scallop/scallop   6.0.0

a simple Scala CLI parsing library

ruippeixotog/scala-scraper   3.2.0

A Scala library for scraping content from HTML pages

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

bkirwi/decline   2.6.2

A composable command-line parser for Scala.

lucacanali/sparkmeasure   0.27

This repository contains the development code for sparkMeasure, an Apache Spark performance analysis and troubleshooting library. It simplifies collecting, aggregating, and exporting Spark task/stage metrics, and is designed for practical use by developers and data engineers in interactive analysis, testing, and production monitoring workflows.

guardian/grid   6.0.0

The Guardian’s image management system

jwt-scala/jwt-scala   11.0.4

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

shadaj/slinky   0.7.5

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

com-lihaoyi/upickle   4.4.3

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

tototoshi/scala-csv   2.0.0

CSV Reader/Writer for Scala

testcontainers/testcontainers-scala   0.44.1

Docker containers for testing in scala

suzaku-io/diode   1.1.14

Scala library for managing immutable application model

kaitai-io/kaitai_struct_compiler   0.11

Kaitai Struct: compiler to translate .ksy => .cpp / .cs / .dot / .go / .java / .js / .lua / .nim / .php / .pm / .py / .rb / .rs

wvlet/airframe   2026.1.5

Essential Building Blocks for Scala

com-lihaoyi/requests-scala   0.9.3

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

7mind/izumi   1.4.17

Productivity-oriented collection of lightweight fancy stuff for Scala toolchain

hseeberger/akka-http-json   1.39.2

Integrate some of the best JSON libs in Scala with Akka HTTP

stanch/reftree   1.5.0

Automatically generated diagrams and animations for Scala data structures

squeryl/squeryl   0.14.0

A Scala DSL for talking with databases with minimum verbosity and maximum type safety

scala-graph/scala-graph   1.13.2

Graph for Scala is intended to provide basic graph functionality seamlessly fitting into the Scala Collection Library. Like the well known members of scala.collection, Graph for Scala is an in-memory graph library aiming at editing and traversing graphs, finding cycles etc. in a user-friendly way.