Build highly concurrent, distributed, and resilient message-driven applications using Java/Scala

Postgres rewritten in Rust, now faster than Postgres and Clickhouse

📚 Freely available programming books

Essential utilities, refined for Scala 3 with minimal dependencies

A parsing library for the cats ecosystem

Self-hostable database querying and editing tool for you and your team. Supports Postgres, SQLite, and ClickHouse

A simple testing framework for Scala

Scala configuration library supporting HOCON for Scala, Java, Scala.js, and Scala Native

The first Scala macros' standard library

draw.io is a JavaScript, client-side editor for general diagramming.

Typesafe wrapper for Apache Spark DataFrame API

🚂 A small JS+SVG library for drawing railroad syntax diagrams, like on JSON.org. Now with a Python port!

Simple, safe and intuitive Scala I/O

Scala testing library with actionable errors and extensible APIs

Command-line JSON processor

Apache maven

configuration library for JVM languages using HOCON files

A web application for interactive visual editing of Graphviz graphs described in the DOT language.

Compositional, streaming I/O library for Scala

Scala CLI is a command-line tool to interact with the Scala language. It lets you compile, run, test, and package your Scala code (and more!)

Seamlessly integrate AWS API Gateway & WebSocket for local debugging and cloud deployment with Serverless Framework, featuring step-by-step debugging, Serverless Offline, and DynamoDB local plugins…

Automatically generated diagrams and animations for Scala data structures

🎨 Diagram as Code for prototyping cloud system architectures

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

H2 is an embeddable RDBMS written in Java.

Let's Graphviz it online

Scala language server with rich IDE features 🚀

Checklist for code reviews

This is the Official source code repository of Synfig Studio animation software