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Haskell programming language

@haskell.org
2.8K followers 150 following 1.2K posts

Committed to a welcoming, vibrant & flourishing #Haskell community! Here we talk about community updates, software engineering and the joy of programming. Find us on haskell.org and blog.haskell.org

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The Lobste.rs RSS feed @lobsters-feed.bsky.social · 29/09/2026
Optimising for fast builds with GHC lobste.rs/s/3ww0wy #video #haskell
youtube.com
Teo Camarasu - Optimising for fast builds with GHC
Profitez des vidéos et de la musique que vous aimez, mettez en ligne des contenus originaux, et partagez-les avec vos amis, vos proches et le monde entier.
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Haskell programming language @haskell.org · 29/09/2026
👀
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Haskell programming language @haskell.org · 28/09/2026
In case you missed it: "CloudMicroHaskell: Direct-Style Distributed Haskell with MicroHs" www.krook.dev/posts/cmh/po...
krook.dev
CloudMicroHaskell: Direct-Style Distributed Haskell with MicroHs
Learn how CloudMicroHaskell brings Cloud Haskell-style distributed programming to MicroHs through runtime graph serialization, remote spawning, servers, and supervisors.
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Haskell programming language @haskell.org · 28/09/2026
"Removing GHCJS from Cabal" on the Haskell forum discourse.haskell.org/t/removing-g... #Haskell #JavaScript
discourse.haskell.org
Removing GHCJS from Cabal
GHCJS was upstreamed and merged as the JavaScript backend to GHC in Dec 2022 and released with GHC 9.6. Cabal has a long deprecation process but with GHCJS already moved into GHC, it is Cabal that is...
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Haskell programming language @haskell.org · 28/09/2026
AmeriHac 2027 announcement haskell.foundation/news/2026-09... #Haskell
haskell.foundation
Save the date for AmeriHac 2027
The Haskell Foundation is happy to announce that it will again host AmeriHac in 2027, in collaboration with Jane Street.
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Haskell programming language @haskell.org · 27/09/2026
London #Haskell Meetup - October: luma.com/aslwdv0g
luma.com
London Haskell Meetup - October · Luma
Calling all Londoners (and people who can get to London)! On Thursday 15th of October, we will be running a pair of Haskell talks at the Artificial office. If…
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Haskell programming language @haskell.org · 26/09/2026
Just published on the #Haskell blog: A deep dive into "Differences between `foldl` and `foldr`" blog.haskell.org/foldl-and-fo... originally by Alexis King
blog.haskell.org
Differences between `foldl` and `foldr` | The Haskell Programming Language's blog
`foldl` and `foldr` can be confusing, so let's work out what's up
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Friday Night @fridayyakuza.bsky.social · 25/09/2026
Friday at last…
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Reposted by Haskell programming language
Manuel Chakravarty @tacticalgrace.justtesting.org · 25/09/2026
I will talk about the embedded Accelerate array language in Haskell, in two weeks at MuniHac: justtesting.org/a/3mwdfeghhx...
justtesting.org
Accelerate your numeric code in Haskell at MuniHac 2026
An embedded array language in Haskell for multicore CPU and GPU systems
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Reposted by Haskell programming language
The Lobste.rs RSS feed @lobsters-feed.bsky.social · 25/09/2026
Real-Time Telemetry with Eventlog Live lobste.rs/s/3bgvbn #release #haskell
well-typed.com
Real-Time Telemetry with Eventlog Live
Well-Typed are happy to announce Eventlog Live, a program that streams real-time telemetry from any Haskell application to any observability platform that supports the OpenTelemetry protocol.
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Haskell programming language @haskell.org · 25/09/2026
"Releasing crypton v2.0.0" by Kazu Yamamoto kazu-yamamoto.hatenablog.jp/entry/2026/0...
kazu-yamamoto.hatenablog.jp
Releasing crypton v2.0.0 - あどけない話
crypton is a cryptographic library widely used in the Haskell community. However, the library had several issues: It did not utilize hardware acceleration at all on ARM. Although it utilized hardware ...
