aeson: Fast JSON parsing and encoding

[ bsd3, json, library, text, web ] [ Propose Tags ]

A JSON parsing and encoding library optimized for ease of use and high performance.

Parsing performance on a late 2010 MacBook Pro (2.66GHz Core i7), for mostly-English tweets from Twitter's JSON search API:

Handling heavily-escaped text is a little more work. Here is parsing performance with Japanese tweets, where much of the text is entirely Unicode-escaped.

Encoding performance on the same machine and data:

(A note on naming: in Greek mythology, Aeson was the father of Jason.)


[Skip to Readme]
Versions 0.1.0.0, 0.2.0.0, 0.3.0.0, 0.3.1.0, 0.3.1.1, 0.3.2.0, 0.3.2.1, 0.3.2.2, 0.3.2.3, 0.3.2.4, 0.3.2.5, 0.3.2.6, 0.3.2.7, 0.3.2.8, 0.3.2.9, 0.3.2.10, 0.3.2.11, 0.3.2.12, 0.3.2.13, 0.3.2.14, 0.4.0.0, 0.4.0.1, 0.5.0.0, 0.6.0.0, 0.6.0.1, 0.6.0.2, 0.6.1.0, 0.6.2.0, 0.6.2.1, 0.7.0.0, 0.7.0.1, 0.7.0.2, 0.7.0.3, 0.7.0.4, 0.7.0.5, 0.7.0.6, 0.8.0.0, 0.8.0.1, 0.8.0.2, 0.8.1.0, 0.8.1.1, 0.9.0.0, 0.9.0.1, 0.10.0.0, 0.11.0.0, 0.11.1.0, 0.11.1.1, 0.11.1.2, 0.11.1.3, 0.11.1.4, 0.11.2.0, 0.11.2.1, 0.11.3.0, 1.0.0.0, 1.0.1.0, 1.0.2.0, 1.0.2.1, 1.1.0.0, 1.1.1.0, 1.1.2.0, 1.2.0.0, 1.2.1.0, 1.2.2.0, 1.2.3.0, 1.2.4.0, 1.3.0.0, 1.3.1.0, 1.3.1.1, 1.4.0.0 (info)
Dependencies attoparsec (>=0.8.6.1), base (==4.*), blaze-builder (>=0.2.1.4), blaze-textual, bytestring, containers (>=0.4.2.1), deepseq, hashable (>=1.1.2.0 && <1.2), mtl, old-locale, syb, text (>=0.11.0.2), time (<1.5), unordered-containers (>=0.1.2.0), vector (>=0.7) [details]
License BSD-3-Clause
Copyright Copyright 2011 MailRank, Inc.
Author Bryan O'Sullivan <bos@mailrank.com>
Maintainer Bryan O'Sullivan <bos@mailrank.com>
Revised Revision 3 made by phadej at Wed Nov 11 14:29:33 UTC 2015
Category Text, Web, JSON
Home page http://github.com/mailrank/aeson
Bug tracker http://github.com/mailrank/aeson/issues
Source repo head: git clone http://github.com/mailrank/aeson
head: hg clone http://bitbucket.org/bos/aeson
Uploaded by BryanOSullivan at Wed Jun 1 20:01:08 UTC 2011
Distributions Arch:1.3.1.1, Debian:0.10.0.0, Fedora:1.2.3.0, FreeBSD:0.8.0.2, LTSHaskell:1.3.1.1, NixOS:1.4.0.0, Stackage:1.4.0.0, openSUSE:1.2.4.0
Downloads 386629 total (1305 in the last 30 days)
Rating 3.0 (votes: 23) [estimated by rule of succession]
Your Rating
  • λ
  • λ
  • λ
Status Docs uploaded by user
Build status unknown [no reports yet]
Hackage Matrix CI

Modules

[Index]

Flags

NameDescriptionDefaultType
developer

operate in developer mode

DisabledAutomatic

Use -f <flag> to enable a flag, or -f -<flag> to disable that flag. More info

Downloads

Note: This package has metadata revisions in the cabal description newer than included in the tarball. To unpack the package including the revisions, use 'cabal get'.

Maintainer's Corner

For package maintainers and hackage trustees


Readme for aeson-0.3.2.7

[back to package description]

Welcome to aeson

aeson is a fast Haskell library for working with JSON data.

Join in!

We are happy to receive bug reports, fixes, documentation enhancements, and other improvements.

Please report bugs via the github issue tracker.

Master git repository:

  • git clone git://github.com/mailrank/aeson.git

There's also a Mercurial mirror:

  • hg clone http://bitbucket.org/bos/aeson

(You can create and contribute changes using either git or Mercurial.)

Authors

This library is written and maintained by Bryan O'Sullivan, bos@mailrank.com.