OpenSearchServer

The open-source enterprise class search engine software. A full set of search functions. Build your own indexing strategy. A fully integrated solution. Parsers extract full-text data. The crawlers can...
Language(s): Java, PHP
Operating system(s): Linux, Unix, BSD, Windows
License: GNU General Public License v3.0

OpenShot

OpenShot Video Editor is a free and open-source video editor for FreeBSD, Linux, macOS, and Windows. The project was started in August 2008 by Jonathan Thomas, with the objective of providing a stable...
Language(s): Python, C++ (libopenshot library)
Operating system(s): FreeBSD, Linux, Mac OS, Windows
License: GNU General Public License, version 3 or later

OpenVPN

OpenVPN provides flexible VPN solutions to secure your data communications, whether it's for Internet privacy, remote access for employees, securing IoT, or for networking Cloud data centers. Our VPN ...
Language(s): C
Operating system(s): Windows XP or later, Mac OS X 10.8 or later, Android 4.0 or later, iOS 6 or later, Linux, BSD
License: GNU General Public License

Opticks

Opticks is an expandable remote sensing and imagery analysis software platform that is free and open source. If you are interested you can learn about the history of Opticks. If you've used commerc...
Language(s): C++, Python
Operating system(s): Windows 7, Windows Vista, Windows XP & Windows XP x64, Linux, Solaris 10
License: LGPL 2.1

Orange

Open source machine learning and data visualization for novice and expert. Interactive data analysis workflows with a large toolbox. Perform simple data analysis with clever data visualization. Explor...
Language(s): Python, Cython, C++, C
Operating system(s): Linux, Mac OS, Unix, Windows
License: GNU General Public License