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Reposted by Haskell programming language
Leanpub @leanpub.bsky.social · 22/09/2026
Retrocomputing with Clash: Haskell for FPGA Hardware Design by Gergő Érdi 📖 on Leanpub! Haskell for FPGA Hardware Design: Use abstractions like monads and lenses to implement 1970's retro-computing devices like arcade machines and home computers. … leanpub.com/retroclash
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Haskell programming language @haskell.org · 24/09/2026
🥸👍
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Reposted by Haskell programming language
Sisyphus, but for reducing tail latency @bluespacecanary.bsky.social · 24/09/2026
we don't talk enough about the total cultural victory of functional programming nerds honestly. big monad was really cooking with promises, even awful Enterprise Software SaaS sludgeware is monadic now
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TNG Technology Consulting GmbH @tngtech.com · 23/09/2026
Don't miss our yearly Haskell gathering from October 9th - 11th at TNG's headquarters. Feel free to register here for #Munihac 👉 munihac.de/2026.html
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Reposted by Haskell programming language
The Lobste.rs RSS feed @lobsters-feed.bsky.social · 23/09/2026
Parsing JSON Objects without intermediate ASTs lobste.rs/s/ehpn7n #haskell
arthi-chaud.github.io
Parsing JSON Objects without intermediate ASTs
The solution is undefined
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Reposted by Haskell programming language
Michael Chavinda @mschav.bsky.social · 22/09/2026
Haskell parquet features now tracked on the official parquet site: parquet.apache.org/docs/file-fo...
parquet.apache.org
Implementation status
This page summarizes the features supported by different Parquet implementations. Note: If you find out of date information, please help us improve the accuracy of this page by opening an issue or sub...
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Haskell programming language @haskell.org · 20/09/2026
eyoooooo
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austin 🇵🇸 @stdlib.bsky.social · 20/09/2026
Qualcomm released the compiler for their IDL used for "FastRPC", called QAIC, and it is written in Haskell? good to see some people still have taste! github.com/qualcomm/QAIC
github.com
GitHub - qualcomm/QAIC
Contribute to qualcomm/QAIC development by creating an account on GitHub.
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Haskell programming language @haskell.org · 18/09/2026
Well-Typed #Haskell ecosystem activities report: June–August 2026 www.well-typed.com/blog/2026/09...
well-typed.com
Haskell ecosystem activities report: June–August 2026
Read about the latest Haskell development and maintenance activity from Well-Typed in this report on work funded by Haskell Ecosystem Support Packages.
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Reposted by Haskell programming language
Monoid Mary @argumatronic.bsky.social · 17/09/2026
i don't think i have too many haskell people following me here anymore, but just in case:
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Reposted by Haskell programming language
Ben Orchard @raehik.bsky.social · 17/09/2026
Thanks Permutive for hosting the first iteration of the revived London Haskell meetups!! #londonhaskell
peepy with some fucked up fish man. sorry dudepeepy held aloft before the Permutive logo
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Reposted by Haskell programming language
The Lobste.rs RSS feed @lobsters-feed.bsky.social · 17/09/2026
Tilia—a new formatter for Haskell lobste.rs/s/jbxpqz #haskell
markkarpov.com
Tilia—a new formatter for Haskell
Announcing Tilia—a new formatter for Haskell source code.
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Reposted by Haskell programming language
Haskell Interlude @haskellinterlude.bsky.social · 29/06/2026
In today’s episode of the Haskell Interlude, we are joined by Sylvain Henry, one of the all-time top contributors to GHC. He tells us about his work on GHC, the bignum library, modularization, and the secret to becoming a top contributor! haskell.foundation/podcast/84/
haskell.foundation
Sylvain Henry
In this episode of the Haskell Interlude, we are joined by Sylvain Henry, one of the all-time top contributors to GHC. He tells us about his work on GHC, the bignum library, modularization, and the se...
