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Json

421 projects

Showing 36 of 390 projects

jsonista
jsonistaClojure

A high-performance Clojure library for JSON encoding and decoding, built on Jackson.

#jackson#metosin-stable#clojure
Stars469
Forks30
Last commit2 months ago
Plank
PlankSwift

A command-line tool for generating immutable model classes from JSON Schemas for Objective-C, Java, and JavaScript (Flow).

#ios#objective-c#type-safety
Stars469
Forks45
Last commit2 years ago
Configurate
ConfigurateJava

A Java configuration library with a node-based data model, multiple format support, and transformation tools.

#object-mapping#hacktoberfest#java-library
Stars467
Forks80
Last commit2 days ago
PL/JSON
PL/JSONPLSQL

A PL/SQL object type and API for parsing, generating, and manipulating JSON data within Oracle databases.

#backend-development#oracle#plsql
Stars461
Forks180
Last commit1 year ago
bson-rust
bson-rustRust

A Rust library for encoding and decoding BSON (Binary JSON) with Serde integration.

#bson#serde#no-sql
Stars459
Forks153
Last commit1 day ago
JSONNeverDie
JSONNeverDieSwift

An auto-reflection Swift library for seamless JSON to Model mapping and user-friendly JSON encoding/decoding.

#model-reflection#ios#auto-reflection
Stars445
Forks38
Last commit8 years ago
frozen_record
frozen_recordRuby

ActiveRecord-like read-only interface for querying static YAML/JSON files in Ruby applications.

#data-querying#static-data#yaml
Stars443
Forks47
Last commit2 months ago
tirexs
tirexsElixir

An Elixir-flavored HTTP client and DSL library for building JSON-based queries and settings for Elasticsearch.

#elixir#dsl#database-client
Stars426
Forks90
Last commit4 years ago
SAFRS: Python OpenAPI & JSON:API Framework
SAFRS: Python OpenAPI & JSON:API FrameworkPython

Expose SQLAlchemy models as JSON:API resources with auto-generated OpenAPI documentation for Flask and FastAPI.

#fastapi#json-api#orm
Stars414
Forks72
Last commit26 days ago
jsonlite
jsonliteC

A robust, high-performance JSON parser and generator for R, optimized for statistical data and web APIs.

#data-serialization#json-generator#r-package
Stars404
Forks44
Last commit1 month ago
Fake JSON Server
Fake JSON ServerC#

A .NET-based fake REST API server for prototyping and CRUD backends, with GraphQL support and no database required.

#crud-backend#fake-server#fake-data
Stars403
Forks95
Last commit2 months ago
RestClient.Net
RestClient.NetC#

A type-safe, functional C# REST client library with compile-time exhaustiveness checking and OpenAPI/MCP code generation.

#functional-programming#rest-client#type-safety
Stars403
Forks51
Last commit4 months ago
Groovy-wslite
Groovy-wsliteGroovy

Lightweight SOAP and REST webservice clients for Groovy with full control over requests.

#rest-client#proxy#webservices
Stars398
Forks113
Last commit2 years ago
pgclimb
pgclimbGo

A PostgreSQL utility to export data into different formats like JSON, CSV, XLSX, and XML with custom template support.

#reporting#data-export#command-line-tool
Stars393
Forks38
Last commit6 years ago
marshmallow
marshmallowGo

A high-performance Go library for JSON unmarshalling that handles both known and unknown fields without data loss.

#json-unmarshalling#unstructured-data#go-library
Stars391
Forks11
Last commit2 years ago
zsv
zsvC

A high-performance SIMD CSV parser library and extensible CLI utility for tabular data processing.

#high-performance#simd#csv-to-json
Stars390
Forks19
Last commit1 day ago
Arrow
ArrowSwift

A Swift library that simplifies JSON parsing with a concise arrow operator, eliminating boilerplate code.

#ios#micro-framework#swift-package-manager
Stars387
Forks28
Last commit1 year ago
fig
figGo

A minimalist Go library for loading configuration from files and environment into structs with validation and defaults.

