Software for Linux
Packet Sender
Packet Sender is a free and open source utility to allow sending and receiving network packets, with support for TCP, UDP, and SSL. The tool is designed to be while still providing enough features for power users to do what they need, allowing anyone to manage packets according to their needs. Packet Sender is most commonly used for testing network APIs, malware analysis, testing network connectivity/firewalls and security research.
Kodi
Kodi is a free and open-source media and entertainment center. It can be used on a single machine or as a part of your local network. The media center supports a wide range of remote controls, combined with a beautiful and highly skinnable interface. Kodi also supports Internet Protocol Television (IPTV) which allows it to be used on your TV in the comfort of your living room.
Pencil2D
Pencil2D is a simple, yet powerful 2D animation, drawing and painting application that lets you create traditional hand-drawn animation using both bitmap and vector graphics. Pencil2D is released as free and open-source software under the GNU General Public License and uses the Qt framework. With Pencil2D you can seamlessly switch between raster and vector workflows, allowing you to sketch, ink & paint on the go.
Wireshark
Wireshark is the world's most widely-used network protocol analyzer software. With Wireshark you can get a better understanding on what's happening on your network. The software let's you do deep analysis across hundreds of protocols at a microscopic level. Wireshark is free and open-source and has been in active development by contributions from volunteers across the globe since 1998. Today the software is used by commercial and non-profit enterprises, government agencies, and educational institutions.
pwncat
pwncat is a sophisticated bind and reverse shell handler with many features as well as a drop-in replacement or compatible complement to netcat, ncat or socat. pwncat is like netcat on steroids with Firewall, IDS/IPS evasion, bind and reverse shell, self-injecting shell and forwarding magic - and its fully scriptable with Python (PSE)
XnView MP
A versatile and powerful photo viewer, image management, image resize developed by XnSoft. The XnView MP image viewer is a free software for macOS, Linux and Windows. The software consist of a photo viewer and a photo editor. With the photo viewer you can view browse photos in thumbnail, fullscreen and filmstrip view and compare images and manage EXIF, IPTC, XMP meta data. The photo editor can be used to resize, rotate and crop photos or adjust brightness, contrast and color while applying filters and effects to images.
Clementine
Clementine is free and open-source music player and library organizer based on Amarok 1.4. The application work cross-platform and is avalible for BSD, macOS, Linux, and Windows.
ConvertOnMac
ConvertOnMac is a free online converter specifically designed for Mac users. However, this tool works on other operating systems just as well. There is no installation or registration. ConvertOnMac offers all its services online and completely free of charge.
RSSOwl
RSSOwl is a powerful RSS application that can help you organize, search and read all your news feeds in a comfortable way. RSS Owl is released as open-source software and can be downloaded and used for free, without limitations. With RSS Owl it's easy to stay on-top of the latest news and information that you like. All feeds can be categorized with labels and articles can be saved individually, and when new content in your feed is released RSS Owl automatically notify you through its notification system. RSS Owl is developed as a cross-platform software and runs on all major platforms including macOS, Linux, and Windows.
OpenTSDB
OpenTSDB is a free and open-source distributed, scalable Time Series Database written on top of Apache HBase. OpenTSDB was designed to address a common need: store, index and serve metrics collected from computer systems such as network gear, operating systems and applications, at a large scale, and make this data easily accessible and graphable. OpenTSDB allows you to collect thousands of metrics from tens of thousands of hosts and applications, at a high rate and will never delete or downsample data and can easily store hundreds of billions of data points.