1.opendataloader-project / opendataloader-pdf
PDF Parser for AI-ready data. Automate PDF accessibility. Open-source.
+2,207 stars
from 27,931 · score 7.70
Trending repositories
Ranked by Attention Score: stars gained over the last 90 complete days
21 repositories by Attention Score · Aug 5, 2026 – Nov 2, 2026 (UTC)
2.redisson / redisson
Redisson: Valkey & Redis Java Client and Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Extends Valkey and Redis with over 60 objects and services: Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Spring, Tomcat, Scheduler, JCache API, Hibernate, RPC, local cache..
+111 stars
from 24,314 · score 4.72
3.wiremock / wiremock
A tool for mocking HTTP services
+111 stars
from 7,304 · score 4.72
4.apple / pkl
A configuration as code language with rich validation and tooling.
+105 stars
from 11,450 · score 4.66
5.chinabugotech / hutool
🍬A set of tools that keep Java sweet.
+84 stars
from 30,151 · score 4.44
6.standard-webhooks / standard-webhooks
The Standard Webhooks specification
+73 stars
from 1,713 · score 4.30
7.jwtk / jjwt
Java JWT: JSON Web Token for Java and Android
+58 stars
from 11,081 · score 4.08
8.rest-assured / rest-assured
Java DSL for easy testing of REST services
+23 stars
from 7,123 · score 3.18
9.manifold-systems / manifold
Manifold is a Java compiler plugin, its features include Metaprogramming, Properties, Extension Methods, Operator Overloading, Templates, a Preprocessor, and more.
+18 stars
from 2,747 · score 2.94
10.confluentinc / schema-registry
Confluent Schema Registry for Kafka
+15 stars
from 2,456 · score 2.77
11.stleary / JSON-java
A reference implementation of a JSON package in Java.
+14 stars
from 4,710 · score 2.71
12.sirixdb / sirix
SirixDB is an an embeddable, bitemporal, append-only database system and event store, storing immutable lightweight snapshots. It keeps the full history of each resource. Every commit stores a space-efficient snapshot through structural sharing. It is log-structured and never overwrites data. SirixDB uses a novel page-level versioning approach.
+10 stars
from 1,211 · score 2.40
13.alibaba / fastjsonArchived
FASTJSON 2.0.x has been released, faster and more secure, recommend you upgrade.
+9 stars
from 25,553 · score 2.30
14.schibsted / jslt
JSON query and transformation language
+9 stars
from 693 · score 2.30
15.joelittlejohn / jsonschema2pojo
Generate Java types from JSON or JSON Schema and annotate those types for data-binding with Jackson, Gson, etc
+8 stars
from 6,371 · score 2.20
16.SpongePowered / Configurate
A simple configuration library for Java applications providing a node structure, a variety of formats, and tools for transformation
+7 stars
from 461 · score 2.08
17.ngs-doo / dsl-json
High performance JVM JSON library
+6 stars
from 1,067 · score 1.95
18.authorjapps / zerocode
zerocode-tdd is a community-developed, free, open-source, outcome-driven automated testing framework for Data Pipelines, ETL, REST API, Kafka(Data Streams), Databases and Load scenarios. all defined in simple JSON or YAML — with zero coding.
+6 stars
from 1,010 · score 1.95
19.javadev / underscore-java
java port of Underscore.js
+3 stars
from 548 · score 1.39
20.shinovon / nnjson
JSON library for Java, compatible with CLDC & JDK 1.1
+3 stars
from 29 · score 1.39
21.RuedigerMoeller / fast-serialization
FST: fast java serialization drop in-replacement
+2 stars
from 1,591 · score 1.10