Help out your favorite open source projects and become a better developer while doing it.
Pick your favorite repos to receive a different open issue in your inbox every day. Fix the issue and everybody wins. 81,623 developers are working on 8,376 open source repos using CodeTriage.
What is CodeTriage?
Sign up with GitHubOpen source projects on GitHub that need your help.
- AMPL
- ASP
- ApacheConf
- Arc
- Arduino
- AsciiDoc
- Assembly
- Astro
- Ballerina
- Batchfile
- Bikeshed
- Blade
- Brainfuck
- C
- C#
- C++
- CMake
- CSS
- Ceylon
- Clojure
- CodeQL
- CoffeeScript
- ColdFusion
- Common Lisp
- Coq
- Crystal
- Cuda
- D
- DTrace
- Dart
- Dockerfile
- Dylan
- EJS
- Elixir
- Elm
- Emacs Lisp
- Erlang
- F#
- Fancy
- Forth
- Fortran
- GDScript
- Gherkin
- Go
- Groovy
- HCL
- HTML
- Haml
- Handlebars
- Haskell
- IDL
- Java
- JavaScript
- Jsonnet
- Julia
- Jupyter Notebook
- Kotlin
- LabVIEW
- Less
- Logos
- Lua
- MATLAB
- MDX
- Makefile
- Markdown
- Mathematica
- Matlab
- Modelica
- MoonScript
- Mustache
- NSIS
- Nim
- Nix
- Nunjucks
- OCaml
- Objective-C
- Objective-C++
- PHP
- PLSQL
- PLpgSQL
- Papyrus
- Pascal
- Perl
- PostScript
- PowerShell
- Prolog
- Pug
- Python
- QML
- R
- RPGLE
- Racket
- Raku
- Ring
- Roff
- Ruby
- Rust
- SCSS
- Sass
- Scala
- Scheme
- Shell
- Slash
- Smarty
- Solidity
- Standard ML
- Starlark
- SuperCollider
- Svelte
- Swift
- Tcl
- TeX
- Twig
- TypeScript
- V
- Vala
- Vim Script
- Vim script
- VimL
- Visual Basic
- Vue
- WebAssembly
- Wren
- XSLT
- Yacc
- Zephir
- Zig
- hoon
- kvlang
- reStructuredText
cassandra
523 IssuesMirror of Apache Cassandra
(apache/cassandra)shardingsphere
519 IssuesDistributed SQL transaction & query engine for data sharding, scaling, encryption, and more - on any database.
(apache/shardingsphere)grpc-java
516 IssuesThe Java gRPC implementation. HTTP/2 based RPC
(grpc/grpc-java)cloudstack
508 IssuesApache CloudStack is an opensource Infrastructure as a Service (IaaS) cloud computing platform
(apache/cloudstack)jabref
481 IssuesGraphical Java application for managing BibTeX and BibLaTeX (.bib) databases
(jabref/jabref)powermock
458 IssuesPowerMock is a Java framework that allows you to unit test code normally regarded as untestable.
(powermock/powermock)rocketmq
447 IssuesMirror of Apache RocketMQ
(apache/rocketmq)spotbugs
440 IssuesSpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code.
(spotbugs/spotbugs)immutables
435 IssuesAnnotation processor to create immutable objects and builders. Feels like Guava's immutable collections but for regular value objects. JSON, Jackson, Gson, JAX-RS integrations included
(immutables/immutables)spring-cloud-gateway
433 IssuesA Gateway built on Spring Framework and Spring Boot providing routing and more.
(spring-cloud/spring-cloud-gateway)airsonic
432 Issues:satellite: :cloud: :notes:Airsonic, a Free and Open Source community driven media server (fork of Subsonic and Libresonic)
(airsonic/airsonic)mockito
416 IssuesMost popular Mocking framework for unit tests written in Java
(mockito/mockito)traccar
413 IssuesTraccar GPS Tracking System
(traccar/traccar)kafka-ui
405 IssuesOpen-Source Web UI for Apache Kafka Management
(provectus/kafka-ui)realm-java
398 IssuesRealm is a mobile database: a replacement for SQLite & ORMs
(realm/realm-java)error-prone
389 IssuesCatch common Java mistakes as compile-time errors
(google/error-prone)signal-android
376 IssuesA private messenger for Android.
(signalapp/signal-android)redreader
372 IssuesAn unofficial open source Reddit client for Android.
(quantumbadger/redreader)h2database
365 IssuesH2 is an embeddable RDBMS written in Java.
(h2database/h2database)flowable-engine
354 IssuesA compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.
(flowable/flowable-engine)ews-java-api
346 IssuesA java client library to access Exchange web services. The API works against Office 365 Exchange Online as well as on premises Exchange.
