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KDElibs (KDE)

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Claimed by KDE Analyzed about 5 hours ago

The KDE libraries, basis of KDE and used by many open source projects. They are based on Qt, Trolltech's cross-platform toolkit, and run on Linux, BSDs, and other Unices, as well as Microsoft Windows and Mac OS X. Licensed under GNU LGPL, they may be used by open source and proprietary applications.

846K lines of code

2 current contributors

over 6 years since last commit

182 users on Open Hub

Inactive
4.53659
   
I Use This

gnuplot

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  Analyzed about 8 hours ago

gnuplot plots 2d and 3d graphs, from a data file or with a formula. It has an interactive mode with online help, or it can be used non-interactively. gnuplot does function fitting to data sets, and it does output to many terminals, among which are PostScript, X11 display, PNG, and GIF (via the old gd library).

199K lines of code

11 current contributors

12 days since last commit

168 users on Open Hub

Moderate Activity
4.16667
   
I Use This
Licenses: No declared licenses

wxWidgets

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  Analyzed about 10 hours ago

wxWidgets is a C++ library that lets developers create applications for Windows, Mac OS X, Linux and other platforms with a single code base. It has popular language bindings for Python, Perl, Ruby and many other languages, and unlike other cross-platform toolkits, wxWidgets gives applications a ... [More] truly native look and feel because it uses the platform's native API rather than emulating the GUI. It's also extensive, free, open-source and mature. [Less]

-93 lines of code

138 current contributors

7 days since last commit

161 users on Open Hub

Very High Activity
4.30159
   
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ehcache

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  Analyzed about 12 hours ago

Ehcache is a widely used java distributed cache for general purpose caching, J2EE and light-weight containers. It features memory and disk stores, replicate by copy and invalidate, listeners, a gzip caching servlet filter and much more... Ehcache is available under an Apache open source ... [More] license and is actively developed, maintained and supported. [Less]

309K lines of code

27 current contributors

about 1 month since last commit

159 users on Open Hub

Low Activity
4.44828
   
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Apache Solr

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Claimed by Apache Software Foundation Analyzed about 23 hours ago

Solr is an open source enterprise search server based on the Lucene Java search library, with XML/HTTP and JSON APIs, realtime search, highly fault tolerant, hit highlighting, faceted search, caching, and a web administration interface. It runs in a standalone Java application backed by Jetty in the background.

1.55M lines of code

40 current contributors

1 day since last commit

146 users on Open Hub

High Activity
4.68421
   
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Qt 5

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  Analyzed about 11 hours ago

Qt is a cross-platform application and UI framework. Using Qt, you can write applications once and deploy them across many desktop and embedded operating systems without rewriting the source code.

8.46M lines of code

292 current contributors

3 days since last commit

125 users on Open Hub

Very High Activity
5.0
 
I Use This
Licenses: Commercial, GNU_Free_..., gpl3

JFreeChart

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  Analyzed about 17 hours ago

JFreeChart is a chart library for the Java platform that supports a wide range of charts including pie charts (2D and 3D), bar charts (horizontal and vertical, regular or stacked, with optional 3D-effects), line charts, XY plots, scatter plots, time series charts, high/low/open/close charts ... [More] , candlestick plots, Gantt charts, Pareto charts, combination charts, and more. It is suitable for use in applications, applets, servlets, and JSP. [Less]

313K lines of code

0 current contributors

about 7 years since last commit

120 users on Open Hub

Inactive
4.2069
   
I Use This
Licenses: No declared licenses

iText ®, a JAVA-PDF library

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  Analyzed 1 day ago

iText ® is a library that contains classes to create and manipulate documents in the Portable Document Format (PDF).

475K lines of code

10 current contributors

over 1 year since last commit

115 users on Open Hub

Very Low Activity
4.26667
   
I Use This

wxPython

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  Analyzed about 10 hours ago

wxPython is a Python extension module that wraps the wxWidgets cross-platform GUI library and provides an alternative to Tkinter and PythonWin. It attempts to mirror the class hierarchy of wxWidgets as closely as possible and is very versatile. It can be used to create standalone GUI applications or ... [More] can be used in situations in which Python is embedded in a wxWidgets C++ application as an internal scripting or macro language. The currently supported GUIs are Win32, GTK/X-Windows, and Mac OS X. NOTE: Up until 2007 the wxPython source was located in the wxWidgets repository. See that project here on ohloh for more history details. [Less]

2.9M lines of code

24 current contributors

about 1 month since last commit

93 users on Open Hub

Moderate Activity
4.29032
   
I Use This

Joda Time

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  Analyzed 22 minutes ago

Joda-Time provides a quality replacement for the Java date and time classes. The design allows for multiple calendar systems, while still providing a simple API. The 'default' calendar is the ISO8601 standard which is used by XML. The Gregorian, Julian, Buddhist, Coptic and Ethiopic systems are also ... [More] included, and we welcome further additions. Supporting classes include time zone, duration, format and parsing. [Less]

96.7K lines of code

8 current contributors

9 days since last commit

83 users on Open Hub

Low Activity
4.66667
   
I Use This