Online libraries

PDF Books:

www.pdfdrive.com

Atari Magazines:

http://www.atarimania.com/list-atari-magazines.html

Dictionary of Foreign Profanity and The Great Encyclopedia of Profanity:

http://matno.ru/

List of Emojis:

https://getemoji.com/

Building Technology Heritage Library:

https://archive.org/details/buildingtechnologyheritagelibrary

ALT Codes:

https://www.alt-codes.net/