twitter/finagle   24.2.0

A fault tolerant, protocol-agnostic RPC system

microsoft/synapseml   1.0.10

Simple and Distributed Machine Learning

http4s/http4s   0.23.30

A minimal, idiomatic Scala interface for HTTP

twitter/finatra   21.2.0

Fast, testable, Scala services built on TwitterServer and Finagle

philippus/elastic4s   8.17.1

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

finagle/finch   0.34.1

Scala combinator library for building Finagle HTTP services

softwaremill/sttp   3.10.3

The Scala HTTP client you always wanted!

softwaremill/tapir   1.11.21

Rapid development of self-documenting APIs

akka/akka-http   10.5.3

The Streaming-first HTTP server/module of Akka

scalaj/scalaj-http   2.4.2

Simple scala wrapper for HttpURLConnection. OAuth included.

zio/zio-http   3.2.0

A next-generation Scala framework for building scalable, correct, and efficient HTTP clients and servers

com-lihaoyi/cask   0.10.2

Cask: a Scala HTTP micro-framework. Cask makes it easy to set up a website, backend server, or REST API using Scala

endpoints4s/endpoints4s   1.12.1

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

disneystreaming/smithy4s   0.17.19

https://disneystreaming.github.io/smithy4s/

agourlay/cornichon   0.15.3

Testing tool in Scala for HTTP JSON API

maif/otoroshi   17.0.0

Lightweight api management on top of a modern http reverse proxy

clickhouse/spark-clickhouse-connector   0.8.1

Spark ClickHouse Connector build on DataSourceV2 API

pepegar/hammock   0.11.3

Purely functional HTTP client

apache/pekko-http   1.1.0

The Streaming-first HTTP server/module of Apache Pekko

lolgab/snunit   0.9.0

Scala Native HTTP server based on NGINX Unit