Snowden Archive: The SIDtoday Files
Check out and automatically update this repo.
A short tutorial on how to properly mirror part of a website using GNU wget, without accidentally downloading the whole thing, or parts of other people's websites.
This is a copy of The Old School Emulation Center (tosecdev.org) maintained by Jason Scott at archive.org. It contains software, firmware images, documentation, texts, and much more for nearly 200 computer systems, from the Sinclair ZX Spectrum to the NCR Decision Mate V to the Kaypro II. If you're a retrocomputing enthusiast (or you're tasked with resurrecting a legacy machine for some reason) you'll want to poke around in here, you might find something helpful.
Where and how to download mirrors of Wikipedia (or any of the Wikimedia projects, for that matter). You can put the copies up someplace to set up mirrors, put up local copies, archive them, give them to people, set up your own instance, use it for research...
The official mirror archive of ZIM files, used by Kiwix to archive things to view offline like Project Gutenburg, Wikipedia, TED Talks, Stack Exchange, Wikinews, and other increibly