Choco-solver — Peer-reviewed • Rank 17.5 • Science 100%

Choco-solver: A Java library for constraint programming - Published in JOSS (2022)

GNOLL — Peer-reviewed • Rank 13.3 • Science 100%

GNOLL: Efficient Multi-Lingual Software for Real-World Dice Notation and Extensions - Published in JOSS (2023)

OpenTripPlanner for R — Peer-reviewed • Rank 13.7 • Science 95%

OpenTripPlanner for R - Published in JOSS (2019)

The Basic Model Interface 2.0 — Peer-reviewed • Rank 7.2 • Science 100%

The Basic Model Interface 2.0: A standard interface for coupling numerical models in the geosciences - Published in JOSS (2020)

Chips-n-Salsa — Peer-reviewed • Rank 7.7 • Science 98%

Chips-n-Salsa: A Java Library of Customizable, Hybridizable, Iterative, Parallel, Stochastic, and Self-Adaptive Local Search Algorithms - Published in JOSS (2020)

RCaller — Peer-reviewed • Rank 12.3 • Science 93%

RCaller: A Java package for interfacing R - Published in JOSS (2020)

netroles — Peer-reviewed • Rank 0.7 • Science 100%

netroles: A Java library for role equivalence analysis in networks - Published in JOSS (2024)

org.biojava • Rank 22.4 • Science 77%

:book::microscope::coffee: BioJava is an open-source project dedicated to providing a Java library for processing biological data.

io.jhdf:jhdf • Rank 21.2 • Science 77%

A pure Java HDF5 library

cpg • Rank 12.8 • Science 85%

A library to extract Code Property Graphs from C/C++, Java, Go, Python, Ruby and every other language through LLVM-IR.

FijiRelax — Peer-reviewed • Rank 4.0 • Science 93%

FijiRelax: Fast and noise-corrected estimation of MRI relaxation maps in 3D + t - Published in JOSS (2023)

JCOL — Peer-reviewed • Rank 3.6 • Science 93%

JCOL: A Java package for solving the graph coloring problem - Published in JOSS (2020)

GKNAP — Peer-reviewed • Rank 3.1 • Science 93%

GKNAP: A Java and C++ package for solving the multidimensional knapsack problem - Published in JOSS (2019)

gpullama3.java • Rank 6.6 • Science 85%

GPU-accelerated Llama3.java inference in pure Java using TornadoVM.

rJavaEnv • Rank 12.1 • Science 77%

Java Environments for R Projects

xraylib • Rank 16.5 • Science 67%

A library for X-ray matter interaction cross sections for X-ray fluorescence applications

cdk • Rank 27.4 • Science 54%

The Chemistry Development Kit

org.soot-oss • Rank 13.6 • Science 67%

A new version of Soot with a completely overhauled architecture

publicationclassification • Rank 2.8 • Science 77%

Java package for creating a multi-level classification of scientific publications based on citation links between publications.

zividomelive • Rank 1.8 • Science 77%

A Processing Library to facilitates the creation of immersive live visual experiences for fulldome projections.

tai-e • Rank 10.4 • Science 67%

An easy-to-learn/use static analysis framework for Java

io.oss84.geotools.jdbc:gt-jdbc • Rank 17.9 • Science 59%

Official GeoTools repository

fr.inria.gforge.spoon:spoon-core • Rank 19.7 • Science 57%

Spoon is a metaprogramming library to analyze and transform Java source code. :spoon: is made with :heart:, :beers: and :sparkles:. It parses source files to build a well-designed AST with powerful analysis and transformation API.

ch.cern.spark:spark-avro_2.12 • Rank 40.2 • Science 36%

Apache Spark - A unified analytics engine for large-scale data processing

eo • Rank 11.5 • Science 64%

EOLANG, an Experimental Pure Object-Oriented Programming Language Based on 𝜑-Calculus

compss • Rank 8.5 • Science 67%

COMP Superscalar (COMPSs) is a framework which aims to ease the development and execution of applications for distributed infrastructures, such as Clusters, Grids and Clouds.

simpleitk • Rank 23.9 • Science 49%

SimpleITK: a layer built on top of the Insight Toolkit (ITK), intended to simplify and facilitate ITK's use in rapid prototyping, education and interpreted languages.

https://github.com/chains-project/bump • Rank 5.7 • Science 67%

A dataset of reproducible breaking dependency updates, SANER 2024 (https://doi.org/10.1109/SANER60148.2024.00024)

plantuml • Rank 28.7 • Science 44%

Generate diagrams from textual description

airavata • Rank 18.0 • Science 54%

A general purpose Distributed Systems Framework

io.joern:c2cpg_2.13 • Rank 17.5 • Science 54%

Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc

org.bridgedb.examples • Rank 12.2 • Science 59%

The BridgeDb Library source code

de.lmu.ifi.dbs.elki • Rank 17.1 • Science 54%

ELKI Data Mining Toolkit

zigguratgaussian • Rank 2.6 • Science 67%

Fast Gaussian distributed pseudorandom number generation in Java via the Ziggurat algorithm

