Data Formats Projects


moment / moment

Parse, validate, manipulate, and display dates in javascript.

JavaScript     31056   today


phpoffice / phpexcel

A pure PHP library for reading and writing spreadsheet files

PHP     8173   7 days ago


serbanghita / mobile-detect

Mobile_Detect is a lightweight PHP class for detecting mobile devices (including tablets). It uses the User-Agent string combined with specific HTTP headers to detect the mobile environment.

PHP     6880   today


sheetjs / js-xlsx

Multi-Format (Excel) Spreadsheet Parser and Writer

JavaScript     5776   today


medialize / uri.js

Javascript URL mutation library

JavaScript     4686   27 days ago


erusev / parsedown

Markdown Parser in PHP

PHP     4231   16 days ago


vmg / redcarpet

The safe Markdown parser, reloaded.

Ruby     3910   28 days ago


gka / chroma.js

JavaScript library for all kinds of color manipulations

JavaScript     3865   13 days ago


github / markup

The code we use to render README.your_favorite_markup

Ruby     3695   24 days ago


markdown-it / markdown-it

Markdown parser, done right. 100% CommonMark support, extensions, syntax plugins & high speed

JavaScript     3412   1 months ago


mojombo / chronic

Chronic is a pure Ruby natural language date parser.

Ruby     2684   23 days ago


mikel / mail

A Really Ruby Mail Library

Ruby     2665   5 days ago


kennethreitz / tablib

Python Module for Tabular Datasets in XLS, CSV, JSON, YAML, &c.

Python     2404   7 days ago


michelf / php-markdown

Parser for Markdown and Markdown Extra derived from the original Markdown.pl by John Gruber.

PHP     2397   2 days ago


phpoffice / phpword

A pure PHP library for reading and writing word processing documents

PHP     2322   yesterday


nodeca / js-yaml

JavaScript YAML parser and dumper. Very fast.

JavaScript     2114   10 days ago


moment / moment-timezone

Timezone support for moment.js

JavaScript     2082   16 days ago


euske / pdfminer

Python PDF Parser

Python     2056   7 days ago


faisalman / ua-parser-js

UAParser.js - Lightweight JavaScript-based user-agent string parser library to detect browser, layout engine, operating system, CPU architecture, and device type/model, entirely from user-agent string. Supports browser & node.js environment. Also available as jQuery/Zepto plugin, Bower/Meteor package, & RequireJS/AMD module.

JavaScript     1955   yesterday


feedjira / feedjira

A feed fetching and parsing library

Ruby     1869   4 days ago


deanmalmgren / textract

extract text from any document. no muss. no fuss.

Python     1865   18 days ago


tobie / ua-parser

A multi-language port of Browserscope's user agent parser.

PHP     1825   4 months ago


giggsey / libphonenumber-for-php

PHP version of Google's phone number handling library

PHP     1815   yesterday


npm / node-semver

The semver parser for node (the one npm uses)

JavaScript     1700   8 days ago


ohler55 / oj

Optimized JSON

Ruby     1671   today


bgrins / tinycolor

Fast, small color manipulation and conversion for JavaScript

JavaScript     1607   2 months ago


roo-rb / roo

Roo implements read access for all spreadsheet types and read/write access for Google spreadsheets.

Ruby     1598   9 days ago


daviddrysdale / python-phonenumbers

Python port of Google's libphonenumber

Python     1497   today


qix- / color

JavaScript color conversion and manipulation library.

JavaScript     1422   3 months ago


exif-js / exif-js

JavaScript library for reading EXIF image metadata

JavaScript     1408   2 days ago


knrz / csv.js

A simple, blazing-fast CSV parser and encoder. Full RFC 4180 compliance.