(officedev/ews-java-api)frontend-maven-plugin
344 Issues"Maven-node-grunt-gulp-npm-node-plugin to end all maven-node-grunt-gulp-npm-plugins." A Maven plugin that downloads/installs Node and NPM locally, runs NPM install, Grunt, Gulp and/or Karma.
(eirslett/frontend-maven-plugin)fasthub
343 IssuesFastHub the ultimate GitHub client for Android.
(k0shk0sh/fasthub)spoon
339 IssuesSpoon 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.
(inria/spoon)gson
330 IssuesA Java serialization/deserialization library to convert Java Objects into JSON and back
(google/gson)guice
329 IssuesGuice (pronounced 'juice') is a lightweight dependency injection framework for Java 8 and above, brought to you by Google.
(google/guice)dagger
326 IssuesA fast dependency injector for Android and Java.
(google/dagger)grails-core
319 IssuesThe Grails Web Application Framework
(grails/grails-core)neo4j
317 IssuesGraphs for Everyone
(neo4j/neo4j)antennapod
307 IssuesA podcast manager for Android
(antennapod/antennapod)libgdx
307 IssuesDesktop/Android/HTML5/iOS Java game development framework
(libgdx/libgdx)sugar
303 IssuesInsanely easy way to work with Android Database.
(chennaione/sugar)spring-batch
302 IssuesSpring Batch is a framework for writing batch applications using Java and Spring
(spring-projects/spring-batch)anki-android
298 IssuesAnkiDroid: Anki on Android
(ankidroid/anki-android)intellij-community
293 IssuesIntelliJ IDEA Community Edition
(jetbrains/intellij-community)fili
291 IssuesEasily make RESTful web services for time series reporting with Big Data analytics engines like Druid and SQL Databases.
(yahoo/fili)dubbox
278 IssuesDubbox now means Dubbo eXtensions, and it adds features like RESTful remoting, Kyro/FST serialization, etc to the Dubbo service framework.
(dangdangdotcom/dubbox)lizzie
273 IssuesLizzie - Leela Zero Interface
(featurecat/lizzie)spring-framework
266 IssuesSpring Framework
(spring-projects/spring-framework)assertj
266 IssuesAssertJ is a library providing easy to use rich typed assertions
(assertj/assertj)okdownload
264 IssuesA Reliable, Flexible, Fast and Powerful download engine.
(lingochamp/okdownload)cryptomator
264 IssuesMulti-platform transparent client-side encryption of your files in the cloud
(cryptomator/cryptomator)spring-hateoas
262 IssuesSpring HATEOAS - Library to support implementing representations for hyper-text driven REST web services.
(spring-projects/spring-hateoas)collect
261 IssuesODK Collect is an Android app for filling out forms. It's been used to collect billions of data points in challenging environments around the world. Contribute and make the world a better place! ✨📋✨
(opendatakit/collect)collect
261 IssuesODK Collect is an Android app for filling out forms. It's been used to collect billions of data points in challenging environments around the world. Contribute and make the world a better place! ✨📋✨
(getodk/collect)hibernate-orm
260 IssuesHibernate's core Object/Relational Mapping functionality
(hibernate/hibernate-orm)jbang
259 IssuesUnleash the power of Java - JBang Lets Students, Educators and Professional Developers create, edit and run self-contained source-only Java programs with unprecedented ease.
(jbangdev/jbang)zookeeper
259 IssuesApache ZooKeeper
(apache/zookeeper)micrometer
257 IssuesAn application observability facade for the most popular observability tools. Think SLF4J, but for observability.
(micrometer-metrics/micrometer)strongbox
255 IssuesStrongbox is an artifact repository manager.
(strongbox/strongbox)