locationtech/geotrellis

GeoTrellis is a geographic data processing engine for high performance applications.

quasar-analytics/quasar

Quasar Analytics is a general-purpose compiler for translating data processing and analytics over semi-structured data into efficient plans that run 100% in the target infrastructure.

stanch/reftree

Automatically generated diagrams and animations for Scala data structures

vegas-viz/vegas

The missing MatPlotLib for Scala + Spark

notxcain/aecor

Pure functional event sourcing runtime

openmole/mgo

Purely functional genetic algorithms for multi-objective optimisation

tpolecat/tuco

Reasonable telnet server for Scala.

xdotai/lens

User-friendly lens syntax for mortals. Update values inside of nested case class instances without .copy .

alonsodomin/quckoo

Fault tolerant distributed task scheduler.

openmole/gridscale

Scala library for accessing various file, batch systems, job schedulers and grid middlewares.

powerspace/scala-openrtb

Scala OpenRTB tools used at @Powerspace

manatki/volga

rsschermer/entitytled

Data access and persistence library build on top of Scala Slick.

julianmichael/qasrl-crowdsourcing

Tools for working with QA-SRL data and annotating it with crowdsourcing.

cuzfrog/scala-jest

A lightweight scala.js test framework that brings back the power to test against jsdom within sbt console

dragisak/monocle-cats

Monocle Lenses and Cats State

al333z/anti-xml

The scala.xml library has some very annoying issues. Time for a clean-room replacement!

itv/servicebox

Scala library to control docker containers programmatically

iscpif/viabilitree

julianmichael/spacro

Single-Page Applications for Crowdsourcing