 1.5 L1 C++
    A header-file-only, JSON parser serializer in C++. [BSD]

  • frozen

    5.0 2.2 L1 C
    JSON parser and generator for C/C++. [GPL & GPL2]

  • JSON++

    4.5 0.0 L1 C++
    A JSON parser in C++. [MIT]

  • QJson

    4.0 0.0 L1 C++
    A qt-based library that maps JSON data to QVariant objects. [LGPL2]

  • qt-json

    3.9 0.0 L3 C++
    A simple class for parsing JSON data into a QVariant hierarchy and vice versa. [GPLv3]

  • json.h

    3.8 1.8 C
    A simple one header/one source solution to parsing JSON in C and C++. [Unlicense]

  • libjson

    3.8 0.0 L3 C
    A JSON parser and printer library in C. easy to integrate with any model. [LGPL]

  • Boost.PropertyTree

    2.7 1.6 L1 C++
    A property tree parser/generator that can be used to parse XML/JSON/INI/Info files. [Boost]

  • JeayeSON

    2.7 0.0 L2 C++
    A very sane (header only) C++ JSON library. [BSD]

  • json-voorhees

    2.6 0.8 L3 C++
    JSON library for C++. Support for C++11. No dependencies, fast and dev-friendly. [Apache2]

  • ujson

    2.3 -
    µjson is a a small, C++11, UTF-8, JSON library. [MIT]

  • iod.metajson

    2.1 0.0 C++
    C++17 lightweight JSON de/serializer

  • json_dto

    2.1 4.7 C++
    A small header-only library for converting data between json representation and c++ structs

  • jute

    1.9 0.0 L3 C++
    Very simple C++ JSON Parser. [PublicDomain]

  • jbson

    1.7 0.0 L1 C++
    jbson is a library for building & iterating BSON data, and JSON documents in C++14. [Boost]

  • StructMapping

    1.5 5.6 C++
    Mapping json to and from a c++ structure

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