twitter/finagle   24.2.0

A fault tolerant, protocol-agnostic RPC system

wvlet/airframe   2025.1.15

Essential Building Blocks for Scala

7mind/izumi   1.4.4

Productivity-oriented collection of lightweight fancy stuff for Scala toolchain

frees-io/freestyle   0.8.2

A cohesive & pragmatic framework of FP centric Scala libraries

udashframework/udash-core   0.7.2

Scala framework for building beautiful and maintainable web applications.

endpoints4s/endpoints4s   1.12.1

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

higherkindness/mu-scala   0.34.0

Mu is a purely functional library for building RPC endpoint based services with support for RPC and HTTP/2

akka/akka-grpc   2.3.4

A platform to build and run apps that are elastic, agile, and resilient. SDK, libraries, and hosted environments.

neoremind/kraps-rpc   1.0.0

A RPC framework leveraging Spark RPC module

avsystem/scala-commons   1.24.3

AVSystem commons library for Scala

buildo/wiro   0.8.1

Wiro is a lightweight Scala library for writing HTTP routes

shogowada/scala-json-rpc   0.9.3

Let your servers and clients communicate over function calls! JSON-RPC 2.0 library for Scala and Scala.js

apache/pekko-grpc   1.1.1

Apache Pekko gRPC

tokenanalyst/blockchain-rpc   2.5.2

JSON RPC client for Bitcoin, Ethereum and Omni

automorph-org/automorph   0.2.7

RPC client and server library for Scala

dapeng-soa/dapeng-soa   2.2.1

A lightweight, high performance micro-service framework

lhns/remote-io   0.0.1

Scala RPCs based on effect types

caspercommunityio/casper-scala-sdk   1.2.3

SDK in Scala to communicate with the Casper's Blockchain

zalando-stups/java-sproc-wrapper   3.0.0

Java Stored Procedure Wrapper: Calling PostgreSQL stored procedures from Java

wvlet/sbt-airframe   21.9.0

A sbt plugin for generating Airframe RPC clients and OpenAPI spec