twitter/finagle

A fault tolerant, protocol-agnostic RPC system

microsoft/synapseml

Simple and Distributed Machine Learning

http4s/http4s

A minimal, idiomatic Scala interface for HTTP

twitter/finatra

Fast, testable, Scala services built on TwitterServer and Finagle

sksamuel/elastic4s

Elasticsearch Scala Client - Reactive, Non Blocking, Type Safe, HTTP Client

finagle/finch

Scala combinator library for building Finagle HTTP services

softwaremill/sttp

The Scala HTTP client you always wanted!

akka/akka-http

The Streaming-first HTTP server/module of Akka

softwaremill/tapir

Declarative, type-safe web endpoints library

scalaj/scalaj-http

Simple scala wrapper for HttpURLConnection. OAuth included.

zio/zio-http

A scala library to write Http apps.

com-lihaoyi/cask

Cask: a Scala HTTP micro-framework

endpoints4s/endpoints4s

Describe HTTP endpoints in Scala and derive clients, servers, and documentation

agourlay/cornichon

Scala DSL for testing HTTP JSON API

pepegar/hammock

Purely functional HTTP client

maif/otoroshi

Lightweight api management on top of a modern http reverse proxy

criteo/lolhttp

An HTTP Server and Client library for Scala.

daviddenton/fintrospect

Implement fast, type-safe HTTP webservices for Finagle

housepower/spark-clickhouse-connector

Spark ClickHouse Connector build on DataSourceV2 API

rustedbones/akka-http-metrics

Easily collect and expose metrics in your akka-http server