Java

Rembulanmjanicek/rembulan

A pure Java implementation of Lua 5.3 for the JVM, designed for sandboxed scripting and embedding.

REST.VertXzandero/rest.vertx

A lightweight JAX-RS-like annotation processor for building REST APIs with Vert.x verticles.

Fluencykomamitsu/fluency

A high-performance Java library for asynchronous data ingestion to Fluentd, Fluent Bit, AWS S3, and Treasure Data.

Git Build Hook Maven Pluginrudikershaw/git-build-hook

A Maven plugin that manages client-side Git configuration, installs hooks, and validates repositories during project builds.

ReactiveSensorspwittchen/ReactiveSensors

Android library for monitoring hardware sensors with RxJava Observables.

nudge4jlorenzoongithub/nudge4j

A tiny tool that lets you control and debug Java applications from a browser by sending code to the JVM.

Jakstabjkinder/jakstab

An abstract interpretation-based static analysis platform for disassembling and analyzing binary executables to recover control flow graphs.

SSTable Toolstolbertam/sstable-tools

A toolkit for parsing, creating, and analyzing Cassandra 3.x SSTables, including an interactive CQL shell.

Googlemapscapacitor-community/capacitor-googlemaps-native

Capacitor plugin providing native Google Maps SDK integration for Android and iOS with better performance and cost efficiency.

Less CSS Compiler for Javamarceloverdijk/lesscss-java

A Java library that compiles LESS CSS to CSS using the official JavaScript compiler via Rhino.

EOS Java API WrapperEOSEssentials/eos-java-rpc-wrapper

A Java library for interacting with EOSIO blockchain nodes via RPC calls, supporting chain, history, and wallet APIs.

FreeJ2ME PlusTASEmulators/freej2me-plus

A free J2ME emulator with libretro, AWT, and SDL2 frontends for running Java mobile applications on modern systems.

RiskInDroidClaudiuGeorgiu/RiskInDroid

A machine learning tool for quantitative risk analysis of Android apps by analyzing declared and actual permission usage.

Frank!Framework ()frankframework/frankframework

An open-source, low-code, stateless integration framework for exchanging and modifying messages between different systems.

TypingLabelrafaskb/typing-label

A libGDX Label that animates text to appear as if it's being typed in real time.

Sysmonpalantir/Sysmon

A lightweight Java library for gathering and exposing host system performance metrics via JMX.

Grainsysgears/grain

A lightweight static website generator written in Groovy for creating SEO-friendly websites and blogs with custom themes.

HaeinsaVCNC/haeinsa

A linearly scalable multi-row, multi-table transaction library for HBase with serializable isolation.

Violations Libtomasbjerre/violations-lib

A Java library for parsing static code analysis reports from 79+ tools into a unified format.

Helenostomekkup/helenos

A free web-based environment for exploring data and managing schemas with Apache Cassandra databases.

Streaming Histogramsbigmlcom/histogram

A Clojure/Java library for streaming, one-pass histograms that approximate data distributions for learning, visualization, and analysis.

Archives Unleashed Toolkitarchivesunleashed/aut

An open-source toolkit for analyzing web archives at scale using Apache Spark.

Beneratorrapiddweller/rapiddweller-benerator-ce

Legacy Java-based model-driven tool for generating, anonymizing, and migrating test data for development and testing.

GraphAware Graph-Aided Searchgraphaware/graph-aided-search

An Elasticsearch plugin that integrates with Neo4j to personalize search results using graph data.

react-native-unified-contactsjoshuapinter/react-native-unified-contacts

A React Native library for accessing and managing iOS Contacts Framework (iOS 9+) and Android Contacts (SDK 23+) with a unified API.

Notyemre1512/Noty

A lightweight Android library for creating animated warnings, dialogs, and alerts with customizable styles and animations.

DocBleachdocbleach/DocBleach

Content Disarm and Reconstruction software that sanitizes Office files by removing malicious dynamic content.

java-concurrent-hash-trie-mapromix/java-concurrent-hash-trie-map

A Java port of Scala's concurrent lock-free hash trie map (Ctrie) with atomic snapshots and scalable concurrent operations.

NLP4Jemorynlp/nlp4j

A natural language processing framework for JVM languages with comprehensive linguistic analysis tools.

SonarDelphiintegrated-application-development/sonar-delphi

A modern, performant Delphi language analyzer plugin for SonarQube with semantic analysis and custom rule support.

Vert.x Jerseyenglishtown/vertx-jersey

Run JAX-RS Jersey resources within the Vert.x reactive application platform.

LogicNGlogic-ng/LogicNG

A Java library for creating, manipulating, and solving Boolean and Pseudo-Boolean formulas with a focus on memory efficiency and performance.

Eclipseeclipse-platform/eclipse.platform

The foundational platform providing frameworks and services for building extensible IDEs and rich client applications.

graphql-java-datetimedonbeave/graphql-java-datetime

A set of RFC 3339 compliant date/time scalar types for graphql-java with starters for popular frameworks.

amazon-kinesis-aggregatorsawslabs/amazon-kinesis-aggregators

A Java framework for creating real-time time series aggregations from Amazon Kinesis streams.

ADT4Jsviperll/adt4j

A Java annotation processor for generating algebraic data types with value semantics, pattern matching, and customizable APIs.