Extremely fast, in memory, JSON and interface library for modern C++

C++ header-only JSON library

Header-only C++ library for JSON Schema validation, with support for many popular parsers

Fast, direct and static typed parsing of JSON with C++

A binary JSON serialization format based on JSON Schema 2020-12 with a strong focus on space-efficiency

Convert between JSON Schema specification versions

High performance RAII C++ JSON library and universal value object class

A swiss-army knife for expressive JSON programming in modern C++. Covers JSON, JSON Pointer, JSONL, and JSON Schema

The ultra high-performance JSON Schema validator, providing validation in the nano-second range along with perfect compliance scores. Supports Draft 4, Draft 6, Draft 7, 2019-09 and 2020-12. For both servers and embedded devices

REST and websockets C++ library

Guide to make C++ available as a web application

JSON schema validation

Fast JSON schema validation with RapidJSON in Ruby

A cross-platform unit testing tool for MOS 6502 assembly

JSON-RPC 2.0 server based on C++ runtime reflection

RNA Interaction Format (RIF) with reference implementations in C++, JavaScript, and Python

QtJsonEditor is a special QWidget to edit json according to a JSON schema.

Python extension for rapidjson schema validation

C++ protobuf serialization library

Schema description framework