Eclipse Golo — Peer-reviewed • Rank 9.1 • Science 59%

Eclipse Golo - Published in JOSS (2016)

wiki-entity-summarization-preprocessor • Rank 0.7 • Science 67%

Convert Wikidata and Wikipedia raw files to filterable formats with a focus of marking Wikidata as summaries based on their Wikipedia abstracts.

de.gurkenlabs:litiengine • Rank 12.9 • Science 54%

LITIENGINE 🕹 The pure 2D java game engine.

https://github.com/common-workflow-language/cwlviewer • Rank 7.7 • Science 59%

A web application to view and share Common Workflow Language workflows

yegor256/cam • Rank 12.6 • Science 54%

Classes and Metriсs (CaM): a dataset of Java classes from public open-source GitHub repositories

com.github.piotrkot.takes:takes • Rank 22.2 • Science 44%

True Object-Oriented Java Web Framework without NULLs, Static Methods, Annotations, and Mutable Objects

eolang • Rank 11.9 • Science 54%

Command-line toolkit for parsing, compiling, transpiling, optimizing, linking, dataizing, and running EOLANG programs

https://github.com/airbytehq/airbyte • Rank 28.6 • Science 36%

The leading data integration platform for ETL / ELT data pipelines from APIs, databases & files to data warehouses, data lakes & data lakehouses. Both self-hosted and Cloud-hosted.

h2o • Rank 27.7 • Science 36%

H2O is an Open Source, Distributed, Fast & Scalable Machine Learning Platform: Deep Learning, Gradient Boosting (GBM) & XGBoost, Random Forest, Generalized Linear Modeling (GLM with Elastic Net), K-Means, PCA, Generalized Additive Models (GAM), RuleFit, Support Vector Machine (SVM), Stacked Ensembles, Automatic Machine Learning (AutoML), etc.

jvarkit • Rank 9.0 • Science 54%

Java utilities for Bioinformatics

https://github.com/cloudsimplus/cloudsimplus • Rank 13.6 • Science 49%

State-of-the-art Framework 🏗 for Cloud Computing ⛅️ Simulation: a modern, full-featured, easier-to-use, highly extensible 🧩, faster 🚀 and more accurate ☕️ Java 24+ tool for cloud computing research 🎓 Examples: https://github.com/cloudsimplus/cloudsimplus-examples

MeteoInfo • Rank 12.0 • Science 49%

MeteoInfo: GIS, scientific computation and visualization environment.

hydro • Rank 16.9 • Science 44%

Hydro - Next generation high performance online-judge platform - 新一代高效强大的信息学在线测评系统 (a.k.a. vj5)

geoserver • Rank 14.5 • Science 46%

Official GeoServer repository

systemds • Rank 23.9 • Science 36%

An open source ML system for the end-to-end data science lifecycle

@tuprolog/2p • Rank 15.5 • Science 44%

A Kotlin Multi-Platform ecosystem for symbolic AI

powsybl-core • Rank 23.3 • Science 36%

A framework to build power system oriented software

EvoMaster — Peer-reviewed • Rank 13.2 • Science 46%

EvoMaster: A Search-Based System Test Generation Tool - Published in JOSS (2021)

dcache • Rank 11.2 • Science 46%

dCache - a system for storing and retrieving huge amounts of data, distributed among a large number of heterogenous server nodes, under a single virtual filesystem tree with a variety of standard access methods

jreferral • Rank 3.2 • Science 54%

An open-source tool that recommends the most energy efficient JVM configuration for java software

docling4j • Rank 3.2 • Science 54%

Docling4j brings the functionalities of Docling in document understanding to Java® projects

cobweb • Rank 0.0 • Science 57%

Create a spider-web of connected Java programs. A library for easy distributed programming. Export objects for your remote Java programs to access.

org.sakaiproject.accountvalidator:accountvalidator-api • Rank 20.8 • Science 36%

Sakai is a freely available, feature-rich technology solution for learning, teaching, research and collaboration. Sakai is an open source software suite developed by a diverse and global adopter community.

https://github.com/getsentry/sentry-java • Rank 30.4 • Science 26%

A Sentry SDK for Java, Android and other JVM languages.

https://github.com/uncomplicate/neanderthal • Rank 19.1 • Science 36%

Fast Clojure Matrix Library

org.tinfour:Tinfour • Rank 9.8 • Science 44%

Delaunay and Constrained Delaunay Triangulations in Java, providing high-performance utilities for modeling surfaces with support for Lidar LAS files, Digital Elevation Models (DEM), finite element analysis, path planning, natural neighbor interpolation, and other applications of Triangulated Irregular Networks (TIN)

com.bkahlert.kommons:kommons • Rank 9.2 • Science 44%

Kommons is a set of Kotlin Multiplatform Libraries (MPP) to allow the execution of command lines / scripts, to support print debugging and to ease testing.

similarity • Rank 8.9 • Science 44%

similarity: Text similarity calculation Toolkit for Java. 文本相似度计算工具包，java编写，可用于文本相似度计算、情感分析等任务，开箱即用。

https://github.com/quarkusio/quarkus • Rank 16.9 • Science 36%

Quarkus: Supersonic Subatomic Java.

