Hosting, Domain Names
Cloudflare.com: Fast, secure CDN and much more. Get started for FREE.
Vultr.com: VPS Hosting, Dedicated Cloud, Block Storage and Bare Metal.
WordPress.org: Open-source content management system.
WinNMP: Nginx, MariaDB, Redis, PHP development stack for Windows.
WampServer: Apache, MySQL, PHP development stack for Windows.
Mail-in-a-Box: Easy-to-deploy email server, free and open-source.
Pleroma: Open-source federated alternative to Twitter.
PeerTube: Open-source federated alternative to YouTube.
Developing, Coding, Creative..
Getbootstrap.com: The worlds most popular HTML, CSS and JS library.
FontAwesome.io: Iconic font and CSS toolkit.
JQueryForm.com: Professional web form builder, mobile-friendly.
Oracle VM VirtualBox: Cross-platform virtualization software.
Visual Studio Code: Free open-source code editor. Lots of extensions.
Notepad++: Free source code editor and notepad. Excellent features.
try.dot.net: Compile and run C# from your browser.
asciinema: Record and share your terminal sessions, the right way.
Gitlab: Open-source alternative to Github.
Pro Git: Free e-book. Everything you need to learn Git.
Google.ai: Learn with Google AI.
GIMP: Open-source image editor.
Inkscape.org: Professional vector graphics editor.
OpenShot.org: Award winning open-source video editor.
Blender.org: Open-source 3D creation suite.
Godot Engine: MIT Licensed game development engine.
OpenToonz: Open-source animation production software.
Audacity: Open-source cross-platform audio software.
File Sharing and Online Storage
Mega.nz: 50 GB free. Secure storage and messaging.
OnionShare.org: Securely and anonymously share files.
FireFox Send: Share files up to 2.5GB. Simple and Private.
Software Apps and Tools (General)
FreeFileSync.org: Open source file synchronisation.
Rufus.ie: Create bootable USB drives the easy way.
Piriform.com: The home of CCleaner, Speccy, Defraggler and Recuva.
PuTTY: SSH client for Windows. See also: Win10 OpenSSH.
FileZilla: Free FTP client with plenty of features.
LibreOffice: Free office suite (open source alternative to MS Office).
Mozilla Thunderbird: Customisable feature rich email client.
VLC Media Player: Open source cross-platform multimedia player.
Online Security and Anonymity
1dot1dot1dot1: FREE Anonymous DNS. Fast, private and secure.
haveibeenpwned.com: Get notified if your password is pwned.
TorProject.org: Improve your privacy and security online.
Startpage.com: The worlds most private search engine.
ProtonMail.com: Secure email based in Switzerland.
ProtonVPN.com: Secure and Free to Premium VPN Service.
Qubes-OS.org: A security-oriented operating system (OS).
Letsencrypt.org: Free SSL/TLS certificates. See also: Certbot.
Bitwarden.com: FREE Open Source Password Manager.
Signal: Secure, private open-source alternative to WhatsApp.
Other...
nomoreransom.org: The no more ransomware project.
GameServerManagers.com: Linux Game Servers Management made easy.
GiffGaff.com: Get free calls and texts to your mates on GiffGaff.
Crontab Generator: A great tool for generating crontab values.