Dex to Java decompiler
IntelliJ IDEA & IntelliJ Platform
A tool for reverse engineering Android apk files
The OWASP ZAP core project
Autopsy® is a digital forensics platform and graphical interface
Visualizes all aspects of compiled Java class files
Distributed tracing system to gather timing data
Copybara: A tool for transforming and moving code between repositories
A Java library used to read and extract data from NFC EMV credit cards
A Java library for technical analysis
Apache Log4j 2 is a versatile, feature-rich, efficient logging API
ConnectBot is the first SSH client for Android
A tool for static analysis to look for bugs in Java code
Apache NetBeans
SoapUI is a free and open source cross-platform functional testing
Animated illustrations, one-click data structure
SchemaSpy code home
ProGuard, Java optimizer and obfuscator
Now continued as OculiX — see oculix.org
Development tool to help programmers write standard Java code
Apache Maven core
The IDE for competitive programming
A tool for refactoring code related to feature flag APIs
Easily create Spring-powered, production-grade applications
A reverse engineering suite (decompiler, editor, debugger and more)