JavaScript     1359   7 months ago


mstamy2 / pypdf2

A utility to read and write PDFs with Python

Python     1335   yesterday


trentm / python-markdown2

markdown2: A fast and complete implementation of Markdown in Python

Python     1318   today


danmactough / node-feedparser

Robust RSS, Atom, and RDF feed parsing in Node.js

JavaScript     1307   2 days ago


matthewmueller / date

Date() for humans

JavaScript     1231   yesterday


brianmario / yajl-ruby

A streaming JSON parsing and encoding library for Ruby (C bindings to yajl)

Ruby     1228   15 days ago


xhtml2pdf / xhtml2pdf

HTML/CSS to PDF converter.

Python     1227   1 months ago


thephpleague / csv

CSV data manipulation made easy in PHP

PHP     1112   yesterday


jmcnamara / xlsxwriter

A Python module for creating Excel XLSX files.

Python     1080   3 days ago


gettalong / kramdown

kramdown is a fast, pure Ruby Markdown superset converter, using a strict syntax definition and supporting several common extensions.

Ruby     1072   16 days ago


gruns / furl

URL manipulation made simple.

Python     1067   9 days ago


openexchangerates / money.js

money.js is a tiny (1kb) javascript currency conversion library, for web & nodeJS

JavaScript     1061   12 months ago


mailgun / flanker

Python email address and Mime parsing library

Python     1056   yesterday


waylan / python-markdown

A Python implementation of John Gruberโ€™s Markdown.

Python     1052   today


stretchr / arg.js

Lightweight URL argument and parameter parser

JavaScript     1044   3 months ago


sporkmonger / addressable

Addressable is a replacement for the URI implementation that is part of Ruby's standard library. It more closely conforms to RFC 3986, RFC 3987, and RFC 6570 (level 4), additionally providing support for IRIs and URI templates.

Ruby     958   28 days ago


bestiejs / json3

A JSON polyfill. Looking for new maintainers.

JavaScript     943   1 months ago


sindresorhus / query-string

Parse and stringify URL query strings

JavaScript     938   7 days ago


nodemailer / mailparser

Decode mime formatted e-mails

JavaScript     932   9 days ago


lepture / mistune

The fastest markdown parser in pure Python with renderer feature.

Python     895   4 days ago


andialbrecht / sqlparse

A non-validating SQL parser module for Python

Python     893   8 days ago


zeit / ms

Tiny millisecond conversion utility.

JavaScript     839   14 days ago


python-openxml / python-docx

Create and modify Word documents with Python

Python     817   1 months ago


thephpleague / commonmark

Markdown parser for PHP based on the CommonMark spec.

PHP     807   yesterday


piwik / device-detector

The Universal Device Detection library will parse any User Agent and detect the browser, operating system, device used (desktop, tablet, mobile, tv, cars, console, etc.), brand and model.

PHP     777   yesterday


zdavatz / spreadsheet

The Ruby Spreadsheet by ywesee GmbH

Ruby     750   3 months ago


zoomeranalytics / xlwings

xlwings is a BSD-licensed Python library that makes it easy to call Python from Excel and vice versa. It works with Microsoft Excel on Windows and Mac. Sign up for the newsletter or follow us on twitter via

Python     740   yesterday


jwage / purl

Purl is a simple Object Oriented URL manipulation library for PHP 5.3+

PHP     674   6 months ago


mailgun / talon

Mailgun library to extract message quotations and signatures.

Python     655   yesterday


weshatheleopard / rubyxl

Ruby lib for reading/writing/modifying .xlsx and .xlsm files

Ruby     651   6 days ago


python-excel / xlwt

Library to create spreadsheet files compatible with MS Excel 97/2000/XP/2003 XLS files, on any platform.

Python     618   9 days ago


cebe / markdown

A super fast, highly extensible markdown parser for PHP

PHP     612   22 days ago


john-kurkowski / tldextract

Accurately separate the TLD from the registered domain and subdomains of a URL, using the Public Suffix List.

Python     612   3 months ago


indutny / node-ip

IP address tools for node.js

JavaScript     550   9 days ago


phpoffice / phppresentation

A library for working with Microsoft PowerPoint documents.

