assert alternatives and similar packages

Based on the "Control" category.
Alternatively, view assert alternatives based on common mentions on social networks and blogs.

rio-orphans

9.9 3.6 assert VS rio-orphans

A standard library for Haskell
pipes

9.8 2.0 assert VS pipes

Compositional pipelines

Static code analysis for 29 languages.

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machines

9.8 4.2 assert VS machines

Networks of composable stream transducers
transient

9.8 0.0 assert VS transient

A full stack, reactive architecture for general purpose programming. Algebraic and monadically composable primitives for concurrency, parallelism, event handling, transactions, multithreading, Web, and distributed computing with complete de-inversion of control (No callbacks, no blocking, pure state)
mtl

9.8 5.7 assert VS mtl

The Monad Transformer Library
funflow

9.8 0.0 assert VS funflow

Functional workflows
fused-effects

9.8 7.0 assert VS fused-effects

A fast, flexible, fused effect system for Haskell
apecs

9.7 0.0 assert VS apecs

a fast, extensible, type driven Haskell ECS framework for games
recursion-schemes

9.7 0.0 assert VS recursion-schemes

Generalized bananas, lenses and barbed wire
capability

9.7 3.4 assert VS capability

Extensional capabilities and deriving combinators
distributed-closure

9.6 0.0 assert VS distributed-closure

Serializable closures for distributed programming.
freer-simple

9.6 0.0 assert VS freer-simple

A friendly effect system for Haskell
free

9.6 4.3 assert VS free

free monads
record

9.6 0.0 assert VS record

Anonymous records
foldl

9.6 0.0 assert VS foldl

Composable, streaming, and efficient left folds
selective

9.5 1.6 assert VS selective

Selective Applicative Functors: Declare Your Effects Statically, Select Which to Execute Dynamically
classy-prelude-yesod

9.5 0.0 assert VS classy-prelude-yesod

Type classes for mapping, folding, and traversing monomorphic containers
extensible-effects

9.5 0.0 assert VS extensible-effects

Extensible Effects: An Alternative to Monad Transformers
auto

9.5 0.0 assert VS auto

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

9.5 0.0 assert VS classy-prelude

Type classes for mapping, folding, and traversing monomorphic containers
unliftio

9.5 3.0 assert VS unliftio

The MonadUnliftIO typeclass for unlifting monads to IO
safe-exceptions

9.5 0.0 assert VS safe-exceptions

Safe, consistent, and easy exception handling
ComonadSheet

9.4 0.0 assert VS ComonadSheet

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

9.4 1.0 assert VS these

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

9.4 0.0 assert VS hask

Category theory for Haskell with a lens flavor (you need GHC 7.8.3, not 7.8.2 to build this!)
abstract-par

9.4 1.0 assert VS abstract-par

Type classes generalizing the functionality of the 'monad-par' library.
retry

9.4 0.0 assert VS retry

Retry combinators for monadic actions that may fail
parallel

9.3 2.0 assert VS parallel

a library for parallel programming
frpnow

9.3 0.0 assert VS frpnow

Principled practical FRP
transient-universe

9.3 0.0 assert VS 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
cloud-haskell

9.2 0.0 assert VS cloud-haskell

This is an umbrella development repository for Cloud Haskell
deepseq

9.2 4.2 assert VS deepseq

Deep evaluation of data structures
distributed-process-platform

9.2 0.0 assert VS 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
distributed-fork

9.2 0.0 assert VS distributed-fork

A distributed data processing framework in Haskell.
ifcxt

9.1 0.0 assert VS ifcxt

constraint level if statements
tardis

9.1 0.0 assert VS tardis

Bidirectional state monad transformer
monad-validate

9.1 0.0 assert VS monad-validate

(NOTE: REPOSITORY MOVED TO NEW OWNER: https://github.com/lexi-lambda/monad-validate) A Haskell monad transformer library for data validation
either

9.1 0.0 assert VS either

the EitherT monad transformer
contravariant

9.1 1.6 assert VS contravariant

Haskell 98 contravariant functors
monad-control

9.1 0.0 assert VS monad-control

Lift control operations, like exception catching, through monad transformers
ixmonad

9.0 0.0 assert VS ixmonad

Provides 'graded monads' and 'parameterised monads' to Haskell, enabling fine-grained reasoning about effects.
errors

9.0 0.0 assert VS errors

Type-safe error handling
monad-time

9.0 0.0 assert VS monad-time

Type class for monads which carry the notion of the current time.
effect-monad

9.0 0.0 assert VS effect-monad

Provides 'graded monads' and 'parameterised monads' to Haskell, enabling fine-grained reasoning about effects.
freer-effects

9.0 0.0 assert VS freer-effects

An implementation of "Freer Monads, More Extensible Effects".
operational

9.0 0.0 assert VS operational

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

8.9 2.9 assert VS objective

Purely functional objects
motor

8.9 0.0 assert VS motor

Type-safe effectful state machines in Haskell
exceptions

8.9 0.0 assert VS exceptions

mtl friendly exceptions
mmorph

8.9 0.0 assert VS mmorph

Monad morphisms