#environment-variables#yaml#environment
Stars383
Forks33
Last commit1 year ago
JSON-io
JSON-ioJava

A Java serialization library that converts objects to/from JSON, JSON5, and TOON formats, handling complex graphs and reducing LLM token usage by 40-50%.

#json5#java#object-graph
Stars382
Forks120
Last commit8 days ago
json-fortran
json-fortranFortran

A user-friendly, thread-safe, and object-oriented API for reading and writing JSON files in modern Fortran.

#scientific-computing#compiler-support#object-oriented-fortran
Stars377
Forks95
Last commit22 days ago
yojson
yojsonOCaml

A low-level JSON and JSON5 parsing and pretty-printing library for OCaml.

#parsing#functional-programming#library
Stars368
Forks62
Last commit10 months ago
PMJSON
PMJSONSwift

A pure Swift JSON encoding/decoding library with a strongly-typed API and comprehensive accessors.

#ios#json-encoder#codable
Stars360
Forks27
Last commit5 years ago
Webmozart JSON
Webmozart JSONPHP

A robust PHP JSON encoder/decoder with built-in schema validation and version migration support.

#composer#validation#data-migration
Stars352
Forks27
Last commit5 years ago
ws
wsSwift

A lightweight Swift client for connecting to JSON APIs with automatic model parsing and promise-based networking.

#httpclient#json-api#ios
Stars351
Forks32
Last commit6 years ago
Neon
NeonPascal

A Delphi library for JSON serialization and deserialization of objects, records, and other Delphi types.

#object-mapping#rest#library
Stars351
Forks98
Last commit2 months ago
go-rejson
go-rejsonGo

A Go client for the ReJSON Redis module, supporting multiple Redis client libraries.

#go-redis#multiclient#data-storage
Stars341
Forks46
Last commit2 years ago
qt-json
qt-jsonC++

A simple C++/Qt library for parsing JSON data into QVariant hierarchies and serializing QVariant data to JSON.

#qt#lightweight-library#qt4
Stars331
Forks106
Last commit8 years ago
Snapshooter
SnapshooterC#

A flexible snapshot testing tool for .NET Core and .NET Framework, inspired by Jest Snapshot Testing.

#snapshot#unit-testing#mstest
Stars328
Forks37
Last commit3 months ago
Transit
TransitClojure

A ClojureScript library for marshalling Transit data format to/from ClojureScript values using JSON.

#clojure-ecosystem#data-serialization#clojurescript
Stars327
Forks22
Last commit1 year ago
FsPickler
FsPicklerF#

A fast, multi-format .NET serialization library with comprehensive type support, including F# types.

#bson#binary-serialization#message-serializer
Stars327
Forks49
Last commit4 years ago
Weld
WeldRust

A full fake REST API generator written in Rust, inspired by json-server.

#backend-mocking#json-api#weld
Stars322
Forks27
Last commit2 years ago
http-fake-backend
http-fake-backendJavaScript

A Node.js server for building configurable fake backends using JSON files or JavaScript objects.

#backend-mocking#http-server#json-server
Stars312
Forks21
Last commit2 years ago
voyager
voyagerTypeScript

A JupyterLab extension to visualize CSV and JSON data interactively using Voyager 2.

#jupyterlab-extension#vega-voyager#data-science
Stars304
Forks35
Last commit3 years ago
Visual JSON
Visual JSONObjective-C

A simple JSON pretty-viewer application for Mac OS X.

#developer-tools#desktop-app#visualizer
Stars303
Forks57
Last commit10 years ago
Stylist
StylistSwift

Define and hot-reload UI styles for iOS apps using external YAML or JSON theme files.

#design-system#ios#style
Stars301
Forks18
Last commit4 years ago
kazaam
kazaamGo

A Go library for declarative JSON-to-JSON transformations using JSON specifications.

#jsonpath#golang-library#json-format
Stars294
Forks52
Last commit4 years ago
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