OpenPDF by LibrePDF

OpenPDF is a free Java library for creating and editing PDF files, with a LGPL and MPL open source license. OpenPDF is based on a fork of iText. We welcome contributions from other developers. Please feel free to submit pull-requests and bugreports to this GitHub repository.

created at July 11, 2016, 3:50 p.m.

75 -1

3,631 +27

598 +2

buck2 by facebook

Build system, successor to Buck

created at Jan. 21, 2022, 8:04 p.m.

61 +0

3,616 +10

227 +3

JCTools by JCTools

None

created at Nov. 10, 2013, 6:04 p.m.

192 +0

3,589 +5

563 +0

tablesaw by jtablesaw

Java dataframe and visualization library

created at Jan. 1, 2016, 2:58 p.m.

143 +0

3,557 +6

645 +2

RoaringBitmap by RoaringBitmap

A better compressed bitset in Java: used by Apache Spark, Netflix Atlas, Apache Pinot, Tablesaw, and many others

created at June 17, 2013, 8:29 p.m.

133 +0

3,556 +7

557 +1

spotbugs by spotbugs

SpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code.

created at Nov. 4, 2016, 10:18 p.m.

76 +0

3,526 +6

595 +1

kubernetes-client by fabric8io

Java client for Kubernetes & OpenShift

created at July 9, 2015, 3:43 p.m.

126 +0

3,424 +4

1,465 +0

springdoc-openapi by springdoc

Library for OpenAPI 3 with spring-boot

created at July 11, 2019, 11:08 p.m.

46 +0

3,304 +7

501 +0

openj9 by eclipse-openj9

Eclipse OpenJ9: A Java Virtual Machine for OpenJDK that's optimized for small footprint, fast start-up, and high throughput. Builds on Eclipse OMR (https://github.com/eclipse/omr) and combines with the Extensions for OpenJDK for OpenJ9 repo.

created at Aug. 25, 2017, 1:46 p.m.

149 +0

3,289 +5

722 +0

ArchUnit by TNG

A Java architecture test library, to specify and assert architecture rules in plain Java

created at April 21, 2017, 8:39 a.m.

52 +0

3,254 +9

299 +1

LoganSquare by bluelinelabs

Screaming fast JSON parsing and serialization library for Android.

created at Feb. 17, 2015, 3:24 a.m.

109 +0

3,205 -3

306 +0

AwesomeJavaFX by mhrimaz

A curated list of awesome JavaFX libraries, books, frameworks, etc...

created at Sept. 11, 2016, 6:21 p.m.

208 -2

3,150 +4

446 +0

requery by requery

requery - modern SQL based query & persistence for Java / Kotlin / Android

created at Nov. 14, 2015, 12:45 a.m.

81 +0

3,137 +0

246 +0

simple-binary-encoding by real-logic

Simple Binary Encoding (SBE) - High Performance Message Codec

created at Sept. 3, 2013, 9:13 a.m.

210 +0

3,131 +10

522 -1

fury by apache

A blazingly fast multi-language serialization framework powered by JIT and zero-copy.

created at April 28, 2023, 3:57 a.m.

47 +0

3,124 +8

252 +4

jitwatch by AdoptOpenJDK

Log analyser / visualiser for Java HotSpot JIT compiler. Inspect inlining decisions, hot methods, bytecode, and assembly. View results in the JavaFX user interface.

created at Sept. 30, 2013, 2:18 p.m.

159 +0

3,103 +5

441 +1

jabba by shyiko

(cross-platform) Java Version Manager

created at March 24, 2016, 5:01 a.m.

26 +0

3,026 +11

198 +0

javamelody by javamelody

JavaMelody : monitoring of JavaEE applications

created at June 21, 2015, 4:32 p.m.

224 +0

2,971 +0

740 +1

agrona by real-logic

High Performance data structures and utility methods for Java

created at Nov. 3, 2014, 8:14 p.m.

159 +0

2,894 +11

403 +1

m2cgen by BayesWitnesses

Transform ML models into a native code (Java, C, Python, Go, JavaScript, Visual Basic, C#, R, PowerShell, PHP, Dart, Haskell, Ruby, F#, Rust) with zero dependencies

created at Jan. 13, 2019, 2:32 a.m.

50 +0

2,820 +3

241 +0