Java Library

Open-source Java projects categorized as Library | Edit details

Top 23 Java Library Projects

  • GitHub repo BottomBar

    (Deprecated) A custom view component that mimics the new Material Design Bottom Navigation pattern.

  • GitHub repo FoldingCell

    :octocat: 📃 FoldingCell is a material design expanding content cell inspired by folding paper material made by @Ramotion

  • Nanos

    Run Linux Software Faster and Safer than Linux with Unikernels.

  • GitHub repo bitcoinj

    A library for working with Bitcoin

    Project mention: May have found an old wallet from 2013 - need help - reward offered. | | 2021-10-27

    The app is built around the bitcoinj libraries. The layout of the wallet file is specified by bitcoinj. Wallets are accessible using WalletTool

  • GitHub repo Apache Shiro

    Apache Shiro

    Project mention: Apache Shiro | | 2021-08-19
  • GitHub repo androidx

    Development environment for Android Jetpack extension libraries under the androidx namespace. Synchronized with Android Jetpack's primary development branch on AOSP.

    Project mention: LiveData is superior to StateFlow for UI and ViewModel layer. | | 2021-10-08

    This is the implementation of CoroutineLiveData:

  • GitHub repo Slidr

    Easily add slide to dismiss functionality to an Activity

  • GitHub repo QR-Code-generator

    High-quality QR Code generator library in Java, TypeScript/JavaScript, Python, Rust, C++, C.

    Project mention: Useful open source dynamic QR code creator to polish up | | 2021-09-28

    I have not spun it up myself I have just put urls into this page I have assumed (maybe incorrectly) that the project would function the same.

  • Scout APM

    Scout APM: A developer's best friend. Try free for 14-days. Scout APM uses tracing logic that ties bottlenecks to source code so you know the exact line of code causing performance issues and can get back to building a great product faster.

  • GitHub repo Bt

    BitTorrent library and client with DHT, magnet links, encryption and more

    Project mention: Java Projects Ideas | | 2021-08-09
  • GitHub repo Apache Mahout

    Mirror of Apache Mahout

  • GitHub repo CircleMenu for Android

    :octocat: ⭕️ CircleMenu is a simple, elegant UI menu with a circular layout and material design animations. Android UI library made by @Ramotion

  • GitHub repo Hyperion-Android

    App Debugging & Inspection Tool for Android

    Project mention: Looking for Android alternative to an iOS Jailbreak Tweak | | 2021-03-04

    Hello, I recently found this tweak but it only works on jailbroken iPhones. It basically lets you use Apple's "FLEX" debugger in any application, meaning you can use it in applications that you haven't made yourself. This basically lets you "inspect element" on any app you want. I found a similar debugging tool for Android ( but I was wondering if there was any way to tweak this tool and use it on apps you don't own? Thanks.

  • GitHub repo easydeviceinfo

    :iphone: [Android Library] Get device information in a super easy way.

  • GitHub repo Apache PDFBox

    Mirror of Apache PDFBox

    Project mention: Help Extracting Data from PDF Files | | 2021-11-18

    If you can program in Java then Apache PDFBox is an excellent very high quality library for reading (and writing) PDFs.

  • GitHub repo Bubble Navigation

    🎉 [Android Library] A light-weight library to easily make beautiful Navigation Bar with ton of 🎨 customization option.

  • GitHub repo Apache Log4j 2

    Apache Log4j 2 is an upgrade to Log4j that provides significant improvements over its predecessor, Log4j 1.x, and provides many of the improvements available in Logback while fixing some inherent problems in Logback's architecture.

    Project mention: Best way to create a log for api | | 2021-10-03 This is a logging library for Java. It’s widely used so you can find plenty of info and examples.

  • GitHub repo Apache POI

    Mirror of Apache POI

  • GitHub repo Siddhi

    Stream Processing and Complex Event Processing Engine

  • GitHub repo CountryCodePickerProject

    Country Code Picker (CCP) is an android library which provides an easy way to search and select country or international phone code. Also supports Android EditText phone mask and international phone validation.

    Project mention: Looking for a library or cell phone verification tool | | 2021-06-29

    Well, I found this 2 gitHub posts, ,

  • GitHub repo material-about-library

    Makes it easy to create beautiful about screens for your apps

  • GitHub repo Apache OpenNLP

    Mirror of Apache OpenNLP

  • GitHub repo TextFieldBoxes

    Material Design text field that comes in a box, based on (OLD) Google Material Design guidelines.

  • GitHub repo react-native-geolocation

    Geolocation APIs for React Native

    Project mention: How to use React Native Geolocation to get Postal Address | | 2021-02-26


  • GitHub repo InstaCapture

    Android library to capture screenshot from your app (by tarek360)

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2021-11-18.

Java Library related posts


What are some of the best open-source Library projects in Java? This list will help you:

Project Stars
1 BottomBar 8,451
2 FoldingCell 4,861
3 bitcoinj 4,144
4 Apache Shiro 3,662
5 androidx 3,306
6 Slidr 2,608
7 QR-Code-generator 2,313
8 Bt 2,005
9 Apache Mahout 1,956
10 CircleMenu for Android 1,804
11 Hyperion-Android 1,768
12 easydeviceinfo 1,699
13 Apache PDFBox 1,537
14 Bubble Navigation 1,526
15 Apache Log4j 2 1,302
16 Apache POI 1,292
17 Siddhi 1,279
18 CountryCodePickerProject 1,238
19 material-about-library 1,123
20 Apache OpenNLP 1,071
21 TextFieldBoxes 764
22 react-native-geolocation 745
23 InstaCapture 691
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