I hope these will prove useful to you. I've been browsing the internet since the mid 2000s and I've gathered a lot of interesting sites.
More links will be added over time. I still gotta do a lot of cleaning in my bookmarks...
- Waifu2x : Simple but efficient image upscaling tool.
- TheTVApp : Free Live TV streams
- Kick Ass : Web browser javascript-based game that allows you to "destroy" any website.
- Indie Retro News : Retro gaming news website that I visit.
- Krikzz : Store that sells quality flash cartridges for retro consoles. Home of the Everdrive.
- Alt-Codes : Useful list of keyboard alt codes shortcuts
- Horse Racing Calendar : Useful calendar for major horse racing events around the world.
- MyAbandonware : Website with a vast collection of classic games that have since fallen under "abandonware".
- Ninite : Install multiple apps such as Steam, Chrome and VLC at once with a single installer.
- Massgrave : Windows and Office activation scripts.
- Legacy Update : Install updates for old Windows OSes.
- WebSDR : Listen to shortwave radio transmissions online.
- Bouncing DVD Logo
- cnvMp3 : YouTube to MP3/MP4 converter with no ads, no BS. Also supports X, Reddit, Facebook, etc.
- Radio Garden : Listen to radio around the world.
- 9Anime : Website to watch anime for free.
- HiAnime : Another website to watch anime for free.
- Tokyo Insider : Website to download anime for free.
- PlanetEmu : One of the last great ROMs sites from back in the day that's still around. Website in french only.
- VirusTotal : Scan files for malware with the help of 50+ security vendors.
- Ezgif : Free and powerful GIF editor. Also allows for MP4 to GIF conversion.
- TimStreams : Free sports livestreams.
- Tannhauser.moe : Fan website dedicated to Matikanetannhauser from Umamusume. I think it's cute.
- FastStone : Home to FastStone Image Viewer, a quality image viewer application that's also my personal preferred image viewer. 100% freeware and works on Windows XP and above.
- Gameye : A fantastic website to keep track of your game collection. Also available as an app for mobile devices.
- Flashpoint : A preservation project for classic flash games from back in the day, has an application to run flash games.