Top 23 Scala cats-effect Projects

cats-effect

• Add a project

1. Monix

   1 7 1,935 1.9 Scala

   Asynchronous, Reactive Programming for Scala and Scala.js.

   

2. CodeRabbit

   coderabbit.ai featured

   CodeRabbit: AI Code Reviews for Developers. Revolutionize your code reviews with AI. CodeRabbit offers PR summaries, code walkthroughs, 1-click suggestions, and AST-based analysis. Boost productivity and code quality across all major languages with each PR.

   

3. skunk

   2 4 1,604 8.8 Scala

   A data access library for Scala + Postgres.

   

4. trading

   3 14 632 5.9 Scala

   💱 Trading application written in Scala 3 that showcases an Event-Driven Architecture (EDA) and Functional Programming (FP)

   

5. DIStage

   4 2 618 9.3 Scala

   Productivity-oriented collection of lightweight fancy stuff for Scala toolchain

   

6. pfps-shopping-cart

   5 35 536 0.0 Scala

   :shopping_cart: The Shopping Cart application developed in the book "Practical FP in Scala: A hands-on approach"

   

7. kmq

   6 1 334 2.4 Scala

   Kafka-based message queue

   

8. natchez

   7 2 331 8.9 Scala

   functional tracing for cats

   

9. SaaSHub

   www.saashub.com featured

   SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

   

10. Stryker4s

    8 1 201 9.2 Scala

    Mutation testing for Scala

    

11. pfps-examples

    9 1 198 0.0 Scala

    :izakaya_lantern: Standalone examples shown in the book "Practical FP in Scala: A hands-on approach"

12. cats-effect-testing

    10 1 189 7.6 Scala

    Integration between cats-effect and test frameworks

    

13. calico

    11 0 122 8.1 Scala

    Calico is a UI library for the Typelevel.js ecosystem. It leverages the abstractions provided by Cats Effect and FS2 to provide a fluent DSL for building web applications that are composable, reactive, and safe. If you enjoy working with Cats Effect and FS2 then I hope that you will like Calico as well. (by armanbilge)

    

14. mongo4cats

    12 1 113 8.6 Scala

    MongoDB Java client wrapper for Cats Effect & FS2 and ZIO

    

15. fs2-es

    13 1 80 0.0 Scala

    Event sourcing utilities for FS2

    

16. sttp-oauth2

    14 1 76 7.6 Scala

    OAuth2 client library implemented in Scala using sttp

    

17. graalnative4s

    15 1 69 9.0 Scala

    Employ Scala for serverless applications

    

18. fly4s

    16 1 66 7.9 Scala

    A lightweight, simple and functional wrapper of Flyway using cats effect.

    

19. scache

    17 1 58 5.7 Scala

    Cache in Scala with cats-effect

    

20. pencil

    18 1 46 5.3 Scala

    Simple smtp client (by minosiants)

    

21. lila-fishnet

    19 1 41 9.0 Scala

    Proxy between lila and fishnet move clients

    

22. virgil

    20 0 39 8.6 Scala

    A purely functional Cassandra client built on top of the Datastax Java Driver supporting a variety of effect systems like ZIO & Cats-Effect supporting both Scala 2 & 3 (by kaizen-solutions)

    

23. batcher

    21 1 18 9.4 Scala

    Batch similar requests together transparently

    

24. neutron

    22 1 16 4.4 Scala

    :stars: Purely functional Apache Pulsar client for Scala built on top of Fs2 (by profunktor)

    

25. tiny-aria2

    23 1 16 7.0 Scala

    tiny-aria2 is a small and UI for aria2.

    

26. SaaSHub

    www.saashub.com featured

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    

Scala cats-effect related posts

• Scala real world projects

  4 projects | /r/scala | 3 Jul 2023

• Udemy vs Rock the JVM for Cats, Cats Effect, and FS2

  2 projects | /r/scala | 20 Mar 2023

• Any recommended design pattern resources?

  1 project | /r/scala | 27 Feb 2023

• Argument against mutation in functional programming.

  1 project | /r/scala | 11 Nov 2022

• Need help to understand fs2 library

  1 project | /r/scala | 21 Oct 2022

• typelevel

  2 projects | /r/scala | 10 Sep 2022

• Confusion about Tagless Final

  3 projects | /r/scala | 31 Aug 2022
• A note from our sponsor - SaaSHub
  www.saashub.com | 22 Mar 2025

  SaaSHub helps you find the best software and product alternatives Learn more →

Index

Sponsored

CodeRabbit: AI Code Reviews for Developers

Revolutionize your code reviews with AI. CodeRabbit offers PR summaries, code walkthroughs, 1-click suggestions, and AST-based analysis. Boost productivity and code quality across all major languages with each PR.

coderabbit.ai

Do not miss the trending Scala projects with our weekly report!