Ghidra is a software reverse engineering (SRE) framework
The OWASP ZAP core project
Multi-platform transparent client-side encryption for your cloud files
Identity and access management for modern applications and services
Identity & Single Sign On for all earthlings and beyond
An authorization library that supports access control models
Use AWS Identity and (IAM) to connect to Amazon Managed Streaming
ProGuard Maven plugin that supports modularised ProGuard packages
The SpotBugs plugin for security audits of Java web applications
HTTP proxy server,support HTTPS & websocket
Conscrypt is a Java Security Provider
The portable software collection
AS2 1.1 server implementation in Java
Secure wiping/shredding of free disk space with many methods
cross-platform, encryption application
Identity management and federations integration
Open source file encryption software
System for anonymous Web browsing
Password Safe encrypted databases, Java library
Simple, secure and easy to use password manager.
Provides encryption & password hashing for your app or Hibernate POJOs
Free portable cross-platform graphical multi-user password manager
Just an app I developed for my university course