Top 9 Java Offline Projects

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1. seatunnel

   1 68 9,371 9.7 Java

   SeaTunnel is a multimodal, high-performance, distributed, massive data integration tool.

   

   Project mention: Building Metadata Capabilities in Apache SeaTunnel: A Committer’s Journey | dev.to | 2026-05-28

   PR Link Description https://github.com/apache/seatunnel/pull/5663 Added save_mode functionality to SeaTunnel https://github.com/apache/seatunnel/pull/10402 Integrated Gravitino with SeaTunnel https://github.com/apache/seatunnel/pull/10586 Designed the metadata SPI interface for SeaTunnel https://github.com/apache/seatunnel/pull/10657 Enhanced the metadata SPI interface for SeaTunnel https://github.com/apache/seatunnel/pull/10838 Added dynamic metadata functionality based on the metadata SPI interface

2. SaaSHub

   www.saashub.com featured

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

   

3. tempo

   2 6 2,135 8.4 Java

   An open source and lightweight music client for Subsonic, designed and built natively for Android. (by CappielloAntonio)

   

4. vosk-android-demo

   3 7 1,046 1.2 Java

   Offline speech recognition for Android with Vosk library.

   

5. seatunnel-web

   4 2 841 5.0 Java

   SeaTunnel is a distributed, high-performance data integration platform for the synchronization and transformation of massive data (offline & real-time).

   

6. WhisperInput

   5 2 113 0.0 Java

   Offline voice input panel & keyboard with punctuation for Android.

   

7. mapsplit

   6 1 71 1.4 Java

   A fast way to split OSM data in to a portable tiled format

   

8. seatunnel-tools

   7 1 32 3.7 Java

   SeaTunnel is a multimodal, high-performance, distributed, massive data integration tool.

   

   Project mention: Designing and Building X2SeaTunnel through AI Coding | dev.to | 2025-10-24

   Documentation: https://github.com/apache/seatunnel-tools/blob/main/X2SeaTunnel/README_zh.md

9. WhatsKiller

   8 2 4 2.9 Java

   A simple application to force stop the WhatsApp in order to stay offline even you have a internet connection.

   

10. Ziphra Messenger Client

    9 0 0 5.2 Java

    Ziphra Messenger Client Ziphra Client allows users to register, log in, send and receive encrypted messages, attach media, receive push notifications, customize themes, and maintain secure conversations ziphra-client: Android front-end of the application. Handles user interaction, message display, and secure communication with the backend.

    

Java Offline related posts

• Building Metadata Capabilities in Apache SeaTunnel: A Committer’s Journey

  1 project | dev.to | 28 May 2026

• Our keyboards are tracking us

  3 projects | news.ycombinator.com | 11 May 2026

• What Happened in Apache SeaTunnel? This March You Shouldn’t Miss

  1 project | dev.to | 10 Apr 2026

• 8.4 Months of Daily Driving GrapheneOS

  2 projects | news.ycombinator.com | 3 Mar 2026

• Say Goodbye to Hand-Written Schemas! SeaTunnel’s Integration with Gravitino Metadata REST API Is a Really Cool Move

  1 project | dev.to | 22 Jan 2026

• Syncing Data from Amazon DynamoDB to Redis with Apache SeaTunnel

  1 project | dev.to | 9 Jan 2026

• Connector Fixes, Core API Enhancements, and Ecosystem Updates: Apache SeaTunnel’s Progress in November

  2 projects | dev.to | 10 Dec 2025
• A note from our sponsor - SaaSHub
  www.saashub.com | 11 Jun 2026

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