Haskell Weekly


Issue 335 2022-09-29

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Welcome to another issue of Haskell Weekly! Haskell is a safe, purely functional programming language with a fast, concurrent runtime. This is a weekly summary of what’s going on in its community.


  • 3 Ways To Reduce Sharing In Haskell by Yair Chuchem

    Haskell is prone to space leaks, but luckily there are several ways to work around them.

  • Easy incremental Haskell CI builds with GHC 9.4 by Harry Garrood

    I’m thrilled that the functionality finally made it into GHC 9.4, which means that getting incremental Haskell builds working in CI is easier than ever!

  • Haskell in Production: NoRedInk by Gints Dreimanis

    In this edition of our Haskell in Production series, we feature NoRedInk — an EdTech product that helps students become better writers through its online, adaptive writing curriculum.

  • Using GHCup! by Monday Morning Haskell

    But there’s another good program that can help with these needs! This program is called GHCup (“GHC up”).

  • Zurich hack 2022 Denotational Design by Jappie Klooster

    Naturally I chose to work on the most research-y project I could find. Sandy was happy to oblige with his denotational design project.


Trying to hire a Haskell developer? You should advertise with us!

In brief

  • Book of Monads by Alejandro Serrano Mena

    This book provides a journey from the very first concepts, to the myriad of monads available to programmers, down to the categorical foundations.

  • Haskell (almost) Standard Libraries by Alejandro Serrano Mena

    This book walks you through the main “standard” libraries in the ecosystem, with lots of examples to get you started.

Show & tell

  • AT by Mitchell Riley

    A Haskell rewrite of Kenzo, a collection of algorithms for ‘effective algebraic topology’.

Call for participation