Apache Spark - A unified analytics engine for large-scale data processing

💾 Database Tools incl. ORM, Migrations and Admin UI (Postgres, MySQL & MongoDB) [deprecated]

Scala 2 compiler and standard library. Scala 2 bugs at https://github.com/scala/bug; Scala 3 at https://github.com/scala/scala3

A platform to build and run apps that are elastic, agile, and resilient. SDK, libraries, and hosted environments.

The Community Maintained High Velocity Web Framework For Java and Scala.

PredictionIO, a machine learning server for developers and ML engineers.

A fault tolerant, protocol-agnostic RPC system

Snowflake is a network service for generating unique ID numbers at high scale with some simple guarantees.

Chisel: A Modern Hardware Design Language

ZIO — A type-safe, composable library for async and concurrent programming in Scala

All Algorithms implemented in Scala

Exercism exercises in Scala.

A small demo app to show how java threads are mapped to linux threads through JNI