Design patterns implemented in Java

Free and Open Source, Distributed, RESTful Search Engine

Dex to Java decompiler

a fast, scalable, multi-language and extensible build system

A tool for reverse engineering Android apk files

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

Spring Security

A proof-of-concept tool for generating payloads that exploit unsafe Java object deserialization.

OWASP dependency-check is a software composition analysis utility that detects publicly disclosed vulnerabilities in application dependencies.

jOOQ is the best way to write SQL in Java

An extensible multilanguage static code analyzer.

An application observability facade for the most popular observability tools. Think SLF4J, but for observability.

Postgresql JDBC Driver

Spring Data - The Definitive Guide - Modern Data Access for Enterprise Java Developers

Nuclei plugin for BurpSuite

Coverage-guided, in-process fuzzing for the JVM

Jabel - unlock Javac 9+ syntax when targeting Java 8

Java implementation of Tink

Java Observability Toolkit

Utility that allows generating and manipulating Tink keysets

The boilerplate project for Google Errorprone Custom Check