Java Utility

Open-source Java projects categorized as Utility

Top 23 Java Utility Projects

  • Guava

    Google core libraries for Java

    Project mention: Any suggestions for good open source Java codebases to study(With below criteria)? | | 2022-11-18

    Maybe Google's Guava libraries?

  • Arthas

    Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas

    Project mention: What's the most interesting open-source project to study? | | 2022-01-24


  • InfluxDB

    Build time-series-based applications quickly and at scale.. InfluxDB is the Time Series Data Platform where developers build real-time applications for analytics, IoT and cloud-native services in less time with less code.

  • StatusBarUtil

    A util for setting status bar style on Android App.

  • ExpirableDiskLruCache

    Java implementation of a Disk-based LRU cache which specifically targets Android compatibility.

    Project mention: DiskLruCache/ at master · JakeWharton/DiskLruCache | | 2022-01-06
  • Gephi

    Gephi - The Open Graph Viz Platform

    Project mention: problem with visualisation. I have just black screen with flickering white shape. it doesn't changes no matter what options I chose. What should I do? | | 2022-12-02

    For those who will face this in future: I somehow fixed this. I find this recommendation useful

  • hawk

    ✔️ Secure, simple key-value storage for Android

  • ASimpleCache

    a simple cache for android and java

  • Sonar

    Write Clean Java Code. Always.. Sonar helps you commit clean code every time. With over 600 unique rules to find Java bugs, code smells & vulnerabilities, Sonar finds the issues while you focus on the work.

  • ReLinker

    A robust native library loader for Android.

  • joda-time-android

    Joda-Time library with Android specialization

  • JavaVerbalExpressions

    Java regular expressions made easy.

  • tape

    A lightning fast, transactional, file-based FIFO for Android and Java. (by square)

  • OpenKeychain

    OpenKeychain is an OpenPGP implementation for Android.

    Project mention: Suggestion regarding the privacy email providers with better search and spam filtering capabilty | | 2022-11-08

    I use with the encrypted inbox, Mozilla Thunderbird on desktop, and FairEmail + OpenKeychain on Android. I think StartMail is the only other one of those four options that supports standard IMAP and SMTP.

  • AndroidProcesses


  • easydeviceinfo

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

  • bucket4j

    Java rate limiting library based on token-bucket algorithm.

    Project mention: Open-source library for rate-limiting in Java | | 2022-06-09

    And many other APIs.

    If you work with Java and need a rate-limiting in your project, please look to Bucket4j.


    Report about Bucket4j:

    Thank you for your attention!

  • Embulk

    Embulk: Pluggable Bulk Data Loader.

    Project mention: Installation of Embulk on Ubuntu 20.04 | | 2022-11-11

    Ref: Embulk

  • cling

    UPnP/DLNA library for Java and Android (by 4thline)

  • AutobahnAndroid

    WebSocket & WAMP in Java for Android and Java 8

  • greenrobot-common

    General purpose utilities and hash functions for Android and Java (aka java-common) (by greenrobot)

  • vector-compat

    A support library for VectorDrawable and AnimatedVectorDrawable classes introduced in Lollipop

  • seismic

    Android device shake detection.

  • Android-Templates-And-Utilities

    Collection of source codes, utilities, templates and snippets for Android development.

  • sharp

    Scalable vector graphics for Android (by Pixplicity)

  • Scout APM

    Truly a developer’s best friend. Scout APM is great for developers who want to find and fix performance issues in their applications. With Scout, we'll take care of the bugs so you can focus on building great things 🚀.

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 2022-12-02.

Java Utility related posts


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

Project Stars
1 Guava 46,298
2 Arthas 31,179
3 StatusBarUtil 8,794
4 ExpirableDiskLruCache 5,709
5 Gephi 5,072
6 hawk 3,898
7 ASimpleCache 3,668
8 ReLinker 2,874
9 joda-time-android 2,617
10 JavaVerbalExpressions 2,579
11 tape 2,415
12 OpenKeychain 1,797
13 AndroidProcesses 1,790
14 easydeviceinfo 1,719
15 bucket4j 1,670
16 Embulk 1,669
17 cling 1,539
18 AutobahnAndroid 1,494
19 greenrobot-common 1,350
20 vector-compat 1,237
21 seismic 1,196
22 Android-Templates-And-Utilities 1,101
23 sharp 1,010
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