The official AWS X-Ray Recorder SDK for Java
Vaadin 6, 7, 8 is a Java framework for modern Java web applications
Thymeleaf is a modern server-side Java template engine for web
Distributed tracing without code changes
Browser automation framework and ecosystem
A free, open source, powerful tool for working with messy data
A set of tools that keep Java sweet
ReplicaDB is open source tool for database replication
Macro-oriented asynchronous web-framework written in Nim
JSqlParser parses an SQL statement and translate it into a hierarchy
Kafka Web UI
Main Liquibase Source
Lightweight mobile-friendly Docker Swarm management UI
Elide is a Java library that lets you stand up a GraphQL/JSON-API
Hawtio web console helps you manage your JVM stuff and stay cool
Comprehensive programming and configuration model for modern apps
Eclipse Tyrus is the open source JSR 356 - Java API for WebSocket
Scouter is open source APM (Application Performance Management) tool
Internet Archive's open-source, web-scale, web crawler project
A scalable web crawler framework for Java
Java/JavaFX/Kotlin Game Library (Engine)
Library for extracting streaming site data without official APIs
An authorization library that supports access control models
The SpotBugs plugin for security audits of Java web applications
Open source enterprise search server for websites, files, and data