Hackage :: [Package]

aeson: Fast JSON parsing and generation

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

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

Parsing performance with GHC 6.12.3 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.)

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Versions [faq] 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, 1.4.1.0, 1.4.2.0 (info)
Dependencies attoparsec (>=0.8.4.0), base (<4.4), blaze-builder (>=0.2.1.4), bytestring, containers (>=0.4.2), deepseq, old-locale, text (>=0.11.0.2), time (<1.5), 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 1 made by HerbertValerioRiedel at Wed Dec 31 17:32:22 UTC 2014
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 Thu Jan 27 23:36:19 UTC 2011
Distributions Arch:1.4.2.0, Debian:1.3.1.1, Fedora:1.2.4.0, FreeBSD:0.8.0.2, LTSHaskell:1.4.2.0, NixOS:1.4.2.0, Stackage:1.4.2.0, openSUSE:1.4.2.0
Downloads 397817 total (2804 in the last 30 days)
Rating 3.0 (votes: 26) [estimated by rule of succession]
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Status Hackage Matrix CI
Docs uploaded by user
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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-0.1.0.0

[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.