unfiltered/unfiltered   0.12.1

A toolkit for servicing HTTP requests in Scala

com-lihaoyi/os-lib   0.11.8

OS-Lib is a simple, flexible, high-performance Scala interface to common OS filesystem and subprocess APIs

airbnb/chronon   0.0.109

Chronon is a data platform for serving for AI/ML applications.

purplekingdomgames/indigo   0.22.0

An FP game engine for Scala.

scallop/scallop   6.0.0

a simple Scala CLI parsing library

scala/scala-parser-combinators   2.4.0

simple combinator-based parsing for Scala. formerly part of the Scala standard library, now a separate community-maintained module

jwt-scala/jwt-scala   11.0.3

JWT support for Scala. Bonus extensions for Play, Play JSON, Json4s, Circe, uPickle, Spray and Argonaut

bkirwi/decline   2.6.0

A composable command-line parser for Scala.

guardian/grid   1.7.13

The Guardian’s image management system

lucacanali/sparkmeasure   0.27

This is the development repository for sparkMeasure, a tool and library designed for efficient analysis and troubleshooting of Apache Spark jobs. It focuses on easing the collection and examination of Spark metrics, making it a practical choice for both developers and data engineers.

com-lihaoyi/upickle   4.4.3

uPickle: a simple, fast, dependency-free JSON & Binary (MessagePack) serialization library for Scala

shadaj/slinky   0.7.5

Write Scala.js React apps just like you would in ES6

tototoshi/scala-csv   2.0.0

CSV Reader/Writer for Scala

testcontainers/testcontainers-scala   0.44.1

Docker containers for testing in scala

scoverage/sbt-scoverage   2.4.4

sbt plugin for scoverage

sbt/sbt-release   1.4.0

A release plugin for sbt

wvlet/airframe   2026.1.1

Essential Building Blocks for Scala

suzaku-io/diode   1.1.14

Scala library for managing immutable application model

com-lihaoyi/requests-scala   0.9.3

A Scala port of the popular Python Requests HTTP client: flexible, intuitive, and straightforward to use.

rbmhtechnology/eventuate   0.10

Global-scale event sourcing and event collaboration with causal consistency (This project is in maintenance mode. Only critical bugs will be fixed, but there is no more feature development.).