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Reposted by Haskell programming language
Haskell Interlude @haskellinterlude.bsky.social · 26/08/2026
In today’s episode, we’re joined by Brent Yorgey, Associate Professor of CS at Hendrix College and the creator of the Diagrams vector graphics library and Swarm, a 2D programming and resource gathering game. We talk about teaching, DSLs, and competitive coding. haskell.foundation/podcast/85/
haskell.foundation
Brent Yorgey
In today's episode, we're joined by Brent Yorgey, Associate Professor of Computer Science at Hendrix College and the creator, among other things, of the Diagrams vector graphics library and Swarm, a 2...
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Reposted by Haskell programming language
Haskell Interlude @haskellinterlude.bsky.social · 15/09/2026
We're joined by Michael Hanus, a professor at CAU and creator of Curry, a functional-logic language that resembles Haskell. We talked about what functional logic programming is, how it improves over plain FP, and the challenges of semantics and implementation. haskell.foundation/podcast/86/
haskell.foundation
Michael Hanus
In this episode, we sat down with Michael Hanus. Michael is a professor at the University of Kiel and is one of the founders of functional logic programming, the combination of logic and functional pr...
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Reposted by Haskell programming language
MLabs @mlabs-consulting.bsky.social · 14/09/2026
We're a software consultancy. We maintain the security infrastructure your team owns but nobody owns: PKI and certificate lifecycle, managed Keycloak, Vault, OpenBao. We write and verify codebases in Haskell, Rust, TypeScript. We write and audit smart contracts.
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Adam Chalmers @adamchalmers.com · 09/09/2026
hindley milner hype system
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Haskell programming language @haskell.org · 07/09/2026
Software Transactional 'Mones
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France traversée @clementd.wtf · 06/09/2026
Good news everyone! (I guess) I'll be in Paris for the next Haskell meetup, and organizers have been foolish enough to let me talk about traverse discourse.haskell.org/t/haskell-pa...
discourse.haskell.org
Haskell Paris Meetup announcements
The Paris Haskell meetup is back for Spring, in partnership with HackENS, ENS Ulm’s hackerspace. This will be the occasion to see each other, talk about the new things happening in the ecosystem, and...
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Reposted by Haskell programming language
Daniel Knobloch @dankbreadmpls.com · 06/09/2026
"Upon reflection, I've come to believe that quality software is not about how many features something has or how quickly it is built but rather how cared for it is by the designers, developers, and product people who work on it" 🎯
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Reposted by Haskell programming language
Functional Programming India @fpindia.bsky.social · 05/09/2026
Informal #FPIndia gathering next Sunday in #Bangalore. This is *very* limited space, and informal, so we don't have a predefined agenda. Come hang out, eat, drink, and have some chill conversations with fellow #FunctionalProgramming enthusiasts! luma.com/xpbc4v4q #Haskell #PureScript #Rust #Elixir
luma.com
Informal FPIndia Gathering · Luma
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Reposted by Haskell programming language
Manuel Chakravarty @tacticalgrace.justtesting.org · 05/09/2026
That is a very welcome improvement!
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Haskell programming language @haskell.org · 04/09/2026
"Whole project loading for Haskell IDE tooling" www.well-typed.com/blog/2026/09... #Haskell
well-typed.com
Whole project loading for Haskell IDE tooling
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Haskell programming language @haskell.org · 03/09/2026
New Paris Haskell meetup on the 17th of September! Register at www.meetup.com/haskell-pari...
meetup.com
Haskell Paris September Meetup, Thu, Sep 17, 2026, 7:00 PM | Meetup
(English 🇮🇪 below) Le meetup Haskell parisien de septembre arrive ! Cela sera l'occasion de se revoir, parler des nouveautés de l'écosystème, et de passer du bon temps.
