Top 8 JSON Processing Open-Source Projects

fastjson

3 25,630 1.5 Java

FASTJSON 2.0.x has been released, faster and more secure, recommend you upgrade.

Project mention: The Newest Java Json Benchmark Results just dropped | /r/java | 2023-05-01

fastjson

JsonPath

10 8,634 6.4 Java

Java JsonPath implementation

Project mention: Refactoring Toward Configurability | dev.to | 2024-02-26

For this example, we will use JSON files to encode the application's behavior and query it using JSONPath.

InfluxDB

www.influxdata.com sponsored

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
dasel

44 4,864 8.2 Go

Select, put and delete data from JSON, TOML, YAML, XML and CSV files with a single tool. Supports conversion between formats and can be used as a Go package.

Project mention: jq 1.7 Released | news.ycombinator.com | 2023-09-06

Jolt

3 1,503 1.9 Java

JSON to JSON transformation library written in Java.
JSLT

6 605 4.7 Java

JSON query and transformation language

Project mention: FLaNK Stack Weekly for 24April2023 | dev.to | 2023-04-25

JsonSurfer

1 286 5.6 Java

A streaming JsonPath processor in Java
sawmill

0 110 4.2 Java

Sawmill is a JSON transformation Java library
WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
MapNeat

7 62 0.0 Kotlin

MapNeat is a JVM library written in Kotlin that provides an easy to use DSL (Domain Specific Language) for transforming JSON to JSON, XML to JSON, POJO to JSON in a declarative way.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).