Haskell Planetarium
Link aggregator of discussions about the
Haskell
programming language
Discourse
Seeking feedback: Surveying GHC contributor on-boarding experience
4 answers
Thu 2026/01/15
Announcing sparse-set v0.4.0: Efficient sparse set data structures for Haskell
6 answers
Thu 2026/01/15
[ANN] Hyperbole 0.6 - ViewState, server push, concurrency controls, fancy docs
Thu 2026/01/15
Issue 507 :: Haskell Weekly newsletter
Thu 2026/01/15
No way to do ImplicitParams + Function definition syntax
3 answers
Thu 2026/01/15
Some Haskell idioms we like
1 answer
Wed 2026/01/14
Hlint incorrectly flags patern matches as non exhaustive when using PatternSynonyms
4 answers
Wed 2026/01/14
Mquickjs-hs - Haskell wrapper for the Micro QuickJS JavaScript Engine
Wed 2026/01/14
New method for reporting TypeErrors on stuck type families
1 answer
Wed 2026/01/14
State of DataHaskell Q1 2026
Tue 2026/01/13
Reddit
[ANN] Hyperbole 0.6 - ViewState, server push, concurrency controls, fancy docs
1 comment
Thu 2026/01/15
stack: Compile time constants from YAML?
1 comment
Thu 2026/01/15
Agent framework in haskell
1 comment
Thu 2026/01/15
Some Haskell idioms we like
12 comments
Wed 2026/01/14
mquickjs-hs - Haskell wrapper for the Micro QuickJS JavaScript Engine
1 comment
Wed 2026/01/14
How do i handle this exception
7 comments
Wed 2026/01/14
Isn't functional programming something?
12 comments
Wed 2026/01/14
Vienna Haskell Meetup on the 12th of February 2026
2 comments
Wed 2026/01/14
Is there any Haskell job board?
10 comments
Tue 2026/01/13
Best data structure for getting subsequence of sequence ...
9 comments
Tue 2026/01/13
Planet Haskell
Tweag I/O: Streamlining CodeQL Analysis with CodeQL Wrapper
Thu 2026/01/15
Gabriella Gonzalez: Chat is the least interesting interface to LLMs
Wed 2026/01/14
Haskell Interlude: 75: Kathrin Stark
Sun 2026/01/11
Gabriella Gonzalez: Prompting 101: Show, don’t tell
Fri 2026/01/09
Brent Yorgey: Disco Live!
Fri 2026/01/09
Well-Typed.Com: The Haskell Debugger for GHC 9.14
Thu 2026/01/08
Well-Typed.Com: The Haskell Debugger for GHC 9.14
Thu 2026/01/08
Tweag I/O: The quest for grammar combinators: introducing the Pup library
Thu 2026/01/08
Magnus Therning: Validation of data in a servant server
Sun 2026/01/04
Joachim Breitner: Seemingly impossible programs in Lean
Fri 2026/01/02
The Haskell Café mailing list
Takeover of AvlTree and COrdering
Fri 2025/08/22
GHC 9.10.3-rc4 is now available
Mon 2025/08/18
GHC 9.10.3-rc3 is now available
1 reply
Fri 2025/08/08
TargirDotCom
Thu 2025/08/07
شهادة الأبوة في المغرب
Thu 2025/08/07
Correct parsers for bounded integral values
24 replies
Thu 2025/08/07
GHC 9.10.3-rc2 is now available
Wed 2025/08/06
POPL 2026 Call For Tutorials
Wed 2025/08/06
ICFP 2025 (Co-Located with SPLASH!): Call for Participation
Sun 2025/08/03
-i in OPTIONS_GHC
4 replies
Wed 2025/07/30
Stack Overflow
Obtaining mutable arrays from immutable
1 answer
Wed 2026/01/07
Is there a better way to get the length of runs in a list in haskell?
5 answers
Mon 2025/12/29
HLS running from terminal and getting cabal error on fresh new project
1 answer
Mon 2025/12/15
Stack for Haskell unable to remove files?
Sat 2025/12/13
What is the rank of these 3 functions? And, most importantly, why?
1 answer
Fri 2025/12/12
Terminology for a value that has a particular type in Haskell
11 answers
Wed 2025/12/10
How to refer to heterogeneous list of any size?
2 answers
Tue 2025/12/09
How to get a type of parameter from parametrized type?
2 answers
Mon 2025/12/08
Why is this instance overlapping/how to make interacting type classes work together?
2 answers
Sun 2025/12/07
How can I map on a list that returns a tuple?
1 answer
Sun 2025/12/07
Code Review Stack Exchange
Augment vi editing mode in haskeline by implementing the ; and , commands
Wed 2025/09/03
How to implement an AVL tree efficient enough in Haskell?
1 answer
Tue 2025/04/01
Pattern Finding In Lists of Strings (2d Char Array), Advent of Code Day 04 Solution
2 answers
Fri 2024/12/20
Value-level proofs of type-level membership and subset relations in Haskell
Fri 2024/12/06
HackerRank, Haskell simple "compression" algorithm
3 answers
Sun 2024/08/18
Scraping the calendar of some public libraries from their websites
1 answer
Sat 2024/08/03
Haskell 2-player TicTacToe terminal game
1 answer
Fri 2024/06/07
Parse 2D Cartesian coordinates and output their Polar form
1 answer
Mon 2024/05/13
Last Stone Weight Problem in Haskell Using `fold`
Fri 2024/03/29
Last Stone Weight Problem in Haskell using list `insert`
1 answer
Tue 2024/03/19
Haskell Weekly
Issue 507 - 2026-01-15
Thu 2026/01/15
Issue 506 - 2026-01-08
Thu 2026/01/08
Issue 505 - 2026-01-01
Thu 2026/01/01
Issue 504 - 2025-12-25
Thu 2025/12/25
Issue 503 - 2025-12-18
Thu 2025/12/18
Issue 502 - 2025-12-11
Thu 2025/12/11
Issue 501 - 2025-12-04
Thu 2025/12/04
Issue 500 - 2025-11-27
Thu 2025/11/27
Issue 499 - 2025-11-20
Thu 2025/11/20
Issue 498 - 2025-11-13
Thu 2025/11/13
