2856 Open source projects that are alternatives of or similar to Yyjson

Efficiently produce and consume JSON API documents.

A handy swift json-object serialization/deserialization library

Module that adds support for serialization/deserialization of Kotlin (http://kotlinlang.org) classes and data classes.

Serialize / Deserialize Dart Objects to / from JSON

Extra features for Python's JSON: comments, order, numpy, pandas, datetimes, and many more! Simple but customizable.

A fast classic ASP JSON parser and encoder for easy JSON manipulation to work with the new JavaScript MV* libraries and frameworks.

An extremely simple, fast, efficient, cross-platform serialization format

Fast and well tested serialization framework on top of dataclasses

Modern way to convert python dataclasses or other objects to and from more common types like dicts or json-like structures

Efficient CBOR and JSON (de)serialization in Scala

A fast JSON parser/generator for Java.

A high-performance 100% compatible drop-in replacement of "encoding/json"

jsoniter (json-iterator) is fast and flexible JSON parser available in Java and Go

Fast, correct Python JSON library supporting dataclasses, datetimes, and numpy

Flexible, Fast & Compact Serialization with RPC

Rails gem for fast jsonapi-compliant APIs.

A fast and compact format for serialization and storage

Data validation, serialization, deserialization & form rendering. 🔢

A proof-of-concept tool for generating payloads that exploit unsafe Java object deserialization.

FlatBuffers Compiler and Library in C for C

LoraWAN serialization/deserialization library for The Things Network

Essential Building Blocks for Scala

🚀 Modern cross-platform HTTP load-testing tool written in Go

Simple C++ Serialization & Reflection.

A modern, high performance cross platform wrapper for Log4Net.

Fast Go decoder for dynamic JSON

[DEPRECATED]: Prefer Retrofit/OkHttp by Square, or Fuel for Kotlin

Scala macros for compile-time generation of safe and ultra-fast JSON codecs

A serialization/deserialization/validation library for strings, mappings and lists.

Fast Binary Encoding is ultra fast and universal serialization solution for C++, C#, Go, Java, JavaScript, Kotlin, Python, Ruby, Swift

cross-platform coroutine library in c++

Rust high performance xml reader and writer

universal serialization engine

From JSON to Core Data and back.

Gravity Programming Language

The POCO C++ Libraries are powerful cross-platform C++ libraries for building network- and internet-based applications that run on desktop, server, mobile, IoT, and embedded systems.

A tool for fast serializing & deserializing of JSON

binary serialization format

iOS Bluetooth LE framework

A C++ Web Framework built on top of Qt, using the simple approach of Catalyst (Perl) framework.

Go package containing implementations of efficient encoding, decoding, and validation APIs.

Hprose is a cross-language RPC. This project is Hprose 2.0 for Java

A lightweight library for converting complex objects to and from simple Python datatypes.

Meta programming utilities for C++14. Merged in matt-42/lithium

Query, update and convert data structures from the command line. Comparable to jq/yq but supports JSON, TOML, YAML, XML and CSV with zero runtime dependencies.

Java JMH Benchmarks repository. No Longer Supported.

Binary Schema Library for C#

Node.JS library for serializing/deserializing FHIR resources between JS/JSON and XML using various node.js XML libraries

JSON serialization framework for Nim, works from a Stream directly to any type and back. Depends only on stdlib.

Simplify 为简化重复的JAVA代码而生，基于JDK8，无其它jar包依赖，提供序列化，json parse/generator，日期处理,asm && jdkproxy 实现动态代理功能 等常见操作。

Hprose is a cross-language RPC. This project is Hprose for Golang.

Dartson is a Dart library that can be used to convert Dart objects into a JSON string.

Simple undo/redo and persistence for MobX

Fast and simple JSON encoding toolkit

The main purpose of this library is to bring missing features to the official .Net namespace System.Text.Json

A RESTFul operations client that serializes responses and throws meaningful exceptions for >= 400 status codes.

Python library to convert/serialize class instances(Objects) both flat and nested into a dictionary data structure. It's very useful in converting Python Objects into JSON format

Fast json encoder in rust, that encodes the structure of JSON values in their types

Coq Protocol Playground with Se(xp)rialization of Internal Structures.

EDN reader and writer implementation in Python, using PLY (lex, yacc)