Open Source Alternatives written in Java

Jenkins

24,726

Automate Anything with Jenkins

Supertokens

14,737

Open Source User Authentication

Freeplane

3,696

Mind Mapping and Knowledge Management

Aegis

11,489

Secure 2FA token manager

Berty

8,918

Unstoppable P2P Communication

Apache nifi

5,857

Automate and manage data flows

Kontalk

576

Secure, open-source messaging

OneDev

14,514

All-in-One DevOps Platform

Opengrep

1,916

Open-source static code security engine

formsflow.ai

389

Low-code forms, workflows, analytics platform

Testsigma

1,127

10X Faster Test Automation

GrapheneOS

1,153

Private and secure mobile OS

LibreOffice

3,496

Free, Powerful Office Suite

Scoold

909

Efficient Team Knowledge Sharing

OpenScan

1,691

Privacy-friendly Document Scanner

Milkman

1,316

Extensible Request/Response Workbench

OpenOffice

1,126

Free Office Suite Software

OpenAM

854

Seamless Authentication and Access Management

MetriQL

319

Headless BI for data metrics

ClearFlask

398

Manage product feedback easily