castle VS haddock

Compare castle vs haddock and see what are their differences.


A tool to manage shared cabal-install sandboxes. (by erochest)


Haskell Documentation Tool (by haskell)
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castle haddock
0 8
5 360
- 0.8%
0.0 1.9
over 3 years ago about 1 month ago
Haskell HTML
Apache License 2.0 BSD 3-clause "New" or "Revised" License
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.


Posts with mentions or reviews of castle. We have used some of these posts to build our list of alternatives and similar projects.

We haven't tracked posts mentioning castle yet.
Tracking mentions began in Dec 2020.


Posts with mentions or reviews of haddock. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-05-19.
  • HLS is out
    2 projects | /r/haskell | 19 May 2023
    Happily, at Well-Typed we've got a client funding improvements to Haddock performance, so this should get better in the future. The work isn't yet finished but there are some good improvements already:
  • Does anyone use the haddock "synopsis"?
    5 projects | /r/haskell | 22 Dec 2022
    The link in the synopsis not working is also fixed in Haddock but hasnt made it in to the version bundled by GHC yet:
    5 projects | /r/haskell | 22 Dec 2022
    The synopsis opening when searching has actually been fixed in for haddock, but don't think it has landed in hackage yet. I created to apply the fix via a chrome plugin until hackage gets updated.
    5 projects | /r/haskell | 22 Dec 2022
    /* ==UserStyle== @name Hackage Synopsis Search Hider @namespace @version 1 @description A userstyle that applies the fix in to @author ==/UserStyle== */ @-moz-document domain("") { #synopsis details:not([open]) > ul { visibility: hidden; } }
  • [HFTP] Maximally decoupling GHC and Haddock
    2 projects | /r/haskell | 12 Nov 2022
    This proposal is based on an idea by Haddock maintainers.
  • Monthly Hask Anything (June 2022)
    5 projects | /r/haskell | 3 Jun 2022
  • What is your opinion on haskell remaining as unpopular?
    5 projects | /r/haskell | 25 Jul 2021
    I've opened a feature request to add a visible search bar exposing the quick jump functionality in haddock.

What are some alternatives?

When comparing castle and haddock you can also consider the following projects:

stack - The Haskell Tool Stack

hoogle - Haskell API search engine

bisect-binary - Tool to determine relevant parts of binary data

ghcid - Very low feature GHCi based IDE

ihaskell - A Haskell kernel for the Jupyter project.

stgi - A user-centric visual STG implementation to help understand GHC/Haskell's execution model.

hpack - hpack: A modern format for Haskell packages

clone-all - clone all the github repositories of a particular user.

BigPixel - Pixel art for games

graphmod - A utility for displaying the module dependencies of Haskell programs.

gipeda - Git Performance Dashboard

inline-java - Haskell/Java interop via inline Java code in Haskell modules.