has alternatives and similar packages

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proto-lens

9.8 5.2 has VS proto-lens

API for protocol buffers using modern Haskell language and library patterns.
microlens

9.7 3.9 has VS microlens

A lightweight (but compatible with ‘lens’) lenses library

Static code analysis for 29 languages.

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msgpack

9.6 0.0 has VS msgpack

Haskell implementation of MessagePack / msgpack.org[Haskell]
store

9.3 4.8 has VS store

Fast binary serialization in Haskell
extensible

9.3 5.8 has VS extensible

Extensible records, variants, structs, effects, tangles
pretty-hex

9.1 0.0 has VS pretty-hex

A human readable style for binary data.
file-embed

9.1 0.0 has VS file-embed

Use Template Haskell to embed file contents directly.
fclabels

9.0 0.0 has VS fclabels

First class composable record labels for Haskell.
base64-bytestring

8.8 2.4 has VS base64-bytestring

Fast base64 encoding and decoding for Haskell.
monoid-extras

8.7 3.7 has VS monoid-extras

Miscellaneous constructions on monoids
asn1-encoding

8.3 0.0 has VS asn1-encoding

ASN1 Raw/BER/DER/CER reader/writer in haskell
data-category

8.2 0.6 has VS data-category

Library of categories, with categorical constructions on them
interpolatedstring-perl6

7.7 0.0 has VS interpolatedstring-perl6

QuasiQuoter for Perl6-style multi-line interpolated strings with q, qq and qc support.
irc

7.5 0.0 has VS irc

Haskell irc library
exinst

7.5 0.0 has VS exinst

Derive instances for your existential types.
buffer-builder

7.4 1.1 has VS buffer-builder

Haskell library for efficiently building up buffers
language-hcl

7.3 0.0 has VS language-hcl

language-hcl contains HCL (Hashicorp Configuration Language) parsers and pretty-printers for the Haskell programming language
histogram-fill

7.1 1.5 has VS histogram-fill

Filling and manupulation with histograms
union

7.1 0.9 has VS union

Extensible type-safe unions for Haskell
bimap

7.1 4.4 has VS bimap

Bidirectional mapping between two key types
total-map

6.9 0.0 has VS total-map

Finitely represented /total/ maps
data-lens

6.6 0.0 has VS data-lens

Haskell 98 Lenses
cassava-conduit

6.5 1.1 has VS cassava-conduit

Conduit interface for cassava [Haskell]
phone-numbers

6.4 0.0 has VS phone-numbers

Incomplete bindings to libphonenumber for Haskell
openpgp

6.3 0.0 has VS openpgp

Implementation of the OpenPGP message format
finite-typelits

6.2 0.0 has VS finite-typelits

A type inhabited by finitely many values, indexed by type-level naturals.
data-object-yaml

5.7 0.0 has VS data-object-yaml

Serialize data to and from Yaml files
attoparsec-iteratee

5.7 0.0 has VS attoparsec-iteratee

An adapter to convert attoparsec Parsers into blazing-fast Iteratees
data-structure-inferrer

5.0 0.0 has VS data-structure-inferrer

A program that analyzes source code with a data-structure wildcard and suggests the right one.
range-set-list

5.0 0.0 has VS range-set-list

Memory efficient sets with continuous ranges of elements. List based implementation.
order-statistic-tree

5.0 0.0 has VS order-statistic-tree

Order statistic tree in Haskell
syb-with-class

5.0 0.0 has VS syb-with-class

Fork of http://patch-tag.com/r/Saizan/syb-with-class
currency

4.8 0.0 has VS currency

Types representing standard and non-standard currencies
filesystem-trees

4.6 0.0 has VS filesystem-trees

Traverse and manipulate directories as lazy rose trees
dwarf-el

4.6 0.0 has VS dwarf-el

Haskell library for parsing DWARF object format
schedule-planner

4.4 0.0 has VS schedule-planner

Calculate an ideal schedule layout from a set of timeslots
data-pprint

4.4 0.0 has VS data-pprint

Additional Cabal packages for ActiveHs
type-iso

4.1 0.0 has VS type-iso

Expresses isomorphic and injective relations between types.
data-lens-fd

3.6 0.0 has VS data-lens-fd

Lenses with Functional Dependencies
unamb-custom

3.0 0.0 has VS unamb-custom

Functional concurrency with unambiguous choice, using a custom scheduler.
resource-pool-catchio

2.7 0.0 has VS resource-pool-catchio

A high-performance striped resource pooling implementation for Haskell
procrastinating-variable

2.7 0.0 has VS procrastinating-variable

Haskell values that cannot be evaluated immediately.