Best Free Software for Linux

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This list of Best Free Software for Linux now includes 156 apps in various categories. Among a plethora of freeware products, we have selected some gems in each category and added them to the list with clear and brief descriptions of each app.

 

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This category is maintained by senior editor Jojo Yee. Registered members can contact the editor with comments or suggestions by clicking here. You can visit the Google+ profile page of Jojo Yee here.

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Terra is a new low-level system programming language that is designed to interoperate seamlessly with the Lua programming language:

http://terralang.org/

 

WriteType is a free program that helps students experience success in writing:

http://writetype.bernsteinforpresident.com/

 

Golems is a 3D recreational physics simulator:

http://www.golemgame.com/index.html

 

JVGS is a free, minimalistic platform game:

http://jvgs.sourceforge.net/

 

TaskWarlord is a coding game with a futuristic computer world where players need to provide Lua code to make their armies do the right thing - which is of course to win:

https://github.com/JonasT/TaskWarlord

 

"... Liquid War is a unique multiplayer wargame ... You control an army of liquid and have to try and eat your opponents ...":

http://www.ufoot.org/liquidwar/v5

 

QGIS - a free and open source geographic information system:

http://www.qgis.org/en/site/

 

World Wind is a free, open source API for a virtual globe:

http://goworldwind.org/

Cutegram is a free and opensource telegram client:

http://aseman.co/en/products/cutegram/

xwax is an open-source Digital Vinyl System:

http://xwax.org/

 

Gogs - Go Git Service:

http://gogs.io/

Endless Sky - a space exploration and combat game:

http://endless-sky.github.io/

 

Graphviz is open source graph visualization software:
http://www.graphviz.org/

 

"... Nikto is a web server scanner which performs comprehensive tests against web servers for multiple items, including over 6700 potentially dangerous files/programs, checks for outdated versions of over 1250 servers, and version specific problems on over 270 servers ...":
https://cirt.net/nikto2

 

"... Bazaar is a version control system that helps you track project history over time and to collaborate easily with others ...":

http://bazaar.canonical.com/en/

 

P3Scan - proxy-server for email clients:

http://p3scan.sourceforge.net/

 

Webmin is a web-based interface for system administration:

http://www.webmin.com/

 

Wapiti allows you to audit the security of your web applications:
http://wapiti.sourceforge.net/

 

"... Plone is the premier Python-based CMS ...":

https://plone.org/

 

simon is an open-source speech recognition program:
http://simon-listens.org/index.php?id=122&L=1

 

TUTOS is a tool to manage the organizational needs of small groups, teams, departments ...:

http://www.tutos.org/

 

XWiki Enterprise is a professional wiki that has powerful extensibility features such as scripting in pages, plugins and a highly modular architecture:
http://www.xwiki.org/xwiki/bin/view/Main/

 

LifeType is an open-source blogging platform with support for multiple blogs and users in a single installation:

http://lifetype.net/

Desk - lightweight workspace manager for the shell:

https://github.com/jamesob/desk

BorgBackup is a deduplicating backup program. Optionally, it supports compression and authenticated encryption:

http://borgbackup.readthedocs.org/en/latest/

Duck - Cyberduck for the command line interface:

https://duck.sh/

 

"... Picat is a simple, and yet powerful, logic-based multi-paradigm programming language aimed for general-purpose applications ...":

http://picat-lang.org/

BlueProximity - add security to your desktop by automatically locking and unlocking the screen when you and your phone leave/enter the desk:

http://sourceforge.net/projects/blueproximity/

Steel - Command line password manager: http://www.steelpasswordmanager.org

"... Linuxbrew is a fork of Homebrew, the Mac OS package manager, for Linux ...":

http://brew.sh/linuxbrew/

Mutate is a simple launcher inspired by Alfred (OS X app) for Linux:

https://github.com/qdore/Mutate

 

PPSSPP can run your PSP games on your PC in full HD resolution:
http://www.ppsspp.org/

 

Passion Audio Player:

http://www.passionplayer.com/passion_audio_player.html

 

"... cclive is a tool for downloading media from YouTube and similar websites. It has a low memory footprint compared to other existing tools ...":

http://cclive.sourceforge.net/index.html#about

 

GKrellM is a single process stack of system monitors:
http://gkrellm.srcbox.net/

 

"... Wbar is a simple and highly customizable quick-launch dock that adds a little dimension and color to an LXDE or Openbox desktop without adding much additional weight or being gaudy ...":

http://lxlinux.com/wbar.html

Open-Sankoré is a multiplatform, open-source program that is compatible with every type of interactive hardware:
http://open-sankore.org/

rpCalc:

http://rpcalc.bellz.org/index.html

 

Prometheus - an open-source service monitoring system and time series database:

http://prometheus.io/

 

Gambas is a full-featured object language and development environment built on a BASIC interpreter:

http://gambas.sourceforge.net/en/main.html

 

Kubernetes is an open source orchestration system for Docker containers:

http://kubernetes.io/

 

"... CRIU is a software tool for Linux operating system. Using this tool, you can freeze a running application (or part of it) and checkpoint it to a hard drive as a collection of files. You can then use the files to restore and run the application from the point it was frozen at ...":

http://criu.org

 

"... StackStorm Community is a powerful automation tool that wires together all of your apps, services and workflows ...":

https://stackstorm.com/

 

RethinkDB is the first open-source, scalable JSON database built from the ground up for the realtime web:

https://www.rethinkdb.com/

 

"... D is a language with C-like syntax and static typing. It pragmatically combines efficiency, control, and modeling power, with safety and programmer productivity ...":

http://dlang.org/

http://dlang.org/

N1 - mail client: https://www.nylas.com/N1/

App Grid is an alternative to the Software Center:

http://www.appgrid.org/

 

