web resources

• Internet Archive -- massive digital library with archived web pages
• Web Design Museum -- old website design showcase and archive
• W3Schools + MDN Web Docs -- HTML, CSS, XML, JavaScript, and other tutorials + references
• Pexels + Free-Images.com -- free public domain / copyright free photos, images, and videos
• DaFont -- longstanding free font resource

software

• LibRedirect -- browser extension for redirection to lightweight privacy-friendly website frontends
• Krita -- free and open-source art program / brush packs i've used in the past
• Audacious -- free and open-source music player with support for old Winamp skins!
• Snappy Diver Installer Origin -- incredibly handy tool for installing Windows drivers on old hardware

games

• Toontown Rewritten -- community continuation of Toontown Online with new content and tweaks
• CHO REN SHA 68K -- free vertical shoot-em-up with amazing music / updated version for X68000
• OldUnreal installer (GitHub) (ISO) -- Unreal Tournament '99 is freeware and actively maintained!
• FFXI Wiki - New Player Leveling Guide -- very in-depth guide for getting into retail Final Fantasy XI
• Insignia -- original Xbox Live replacement servers (works on both original hardware and xemu!)
• Dreamcast Live -- Dreamcast online resources, shop, and forums
• Emulation General Wiki -- extensive info and resources for emulating older games