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

♞ lichess.org: the forever free, adless and open source chess server ♞

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

CMAK is a tool for managing Apache Kafka clusters

A Git platform powered by Scala with easy installation, high extensibility & GitHub API compatibility

A fault tolerant, protocol-agnostic RPC system

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

A machine learning package built for humans.

Your favorite language gets closer to bare metal.

Fault tolerant job scheduler for Mesos which handles dependencies and ISO8601 based schedules

Deploy and manage containers (including Docker) on top of Apache Mesos at scale.

Find potential bugs in your services with Diffy

In-memory dimensional time series database.

An enterprise blockchain platform based on Ethereum