"... rsnapshot makes it easy to make periodic snapshots of local machines, and remote machines over ssh ...":

http://rsnapshot.org/

 

Ampache - a web based audio/video streaming application and file manager allowing you to access your music&videos from anywhere, using almost any internet enabled device:

http://ampache.org/

"... Mbox introduces a novel sandbox usage model; when executing a program in the sandbox, Mbox prevents programs from modifying the host filesystem while giving them the impression that they are in fact making those modifications ...":

https://pdos.csail.mit.edu/archive/mbox/

 

"... LiteStore - a lightweight, self-contained, RESTful, multi-format NoSQL document store server ...":
https://h3rald.com/litestore/

 

"... saldl - a multi-platform command-line downloader optimized for speed and early preview ...":

https://github.com/saldl/saldl

FrostWire - YouTube downloader, BitTorrent client and media player:

http://www.frostwire.com/

 

SAWS - a Supercharged AWS CLI:
https://github.com/donnemartin/saws

 

oVirt is a production-ready virtual machine manager for the datacenter that also provides an awesome KVM management interface for multi-node virtualization:

http://www.ovirt.org/

 

The Irrlicht Engine is a cross-platform high performance realtime 3D engine written in C++:

http://irrlicht.sourceforge.net/

RPGboss:

http://rpgboss.com/

 

Stencyl starter is a game creation platform:

http://www.stencyl.com/

 

Twine is an open-source tool for telling interactive, nonlinear stories:

http://twinery.org/

 

"... SwiperProxy - a lightning-fast, open source web proxy that is easy for you to run and customize ...:"

https://swiperproxy.github.io/

 

Mattermost is an open source, on-prem Slack-alternative:

http://www.mattermost.org/

 

"... ScyllaDB - world's fastest NoSQL column store database ...:"

http://www.scylladb.com/

"... Jaro Mail is an integrated suite of interoperable tools to manage e-mail communication in a private and efficient way, without relying too much on on-line services, in fact encouraging users to store their email locally ...":

https://www.dyne.org/software/jaro-mail/

 

"... Monkey X free is a next-generation games programming language that allows you to create apps on multiple platforms with the greatest of ease ...":

http://www.monkey-x.com/

"... Apache Pig is a platform for analyzing large data sets that consists of a high-level language for expressing data analysis programs, coupled with infrastructure for evaluating these programs ...":

http://pig.apache.org/

 

"... pigz, which stands for parallel implementation of gzip, is a fully functional replacement for gzip that exploits multiple processors and multiple cores to the hilt when compressing data ...":

http://www.zlib.net/pigz/

Libgdx is a Java game development framework that provides a unified API that works across all supported platforms:

https://libgdx.badlogicgames.com/

"... PostInstallerF will install all the software that Fedora doesn't include commonly, after running Fedora for the first time ...":

https://github.com/kuboosoft/postinstallerf

pev - the PE file analysis toolkit:
http://pev.sourceforge.net/

 

HaxeFlixel is a 2D Game framework that lets you create cross-platform games easier with free, open source technology:
http://haxeflixel.com/

 

Overlap2D is an open source game UI, level and content editor:

http://overlap2d.com/

 

"... YARA is a tool aimed at (but not limited to) helping malware researchers to identify and classify malware samples. With YARA you can create descriptions of malware families (or whatever you want to describe) based on textual or binary patterns ...":
https://plusvic.github.io/yara/

 

CMake is a family of tools designed to build, test and package software:
http://www.cmake.org/

 

Rainbowstream - terminal-based Twitter client:

http://www.rainbowstream.org/

https://github.com/DTVD/rainbowstream

 

PMD is a source code analyzer. It finds common programming flaws like unused variables, empty catch blocks, unnecessary object creation, and so forth. It supports Java, JavaScript, XML, XSL:
http://sourceforge.net/projects/pmd/

"... Kite is a webmail designed to look a lot like gmail and to be easily deployable on a single server ...":

http://khamidou.github.io/kite/

 

Lumail is a modern console-based email client:

http://lumail.org/

tcpflow is a program that captures data transmitted as part of TCP connections (flows), and stores the data in a way that is convenient for protocol analysis and debugging:

https://github.com/simsong/tcpflow

Fervor - a graphical, modeless, cross-platform text editor:
https://github.com/jangler/fervor

"... DNSCrypt is a protocol that authenticates communications between a DNS client and a DNS resolver. It prevents DNS spoofing. It uses cryptographic signatures to verify that responses originate from the chosen DNS resolver and haven't been tampered with ...":
http://dnscrypt.org/

Spriter free:

http://www.brashmonkey.com/spriter.htm

 

JOSM is an extensible editor for ​OpenStreetMap:
https://josm.openstreetmap.de/

 

easystroke is a gesture-recognition application:

http://sourceforge.net/projects/easystroke/

 

"... Corebird is a modern, easy and fun Twitter client ...":

http://corebird.baedert.org/

 

Galaxy Forces 2 - a 2D multiplayer space shooter game:

http://sourceforge.net/projects/galaxyv2/

Endless Sky - a space exploration and combat game similar to Escape Velocity:

http://endless-sky.github.io/

 

Viper is a binary management and analysis framework dedicated to malware and exploit researchers:

http://viper.li/

 

OpenVAS is a framework of several services and tools offering a comprehensive and powerful vulnerability scanning and vulnerability management solution:
http://www.openvas.org/index.html

 

Turbulenz is an HTML5 game engine and server-side APIs available in JavaScript and TypeScript for building and distributing 2D and 3D games that run on platforms that support HTML5 features such as modern browsers without the need for plugins:
https://github.com/turbulenz/turbulenz_engine

 

Freeminer is a Minecraft-inspired sandbox game:

https://github.com/freeminer/freeminer

 

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