time-warp VS mtl

Compare time-warp vs mtl and see what are their differences.


By serokell


The Monad Transformer Library (by haskell)
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time-warp mtl
0 10
18 352
- 0.3%
0.0 0.0
- 11 days ago
Haskell Haskell
MIT 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.


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

We haven't tracked posts mentioning time-warp yet.
Tracking mentions began in Dec 2020.


Posts with mentions or reviews of mtl. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-10-31.
  • [ANN] mtl-2.3.1
    2 projects | /r/haskell | 31 Oct 2022
    If you wish to migrate to mtl-2.3.x and have not yet done so, please refer the migration guide in the repo: https://github.com/haskell/mtl/blob/master/docs/Mtl-2.3.x-Migration.md
    2 projects | /r/haskell | 31 Oct 2022
  • [ANN] mtl-2.3.1-rc1
    2 projects | /r/haskell | 29 Aug 2022
    It was the example from the ticket which works fine because there is no restriction that the argument to ContT r is a Monad
    2 projects | /r/haskell | 29 Aug 2022
    mtl-2.3.1-rc1 (https://github.com/haskell/mtl/releases/tag/v2.3.1-rc1) is up on Github. We'll give this a 2 week window for issues relating to the changelog, and then do a release. Please review and upgrade if you're interested. Backported is also a migration doc for people interested in migrating to mtl-2.3. You can find it in the repo.
  • Draft mtl-2.3 migration guide
    3 projects | /r/haskell | 5 Jul 2022
    I don't think so, but here is a list of upcoming changes in mtl-3.0.
    3 projects | /r/haskell | 5 Jul 2022
    The guide is part of PR 128: mtl-2.3.1 release prep
    3 projects | /r/haskell | 5 Jul 2022

What are some alternatives?

When comparing time-warp and mtl you can also consider the following projects:

errors - Type-safe error handling

distributed-process-platform - DEPRECATED (Cloud Haskell Platform) in favor of distributed-process-extras, distributed-process-async, distributed-process-client-server, distributed-process-registry, distributed-process-supervisor, distributed-process-task and distributed-process-execution

parallel - a library for parallel programming

motor - Type-safe effectful state machines in Haskell

capability - Extensional capabilities and deriving combinators

rio-orphans - A standard library for Haskell

eveff - Efficient Haskell effect handlers based on evidence translation.

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

mtl-unleashed - MonadReader and MonadState without the functional dependencies

distributed-closure - Serializable closures for distributed programming.

cond - Basic conditional operators with monadic variants.

control-monad-free - Free monads and monad transformers