Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

ConFoo 2025

Framework for Evolutionary Message-Driven Microservices on the JVM

It's sudo, for Windows

Sample applications to demonstrate Observability concepts

ConFoo Montreal 2024 - Slides

All the resources you need to get to Senior Engineer and beyond

A monitoring application to show insides of Zeebe for developers

Process Orchestration Framework

Source code for Twitter's Recommendation Algorithm

Find and fix problems in your JavaScript code.

The CDN for everything on npm

Example "Hello, world" Spring Boot application that runs on Azure Functions

Apache Maven Daemon

Incident Response Methodologies 2022

Form3 Account API Take Home Exercise

Provides familiar Spring abstractions for HashiCorp Vault

The lazier way to manage everything docker

Angular powered Bootstrap

✨ Monorepo for all the tooling which enables ESLint to support TypeScript

Coding Challenge created by Societe Generale for CodinGame

✨ Monorepo for all the tooling related to using ESLint with Angular

Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics

Jenkins plugin to run dynamic agents in a Kubernetes/Docker environment

Jenkins plugin to run dynamic agents in a Kubernetes/Docker environment

A powerful, flexible, Markdown-based authoring framework.

🎉 Web component JS frameworks overview by their syntax and features

List of awesome people offering their time for free to have a "coffee chat" with others about different topics, mostly in a mentorship kind of way.