Alternatives and similar repositories for effects

Users that are interested in effects are comparing it to the libraries listed below

• ekmett / zippers
  Zippers based on lenses and traversals
  ☆40Updated last year
• dorchard / type-level-sets
  Type-level sets for Haskell (with value-level counterparts and various operations)
  ☆66Updated last year
• ekmett / profunctors
  Haskell 98 Profunctors
  ☆70Updated last month
• SamuelSchlesinger / gaia
  An experiment in functional interface design
  ☆24Updated 8 years ago
• aaronlevin / free-vl
  van Laarhoven Free Monad with Extensible Effects
  ☆23Updated 9 years ago
• Icelandjack / deriving-via
  Deriving via
  ☆33Updated 6 years ago
• phadej / kleene
  Kleene algebra, regular expressions
  ☆32Updated last year
• well-typed / generics-sop
  Generic Programming using True Sums of Products
  ☆162Updated this week
• turingjump / bookkeeper
  ☆54Updated 6 years ago
• UnkindPartition / monad-classes
  A more flexible mtl
  ☆63Updated 7 years ago
• vmchale / recursion_schemes
  Recursion schemes for Idris
  ☆65Updated 6 years ago
• isovector / type-errors
  tools for writing better type errors
  ☆73Updated last year
• mokus0 / monad-loops
  Some useful control operators for looping
  ☆47Updated 5 years ago
• rampion / kinder-functor
  An alternate definition of Haskell's Functor typeclass
  ☆42Updated 6 years ago
• llvm-hs / llvm-hs-typed
  Type Safe LLVM IR ( Experimental )
  ☆49Updated 7 years ago
• atzeus / CTRex
  Open records for Haskell
  ☆22Updated 7 years ago
• ezyang / ghc-shake
  ghc --make reimplemented with Shake
  ☆32Updated last year
• tweag / distributed-closure
  Serializable closures for distributed programming.
  ☆65Updated last year
• gelisam / category-syntax
  do-notation for Category and "Arrow without arr"
  ☆63Updated 8 years ago
• Gabriella439 / managed
  A monad for managed values
  ☆51Updated 2 years ago
• jaspervdj / psqueues
  Priority Search Queues in three different flavors for Haskell
  ☆66Updated this week
• Gabriella439 / Haskell-Total-Library
  Exhaustive pattern matching using lenses, traversals, and prisms
  ☆32Updated 2 years ago
• ekmett / distributive
  Dual Traversable
  ☆42Updated 2 years ago
• ekmett / kan-extensions
  Kan extensions, Kan lifts, the Yoneda lemma, and (co)monads generated by a functor
  ☆80Updated last month
• well-typed / ghc-events-analyze
  ☆68Updated 2 weeks ago
• gelisam / conway
  Demonstrating comonad transformers.
  ☆37Updated 8 years ago
• maoe / viewprof
  Text-based interactive GHC .prof viewer
  ☆48Updated 2 years ago
• ekmett / constraints
  Tools for programming with ConstraintKinds in GHC
  ☆72Updated 9 months ago
• nfrisby / coxswain
  A GHC type checker plugin for row types
  ☆39Updated 7 years ago
• patrickt / fastsum
  A fast open-union type, suitable for 100+ contained alternatives.
  ☆99Updated last year