parallel vs mtl

parallel

a library for parallel programming (by haskell)

Control

Source Code

hackage.haskell.org

Suggest alternative

Edit details

mtl

The Monad Transformer Library (by haskell)

Control Mtl Haskell monad-transformers Monad

Source Code

haskell.org

Suggest alternative

Edit details

Our great sponsors

WorkOS - The modern identity platform for B2B SaaS

InfluxDB - Power Real-Time Data Analytics at Scale

SaaSHub - Software Alternatives and Reviews

Our great sponsors

parallel		mtl
	Project
-	Mentions	10
91	Stars	356
-	Growth	1.1%
4.4	Activity	0.0
24 days ago	Latest Commit	9 days ago
Haskell	Language	Haskell
GNU General Public License v3.0 or later	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.

parallel

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

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

mtl

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.

Deprecating Safe Haskell, or heavily investing in it?
1 project | /r/haskell | 28 Dec 2022

The most recent real case I remember is https://github.com/haskell/mtl/issues/110, which could ended badly.
Type class subsets
1 project | /r/haskell | 16 Dec 2022

Splitting mtl classes into algebraic and non-algebraic components (url) Factor MonadReader into Ask (algebraic) and Local (non-algebraic) classes Factor MonadWriter into Tell (algebraic) and Listen/Pass (non-algebraic)
[ANN] mtl-2.3.1
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
Confusion about StateT
1 project | /r/haskell | 8 Aug 2022
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.

What are some alternatives?

When comparing parallel and mtl you can also consider the following projects:

weighted-search - A monad for weighted nondeterminism

motor - Type-safe effectful state machines in Haskell

ComonadSheet - A library for expressing "spreadsheet-like" computations with absolute and relative references, using fixed-points of n-dimensional comonads.

capability - Extensional capabilities and deriving combinators

lens-tutorial - The missing tutorial module for the lens library

eveff - Efficient Haskell effect handlers based on evidence translation.

effet - An effect system based on type classes, written in Haskell.

mtl-unleashed - MonadReader and MonadState without the functional dependencies

frpnow

control-monad-free - Free monads and monad transformers

record - Anonymous records

time-warp