capability vs ifcxt

capability

Extensional capabilities and deriving combinators (by tweag)

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ifcxt

constraint level if statements (by mikeizbicki)

Control

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capability		ifcxt
	Project
1	Mentions	4
213	Stars	110
0.5%	Growth	-
2.7	Activity	0.0
3 months ago	Latest Commit	over 6 years ago
Haskell	Language	Haskell
BSD 3-clause "New" or "Revised" License	License	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.

capability

Posts with mentions or reviews of capability. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2021-10-02.

Haskell doesn't make sense without pure functions
4 projects | /r/haskell | 2 Oct 2021

ifcxt

Posts with mentions or reviews of ifcxt. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-08-02.

Monthly Hask Anything (August 2022)
5 projects | /r/haskell | 2 Aug 2022

Even the IfCtx "tricks" and stuff like /u/Noughtmare's post don't resolve the constraints at runtime. The constraints are still resolved statically, you just carry around a (constant) token that indicates how compile-time resolution went.
Different `Num` instances based on availability of another instance.
2 projects | /r/haskell | 29 Jul 2022
How do I define this super-unsafe type class (not internally consistent at all 😱)
3 projects | /r/haskell | 15 Feb 2022

Perhaps https://github.com/mikeizbicki/ifcxt will help.

3 projects | /r/haskell | 15 Feb 2022

What are some alternatives?

When comparing capability and ifcxt you can also consider the following projects:

mtl - The Monad Transformer Library

assert-failure - syntactic sugar that improves the usability of 'assert' and 'error' in Haskell

hpc-coveralls - coveralls.io support for haskell code coverage with hpc

auto - Haskell DSL and platform providing denotational, compositional api for discrete-step, locally stateful, interactive programs, games & automations. http://hackage.haskell.org/package/auto

operational - Implement monads by specifying instructions and their desired operational semantics.

machines - Networks of composable stream transducers

stack-hpc-coveralls - Coveralls support for Stack projects

transient-universe - A Cloud monad based on transient for the creation of Web and reactive distributed applications that are fully composable, where Web browsers are first class nodes in the cloud

safe-exceptions - Safe, consistent, and easy exception handling

rio-orphans - A standard library for Haskell

ChannelT - Generalized stream processors

these - An either-or-both data type, with corresponding hybrid error/writer monad transformer.