Open Source Alternatives written in Java

Jenkins

24,920

Automate Anything with Jenkins

Supertokens

14,853

Open Source User Authentication

Freeplane

3,865

Mind Mapping and Knowledge Management

Aegis

11,790

Secure 2FA token manager

Berty

8,985

Unstoppable P2P Communication

Apache nifi

5,913

Automate and manage data flows

Kontalk

576

Secure, open-source messaging

OneDev

14,625

All-in-One DevOps Platform

Opengrep

2,030

Open-source static code security engine

formsflow.ai

392

Low-code forms, workflows, analytics platform

Testsigma

1,145

10X Faster Test Automation

GrapheneOS

1,187

Private and secure mobile OS

LibreOffice

3,597

Free, Powerful Office Suite

Scoold

911

Efficient Team Knowledge Sharing

OpenScan

1,714

Privacy-friendly Document Scanner

Milkman

1,321

Extensible Request/Response Workbench

OpenOffice

1,147

Free Office Suite Software

OpenAM

862

Seamless Authentication and Access Management

MetriQL

324

Headless BI for data metrics

ClearFlask

409

Manage product feedback easily