/r/toolgifs: Tool Gifs - Tool, machine, and manufacturing gifs. Sometimes entertaining, always educational. - July 6, 2022 - 13:37
/r/interestingasfuck: Interesting As Fuck - For anything that is InterestingAsFuck - October 12, 2021 - 04:16
/r/Pikabu: Пикабу на Реддит - Welcome to the Russian side of Reddit, comrades. This is biggest Russian subreddit. We are not affiliated with the original Pikabu website. We luckily managed to escape their censorship. - October 12, 2021 - 05:12