PHP     548   yesterday


cweiske / jsonmapper

A library that maps nested JSON structures onto PHP classes.

PHP     545   3 months ago


sstephenson / global_phone

Parse, validate, and format phone numbers in Ruby using Google's libphonenumber database

Ruby     508   16 days ago


selwin / python-user-agents

A Python library that provides an easy way to identify devices like mobile phones, tablets and their capabilities by parsing (browser) user agent strings.

Python     482   2 months ago


msgpack / msgpack-ruby

MessagePack implementation for Ruby / msgpack.org[Ruby]

Ruby     479   6 days ago


bhollis / maruku

A pure-Ruby Markdown-superset interpreter (Official Repo).

Ruby     466   3 months ago


flori / json

JSON implementation for Ruby

Ruby     448   8 days ago


kurtmckee / feedparser

Parse feeds in Python

Python     446   9 days ago


willdurand / emailreplyparser

PHP library for parsing plain text email content.

PHP     422   8 days ago


jeremykendall / php-domain-parser

Public Suffix List based domain parsing implemented in PHP

PHP     416   3 months ago


kzykhys / ciconia

A New Markdown parser for PHP5.4

PHP     374   %d years ago


erocarrera / pefile

pefile is a Python module to read and work with PE (Portable Executable) files

Python     373   today


erol / yomu

Read text and metadata from files and documents (.doc, .docx, .pages, .odt, .rtf, .pdf)

Ruby     366   4 months ago


mikhus / domurl

Lightweight URL manipulation with JavaScript.

JavaScript     358   8 months ago


drkjam / netaddr

A network address manipulation library for Python

Python     349   13 days ago


podigee / device_detector

DeviceDetector is a precise and fast user agent parser and device detector written in Ruby

Ruby     347   26 days ago


thephpleague / url

A simple PHP library to parse and manipulate URLs

PHP     331   12 days ago


fruux / sabre-vobject

๐Ÿ“… The VObject library for PHP allows you to easily parse and manipulate iCalendar and vCard objects

PHP     326   24 days ago


ruby-rdf / rdf

RDF.rb is a pure-Ruby library for working with Resource Description Framework (RDF) data.

Ruby     315   11 days ago


henrypoydar / chronic_duration

a simple Ruby natural language parser for elapsed time

Ruby     303   %d years ago


hellysmile / fake-useragent

up to date simple useragent faker with real world database

Python     303   24 days ago


gimite / google-spreadsheet-ruby

Ruby library to read/write Google Spreadsheet

Ruby     287   %d years ago


packetfu / packetfu

PacketFu, a mid-level packet manipulation library for Ruby

Ruby     273   2 days ago


forward / sql-parser

A SQL parser written in pure JS

JavaScript     265   8 months ago


ruby-protobuf / protobuf

โ€” Ruby implementation for Protocol Buffers.

Ruby     261   28 days ago


turicas / rows

A common, beautiful interface to tabular data, no matter the format

Python     253   27 days ago


csslint / parser-lib

Collection of parsers written in JavaScript

JavaScript     252   23 days ago


benoitc / http-parser

HTTP request/response parser for python in C

Python     245   3 months ago


okfn / messytables

Tools for parsing messy tabular data.

Python     244   2 days ago


psd-tools / psd-tools

reading Adobe Photoshop PSD files (as described in [specification

Python     244   8 days ago


tabatkins / parse-css

๐Ÿ‡ Standards-based CSS Parser

JavaScript     219   8 months ago


seamusabshere / remote_table

Open local or remote XLSX, XLS, ODS, CSV (comma separated), TSV (tab separated), other delimited, fixed-width files, and Google Docs. Returns an enumerator of Arrays or Hashes, depending on whether there are headers.

