Java Utility

Open-source Java projects categorized as Utility

Top 23 Java Utility Projects

  • Guava

    Google core libraries for Java

    Project mention: Lists: do you know the nature of yours? The strange story of a data container in Java | | 2023-11-23

    The first problem is at the level of Type System, given that a situation more correct would allow us to distinguish through the Collection Type which abstraction we are operating with, species if definable as mutable or immutable. The JCF was born at a time when great care was taken to offer immediate operational data structures, and with attention to performance, but with less attention to constructs or uses that are now seen as common. These concepts have been taken up by other infrastructures from which we certainly cannot fail to mention: Eclipse Collection, Guava Collections, and VAVR.

  • Arthas

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

    Project mention: FLaNK Stack Weekly for 20 June 2023 | | 2023-06-20
  • Onboard AI

    Learn any GitHub repo in 59 seconds. Onboard AI learns any GitHub repo in minutes and lets you chat with it to locate functionality, understand different parts, and generate new code. Use it for free at

  • StatusBarUtil

    A util for setting status bar style on Android App.

  • Gephi

    Gephi - The Open Graph Viz Platform

    Project mention: NetworkX – Network Analysis in Python | | 2023-12-08
  • hawk

    ✔️ Secure, simple key-value storage for Android

  • ASimpleCache

    a simple cache for android and java

  • ReLinker

    A robust native library loader for Android.

  • InfluxDB

    Collect and Analyze Billions of Data Points in Real Time. Manage all types of time series data in a single, purpose-built database. Run at any scale in any environment in the cloud, on-premises, or at the edge.

  • 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)

  • bucket4j

    Java rate limiting library based on token-bucket algorithm.

    Project mention: FLaNK Stack Weekly for 22 May 2023 | | 2023-05-22
  • OpenKeychain

    OpenKeychain is an OpenPGP implementation for Android.

    Project mention: anyone else get the NFC where it won't scan? | /r/Freestylelibre | 2023-03-01

  • AndroidProcesses


  • easydeviceinfo

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

  • Embulk

    Embulk: Pluggable Bulk Data Loader.

  • 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)

  • seismic

    Android device shake detection.

    Project mention: launching an activity of an app that is currently not running via shaking the phone | /r/androiddev | 2023-03-26

    Have you seen this library?

  • vector-compat

    A support library for VectorDrawable and AnimatedVectorDrawable classes introduced in Lollipop

  • java-diff-utils

    Diff Utils library is an OpenSource library for performing the comparison / diff operations between texts or some kind of data: computing diffs, applying patches, generating unified diffs or parsing them, generating diff output for easy future displaying (like side-by-side view) and so on.

  • Android-Templates-And-Utilities

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

  • sharp

    Scalable vector graphics for Android (by Pixplicity)

  • SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

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 2023-12-08.

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 48,743
2 Arthas 33,906
3 StatusBarUtil 8,815
4 Gephi 5,542
5 hawk 3,950
6 ASimpleCache 3,676
7 ReLinker 3,073
8 joda-time-android 2,620
9 JavaVerbalExpressions 2,605
10 tape 2,459
11 bucket4j 2,037
12 OpenKeychain 2,020
13 AndroidProcesses 1,802
14 easydeviceinfo 1,736
15 Embulk 1,704
16 cling 1,648
17 AutobahnAndroid 1,505
18 greenrobot-common 1,354
19 seismic 1,295
20 vector-compat 1,230
21 java-diff-utils 1,126
22 Android-Templates-And-Utilities 1,099
23 sharp 1,030
SaaSHub - Software Alternatives and Reviews
SaaSHub helps you find the best software and product alternatives