Best on the Web

Best Operating System

1.   Linux  

Best Desktop Distribution

1.   Debian  
2.   Slackware  
3.   Rocky Linux  

Best Mobile Phone Distribution

1.   LineageOS  

Best Handheld Computer Distribution

1.   HoloISO  
2.   ChimeraOS  
3.   winesapOS  

Best Office Suite

1.   LibreOffice  

Best eBook Reader

1.   Calibre  
2.   Evince  
3.   Okular  
4.   Foliate  

Best Educational Software Suite

1.   GCompris  
2.   Etoys  
3.   OpenTeacher  

Best Astronomy Software

1.   Celestia  
2.   Stellarium  
3.   KStars  

Best Chemistry App

1.   Avogadro  
2.   PyMOL  
3.   Kalzium  

Best Geography Program

1.   Marble  
2.   KGeography  

Best Language Learning Tool

1.   KBruch  
2.   Artikulate  
3.   Parley  

Best Math Tutor

1.   KBruch  
2.   GeoGebra  

Best Virtual Plastic Bricks Model Builder

1.   LeoCAD  

Best Music Teaching Tool

1.   Minuet  
2.   LenMus Phonascus  
3.   Nootka  

Best Music Sheet Creator

1.   MuseScore  
2.   Rosegarden  
3.   Canorus  

Best Audio Editor

1.   Audacity  

Best Digital Audio Workstation

1.   Ardour  
2.   LMMS  
3.   Qtractor  

Best Home Theater Media Center

1.   Kodi  

Best Media Player

1.   VLC  
2.   SMPlayer  

Best Multimedia Video Editor

1.   KDENlive  
2.   OpenShot  
3.   Flowblade  

Best Video Recording and Streaming

1.   OBS Studio  

Best Font Designer and Editor

1.   FontForge  

Best Raster Image and Photo Editor

1.   Gimp  

Best Scalable Vector Graphics Editor

1.   Inkscape  
2.   sK1  

Best 3D CAD Software

1.   FreeCAD  
2.   BRL-CAD  

Best 3D Content Creation Suite

1.   Blender  

Best 3D Game Engines

1.   Godot  
2.   Defold  
3.   Torque 3D  

Best 3D Flight Simulator

1.   FlightGear  

Best Builder Sim

1.   OpenTTD  
2.   LinCity-NG  
3.   Micropolis  

Best Block-based World Building Game

1.   Minetest  

Best Chess Game

1.   DreamChess  

Best Racing Game

1.   SuperTuxKart  
2.   Speed Dreams  
3.   Tux Racer  

Best Real Time Strategy Game

1.   0 A.D.  
2.   Beyond All Reason  

Best Space Sim

1.   Vega Strike  
2.   Endless Sky  
3.   Pioneer  

Best Tank Game

1.   BZFlag  

Best Turn-based Strategy Game

1.   Battle for Wesnoth  
2.   FreeOrion  
3.   Freeciv  

Best Multimedia Transcoding and Conversion Tool

1.   HandBrake  

Best Data Compression Utility

1.   PeaZip  
2.   gzip  

Best Data Encryption Utility

1.   VeraCrypt  

Best Machine Virtualization Program

1.   VirtualBox  
2.   QEMU  

Best Password Manager

1.   KeePass  

Best Browser

1.   Tor Browser  
2.   Firefox  

Best Email Client

1.   Thunderbird  

Best File Transfer Client

1.   FileZilla  

Best IRC Client

1.   Pidgin  

Best P2P File Sharing Client

1.   qBittorrent  
2.   Deluge  

Best Packet Sniffer

1.   Wireshark  

Best SSH Client

1.   Remmina  
2.   PuTTY  
3.   OpenSSH  

Best UseNet News Reader

1.   Thunderbird  

Best Video Chat and Collaboration

1.   Jami  
2.   Element  
3.   Wire  
4.   OpenMeetings  

Best VNC Viewer

1.   Tigervnc  
2.   Remmina  
3.   MultiVNC  

Best VoIP Softphone

1.   Linphone  
2.   Yate  

Best VPN Client

1.   OpenVPN  
2.   WireGuard  
3.   strongSwan  
4.   Stunnel  

Best Search Engine

1.   DuckDuckGo  
2.   Startpage  
3.   Disconnect Search  

Best Online Dictionary

1.   Wiktionary  
2.   GNU Dico Web  

Best Online Encyclopedia

1.   Wikipedia  

Best Online Word Translator

1.   BabelNet  

Best Online Education Coursework

1.   Khan Academy  
2.   MIT OpenCourseWare  
3.   Cal Poly Humboldt OER  

Best Free eBooks

1.   Project Gutenberg  
2.   Z-Library  
3.   FreeComputerBooks  

Best Free Dictionary Files

1.   FreeDict  

Best Free Clipart Images

1.   Public Domain Vectors  

Best Free Desktop Icons

1.   Icon Archive  

Best Free Fonts

1.   Font Library  

Best Free GPS Maps

1.   Open Street Map  

Best Free Photo Stock

1.   PxHere  
2.   Pixabay  

Best Free Sound Bytes

1.   Free Sounds Library  

Best Free Wallpapers

1.   Cute Wallpaper  

Best Online Web Coding Tutorial and Reference

1.   W3Schools  

Best Free Online HTML Editor

1.   SimilarWeb HTML-CSS-JS  
2.   W3schools  
3.   WISERBIT HTML Editor  

Best Free Online PDF Editor

1.   PDF24  

Best Free Online Photo Editor

1.   OIE  
2.   Kapwing  

Best Free Online Programming IDE

1.   Browxy  
2.   Gitpod  

Best Free Online Chess

1.   Lichess  

Best Free Online Video Conference

1.   Jitsi Meet  
2.   Element Web  

Best Free Online Virtual Linux Practice Shells

1.   JSLinux  
2.   OnWorks  

Best Free Source Code Hosting

1.   GitLab  
2.   OSDN  
3.   Savannah  

Best Free SSL Public Certificate

1.   Let's Encrypt  
2.   FreeSSL  
3.   ZeroSSL  

Best Free SIP VoIP Account

1.   Linphone  
2.   Sip2Sip  
3.   AntiSip  
4.   OnSip  

Best Free VPN Service

1.   VPN Gate  

Best Free Web Email Account

1.   Eclipso  
2.   Protonmail  
3.   Tutanota