Ruby     214   %d years ago


rich-harris / babyparse

BabyParse is a fast, reliable CSV parser based on PapaParse (http://PapaParse.com)

JavaScript     210   8 days ago


cardmagic / simple-rss

A simple, flexible, extensible, and liberal RSS and Atom reader for Ruby. It is designed to be backwards compatible with the standard RSS parser, but will never do RSS generation.

Ruby     202   10 months ago


derek73 / python-nameparser

A simple Python module for parsing human names into their individual components

Python     200   1 months ago


codeinthehole / purl

A simple, immutable URL class with a clean API for interrogation and manipulation.

Python     187   2 months ago


shon / httpagentparser

Python HTTP Agent Parser

Python     179   %d years ago


milesj / decoda

A lightweight lexical string parser for BBCode styled markup.

PHP     163   1 months ago


xaviershay / kronic

A dirt simple library for parsing and formatting human readable dates

Ruby     151   %d years ago


beaugunderson / ip-address

๐Ÿ’ป a library for parsing and manipulating IPv4 and IPv6 addresses in JavaScript

JavaScript     145   17 days ago


feross / parse-torrent

Parse a torrent identifier (magnet uri, .torrent file, info hash)

JavaScript     136   5 days ago


aasmith / feed-normalizer

Extensible Ruby wrapper for Atom and RSS parsers

Ruby     134   %d years ago


brianray / mm

Python powered spreadsheets

Python     128   %d years ago


jmikola / geojson

GeoJSON implementation for PHP

PHP     118   5 months ago


dgraham / json-stream

A streaming JSON parser that generates SAX-like events.

Ruby     99   %d years ago


seangeo / ratom

A fast, libxml based, Ruby Atom library supporting the Syndication Format and the Publishing Protocol.

Ruby     98   %d years ago


erikriver / opengraph

A python module to parse the Open Graph Protocol

Python     93   3 months ago


iainbeeston / nickel

Nickel extracts date, time, and message information from naturally worded text.

Ruby     85   10 days ago


crisu83 / php-conversion

Library for converting units and sizes in PHP

PHP     77   11 months ago


hoaproject / mime

The Hoa\Mime library.

PHP     75   1 months ago


lorien / user_agent

Generator of User-Agent header

Python     73   1 months ago


sshaw / yymmdd

Tiny DSL for idiomatic date parsing and formatting in Ruby

Ruby     71   %d years ago


nojacko / email-validator

Small PHP library to valid email addresses using a number of methods.

PHP     65   5 months ago


yb66 / tickle

Natural language parser for recurring events

Ruby     57   1 months ago


mongodb / bson-ruby

Ruby Implementation of the BSON Specification (2.0.0+)

Ruby     51   7 days ago


wisembly / excelant

Simple yet powerful Excel manipulation library for PHP 5.4+

PHP     51   %d years ago


gabrielelana / byte-units

Library to parse, format and convert byte units

PHP     45   16 days ago


a2design-inc / json-compare

Returns the difference between two JSON files

Ruby     44   2 months ago


dflydev / dflydev-apache-mime-types

Apache MIME Types

PHP     42   4 months ago


chorn / nameable

A Ruby gem that provides parsing and output of person names, as well as Gender & Ethnicity matching.

Ruby     30   9 months ago


dflydev / dflydev-canal

Analyze content to determine the appropriate Internet media type

PHP     27   %d years ago


jrobertson / chronic_between

A natural language parser for validating complex date ranges

Ruby     24   %d years ago


bspaulding / sheets

Work with spreadsheets easily in a native ruby format.

Ruby     22   %d years ago


gbiczo / oxcelix

Oxcelix - A fast and simple .xlsx file parser

Ruby     14   %d years ago


murb / workbook

simple framework for containing spreadsheet like data

Ruby     9   29 days ago


tomiacannondale / wrap_excel

WrapExcel is a wrapper library that specializes in the operation of Excel win32ole.

Ruby     8   %d years ago


triplepoint / php-units-of-measure

A library for handling physical quantities and the units of measure in which they're represented.

PHP     7   3 months ago