json-joy is a library that implements cutting-edge real-time and collaborative editing algorithms and utilities for JSON data models, with a focus on developing the JSON CRDT (Conflict-free Replicated...
A C++, header-only library for constructing JSON and JSON-like data formats, with JSON Pointer, JSON Patch, JSON Schema, JSONPath, JMESPath, CSV, MessagePack, CBOR, BSON, UBJSON
C++ header-only JSON library
JSONLab: compact, portable, robust JSON/binary-JSON encoder/decoder for MATLAB/Octave
Universal Binary JSON draft-12 serializer for Python
See https://benchmark.sourcemeta.com for the latest version of this benchmark
Small System Framework - JSON parser/generator, Reed-Solomon, finite state machine framework, and other high quality interfaces for embedded systems.
JData: a language-independent data annotation for portable storage and interchange
An automated and extensible space-efficiency benchmark of JSON-compatible serialization specifications
An implementation of Universal Binary JSON (UBJSON) for Pharo
UBJSON serialization for Rust using Serde
an implementation of the Universal Binary JSON (UBJSON) computer data interchange format for Scala
Binary JSON-like format and Java library.
JavaScript Binary Object Notation - a module for encoding/decoding objects to/from binary