Links to pages related to old computers, IT, "computerology", old software or retrocomputing (if it's not selling mugs with stolen logos). Links to pages for specific computers are found in computers' pages.
The shovel icon
that the website is a historical copy in Internet Archive's servers. It may be
not working well or be incomplete. Good luck with archeology.
1. Old computers
Cliff Lawson's Amstrad site
- site with resources for Amstrad computers.
VCFED - They have a good forums related to different old computers. Mostly American collectors.
Old-Computers.com - Information about many old computers.
Obsolete Technology - Description and photos of many old, and very old, computers.
Soviet Digital Electronics Museum - As title says. I recommend to visit this site as there are computers too.
Notatnik Fana Starych Komputerów - a very well known site with old computers information. It is, or was, one of the biggest collections in Poland.
ZX-PK.RU - Russian site about ZX Spectrum and clones. In their forums there is much information about Eastern block computers.
Software fur Amiga - if you want to start your own Amiga...
aTTached - Site by Mr. Wichary, with information about old computers in Poland, mostly articles from old magazines.
4. General IT
Debian - because... why not?
- Integrated Circuits finder/directory.
GIICM - List of digital 74xx and 40xx chips with descriptions and pinouts
Zeptobars - they take photos of integrated circuits. To be exact - their internals.
6. Other interesting sites
Dozymetria - Polish blog about radiation meters, testing and scaling them