haskellPackages

A library for writing extensible algebraic effects and handlers

Embeds effect systems and program logics into Haskell using graded monads and parameterised monads

Reducing the pain of transformer stacks with duplicated effects

An easy to use, performant extensible effects library

An easy to use, performant extensible effects library

A GHC plugin for improving disambiguation of effects

ST-style mutation for effectful

Template Haskell utilities for the effectful library

Template Haskell utilities for the effectful library

A monadic embedding of aspect oriented programming

A monadic embedding of aspect oriented programming, using "Monads, Zippers and Views" instead of m…

Computational Effects

Parser Effect for the Control

An Effect System based on Type Classes

A Typeable-free implementation of extensible effects

Simulation interpreter for FLINT policy descriptions

Programming language with non-linear pattern-matching against non-free data

Manipulating Egison patterns: abstract syntax, parser, and pretty-printer

Parser and pretty printer for Egison pattern expressions in Haskell source code

Parser and pretty printer for Egison pattern expressions to use with TH

A quasi quotes for using Egison expression in Haskell code

A tutorial program for the Egison programming language

Egyptian fractions in Haskell

Like eruby, ehaskell is embedded haskell

Minimalistic SMTP client for Haskell

Embedded haskell template using quasiquotes

EIBd Client

Eigen C++ library (linear algebra: matrices, sparse matrices, vectors, numerical solvers)

Spam

IO with Exceptions tracked on the type-level

Combinators for working with sums

Either or both

Functions involving lists of Either

The simplest ‘MonadFail’ instance

Either with a stricter Semigroup instance

Functions for probing and unwrapping values inside of Either

None

EitherT monad transformer

Binding to EJDB2 C library, an embedded JSON noSQL database

Remote monitoring of processes

Send ekg metrics to a Bosun instance

An EKG backend to send statistics to Carbon (part of Graphite monitoring tools)

An ekg backend for Amazon Cloudwatch

Tracking of system metrics

Tracking of system metrics

Push metrics to elastic

Push metrics to elasticsearch

An EKG backend to send statistics to influxdb

JSON encoding of ekg metrics

JSON encoding of ekg metrics

Push metrics to a log file

Easily expose your EKG metrics to Prometheus

Small framework to push metric deltas to a broadcast channel using the ekg-core library

Passes ekg statistics to rrdtool

Push metrics to statsd

Remote monitoring of processes

Serialization of Elasticsearch requests and responses

Find the elbow point

Electrs client library for Haskell

Easy to remember mnemonic for a high-entropy value

Make tree from a list

A minimalistic FRP library

Example applications for Elerea

Elerea FRP wrapper for SDL

Immediately lifts to a desired level

An Elf parser

Dependently typed elimination functions using singletons

Dependently typed elimination functions using singletons

Arrows with holes

Elliptic curve library

Carlson Elliptic Integrals and Incomplete Elliptic Integrals

The Elm language module

Derive Elm types and Json code from Haskell types, using aeson's options

Compile Elm code to JS within Haskell

Values to help with elm-package, elm-make, and elm-lang.org

Source files for the Elm runtime and standard libraries

A library to generate Elm types from Haskell source

Elm-export persistent entities

Tool for sharing and using Elm libraries

Combine Elm with Haskell for data based applications

Set up basic structure for an elm project

A build tool for Elm projects

Package manager for Elm libraries

Interactive development tool for Elm programs

A REPL for Elm

Server for developing Elm projects

Crossing the road between Haskell and Elm

Elm syntax and pretty-printing

Generate ELM code from a Wai websocket application

The Elm language Yesod compatibility module

Turn your Elm project into buildable Nix project

Generate Elm datatype definitions, encoders and decoders from Haskell datatypes

Generate ELM types/encoders/decoders from Haskell types

Elo Rating Library

Generate easy-to-remember, hard-to-guess passwords

A tiny language for understanding the lambda-calculus

Validate and (optionally) redo ELynx analyses

Simulate molecular sequences along trees

Import and export Nexus files

Handle molecular sequences