jchempaint • Rank 8.1 • Science 44%

Chemical 2D structure editor application/applet based on the Chemistry Development Kit

publicationclassificationlabeling • Rank 1.6 • Science 49%

Java package for obtaining labels for clusters of scientific publications.

openapi-to-java-records-mustache-templates • Rank 4.4 • Science 44%

Generate Java Records from OpenAPI Specifications

qualitymeter • Rank 4.3 • Science 44%

Software quality meter toolkit

hdf5 • Rank 12.0 • Science 36%

Official HDF5® Library Repository

RSCAT • Rank 8.5 • Science 39%

An R package for the shadow-test approach to CAT.

diff-jjoules • Rank 3.5 • Science 44%

diff-jjoules is a tool to run in your continuous integration to measure the impact of commits on the energy consumption of the program :seedling:

wtf.metio.javapoet • Rank 3.4 • Science 44%

Type guesser for JavaPoet

poc_cleanarch_spring_multimodule • Rank 3.4 • Science 44%

Clean Architecture with SpringBoot and Maven MultiModule

https://github.com/eclipse-rdf4j/rdf4j • Rank 11.2 • Science 36%

Eclipse RDF4J: scalable RDF for Java

foundation • Rank 2.9 • Science 44%

A framework for building compiled class files and bytecode.

owlreadydone • Rank 2.6 • Science 44%

Java web application for the querying and visualisation of OWL ontologies.

.github • Rank 2.5 • Science 44%

steve • Rank 10.4 • Science 36%

SteVe - OCPP server implementation in Java

mimic • Rank 2.4 • Science 44%

A stronger alternative for Java's Proxy API. Allows the creation of 'mimicked' classes and interfaces with the ability to replace their method behaviour.

public-transport-enabler • Rank 10.4 • Science 36%

Unleash public transport data in your Java project.

https://github.com/cqfn/jpeek • Rank 9.6 • Science 36%

Hosted and command-line calculator of cohesion metrics for Java code

project-generator • Rank 1.4 • Science 44%

Golang, Java, and Ruby boilerplate. Design with simplicity!

open-smart-grid-platform • Rank 9.4 • Science 36%

This repository combines the code from and supersedes the prior existing Shared, Platform, Protocol-Adapter-OSLP, Protocol-Adapter-IEC61850, Protocol-Adapter-DLMS, PublicLightingDemoApp and Integration-Tests repositories. The old repositories have been kept online for now in readonly mode to preserve the historical information.

java-novice-inflammation • Rank 0.7 • Science 44%

Programming with Java

wolf-parking-database-management • Rank 0.0 • Science 44%

The Wolf Parking Management System is a database project focused on overseeing campus parking. It handles parking lot availability, zone specifications, permit assignments, and citation tracking. Administrators manage space availability, assign permits, track citations, and generate reports for efficient parking management.

https://github.com/rjdverse/rjdemetra • Rank 17.7 • Science 26%

R interface to JDemetra+ v 2.x

powsybl-open-loadflow • Rank 17.5 • Science 26%

An open source loadflow based on PowSyBl

joularjx • Rank 7.0 • Science 36%

JoularJX is a Java-based agent for software power monitoring at the source code level.

awips2 • Rank 6.3 • Science 36%

Weather forecasting display and analysis package developed by NWS/Raytheon, released as open source software by Unidata.

https://github.com/wavefronthq/wavefront-proxy • Rank 15.4 • Science 26%

Wavefront Proxy Project

https://github.com/52north/arctic-sea • Rank 18.4 • Science 23%

Framework for developing OGC services, clients and middleware

https://github.com/oracle/coherence • Rank 15.0 • Science 26%

Oracle Coherence Community Edition

https://github.com/cicirello/jacoco-badge-generator • Rank 14.1 • Science 26%

Coverage badges, and pull request coverage checks, from JaCoCo reports in GitHub Actions

s4rdm3x — Peer-reviewed • Rank 3.7 • Science 36%

s4rdm3x: A Tool Suite to Explore Code to Architecture Mapping Techniques - Published in JOSS (2021)

openrocket • Rank 11.9 • Science 26%

Model-rocketry aerodynamics and trajectory simulation software

https://github.com/watson-developer-cloud/java-sdk • Rank 10.9 • Science 26%

:1st_place_medal: Java SDK to use the IBM Watson services.

https://github.com/finos/timebase-ce • Rank 10.6 • Science 26%

High performance time series database

https://github.com/binjr/binjr • Rank 10.3 • Science 26%

A Time Series Browser

https://github.com/awslabs/aws-mobile-appsync-sdk-android • Rank 13.0 • Science 23%

Android SDK for AWS AppSync.

https://github.com/cboudereau/dataseries • Rank 9.9 • Science 26%

Functions for dataseries / timeseries

https://github.com/salesforce/cantor • Rank 9.9 • Science 26%

Data abstraction, storage, discovery, and serving system