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Reposted by Haskell programming language
gabby @fullmoon.id · 02/09/2026
New blog post: "Dependent if expressions without dependent types" This trick lets you write code like: example bool = if bool then 5 else "hi!" … with only one language extension: RebindableSyntax haskellforall.com/2026/09/depe...
haskellforall.com
Dependent if expressions without dependent types
Folklore trick for dollar-store dependent types
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Reposted by Haskell programming language
gabby @fullmoon.id · 02/09/2026
my partner found this old post of mine on desugaring Haskell code useful so I'm resharing it here: haskellforall.com/2014/10/how-...
haskellforall.com
How to desugar Haskell code
An overview of Haskell's syntax sugar
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Haskell programming language @haskell.org · 01/09/2026
New pinned post lmao
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Reposted by Haskell programming language
Adolfo Neto @adolfoneto.elixiremfoco.com · 01/09/2026
Alguém que me segue aqui gosta muito e/ou trabalha com @haskell.org e quer ministrar uma palestra na minha disciplina?
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Haskell programming language @haskell.org · 01/09/2026
These shitposts are human-made, no generative AI is involved in plumbing the depths of madness to find the gems that we post here.
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Haskell programming language @haskell.org · 01/09/2026
They're transing the devs with new paradigms, call that Haskell Replacement Therapy bsky.app/profile/fast...
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Haskell programming language @haskell.org · 01/09/2026
Miso: The React framework for #Haskell. Web, mobile, desktop. haskell-miso.org
haskell-miso.org
The React framework for Haskell
miso is a small, fast and composable Haskell library for building web and native user interfaces. Compiles to WebAssembly or JavaScript.
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Haskell programming language @haskell.org · 31/08/2026
Congratulations Niko! 🥸👍
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Reposted by Haskell programming language
Leanpub @leanpub.bsky.social · 31/08/2026
Production Haskell: Succeeding in Industry with Haskell by Matt Parsons 📖 on Leanpub! Are you excited about Haskell, but don't know where to begin? Link: leanpub.com/production-h... #books #ebooks #leanpublishing
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Reposted by Haskell programming language
Junrui Liu @junrui-liu.bsky.social · 29/08/2026
Watching this and nodding along to so many things (as I'm procrastinating on prepping for my next lecture on design recipes in Racket)
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Reposted by Haskell programming language
skyking @jkachmar.com · 29/08/2026
ANN a pre-release of my (un)official Sentry SDK for Haskell. this has been something i’ve been working on /very/ inconsistently since late last year and i’m happy to say it’s finally in good enough shape to share publicly.
github.com
GitHub - mercury/sentry-haskell: The (un)official Sentry SDK for Haskell
The (un)official Sentry SDK for Haskell. Contribute to mercury/sentry-haskell development by creating an account on GitHub.
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Reposted by Haskell programming language
Mike Sperber @sperbsen.bsky.social · 28/08/2026
The @zurihac.bsky.social folks have also put up my talk on teaching programming (Haskell edition), and it's got over 8000 views already. www.youtube.com/watch?v=iV9U...
youtube.com
Why We’re Teaching Programming Wrong: A Haskell Perspective | Michael Sperber | ZuriHac 2026
YouTube video by OST – Ostschweizer Fachhochschule
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Haskell programming language @haskell.org · 28/08/2026
Hi to all our new followers! You can get started with this wiki page on how to write a Haskell program: wiki.haskell.org/index.php?ti... #Haskell
wiki.haskell.org
How to write a Haskell program - HaskellWiki
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Reposted by Haskell programming language
France traversée @clementd.wtf · 27/08/2026
J'ai parlé de mon expérience avec rust et Haskell en prod. La conclusion va vous étonner youtu.be/QJrIcjItuyM
youtu.be
Bon c'est bien joli vos technos de hipster, mais moi je fais de la prod - Clément Delafargue
YouTube video by Fork it! Community
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Reposted by Haskell programming language
Manuel Chakravarty @tacticalgrace.justtesting.org · 27/08/2026
Keen on some Haskell in October? I’ll be at MuniHac (9-11 October), giving a keynote on 9 October about the Accelerate EDSL for numeric computing: munihac.de/2026.html#Ma...
MuniHac’26
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