locationtech/geomesa

GeoMesa is a suite of tools for working with big geo-spatial data in a distributed fashion.

locationtech/geotrellis

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

scalapb/scalapb

Protocol buffer compiler for Scala.

softwaremill/tapir

Declarative, type-safe web endpoints library

softwaremill/macwire

Lightweight and Nonintrusive Scala Dependency Injection Library

scalikejdbc/scalikejdbc

A tidy SQL-based DB access library for Scala developers. This library naturally wraps JDBC APIs and provides you easy-to-use APIs.

akka/alpakka-kafka

Alpakka Kafka connector - Alpakka is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Akka.

kamon-io/kamon

Distributed Tracing, Metrics and Context Propagation for applications running on the JVM

akka/akka-http

The Streaming-first HTTP server/module of Akka

lloydmeta/enumeratum

A type-safe, reflection-free, powerful enumeration implementation for Scala with exhaustive pattern match warnings and helpful integrations.

joernio/joern

Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc

paypal/squbs

Akka Streams & Akka HTTP for Large-Scale Production Deployments

scala/scala-async

An asynchronous programming facility for Scala

scalatest/scalatest

A testing tool for Scala and Java developers

lift/framework

Lift Framework

spinalhdl/spinalhdl

Scala based HDL

scala-steward-org/scala-steward

:robot: A bot that helps you keep your Scala projects up-to-date

scalameta/scalameta

Library to read, analyze, transform and generate Scala programs

scalalandio/chimney

Scala library for boilerplate-free, type-safe data transformations

outworkers/phantom

Schema safe, type-safe, reactive Scala driver for Cassandra/Datastax Enterprise