https://www.scadacore.com/tools/programming-calculators/online-hex-converter/
https://x-team.com/blog/learn-about-php-opcodes/
https://www.coolmath.com/reference/squares
https://www.computerconservationsociety.org/
https://dfinity.org/
https://dfinity.org/
http://www.kyotoursjapan.com/blog/2017/5/18/the-four-japanese-words-that-all-travelers-should-know-and-use
https://vulcanforged.com/
https://www.youtube.com/watch?v=JcopTKXt8L8
https://thecodingtrain.com/CodingChallenges/018-spacecolonizer3d.html
https://soundbible.com/royalty-free-sounds-1.html
https://forum.thegamecreators.com/thread/222027
https://freesound.org/browse/tags/CC0/
https://solarpowersupply.be/zonnepanelen/bluetti-sp200-200w-solar-panel#product
https://solarpowersupply.be/portable-power-stations/bluetti-ep500-pro-power-station-eu-version?sqr=bluetti%20ep&
https://www.atlasobscura.com/articles/medieval-cookie-recipe?utm_source=Atlas+Obscura+Daily+Newsletter&utm_campaign=99cee30846-EMAIL_CAMPAIGN_2021_09_28&utm_medium=email&utm_term=0_f36db9c480-99cee30846-66193289&mc_cid=99cee30846&mc_eid=d44cd3f181
https://www.toptal.com/designers/htmlarrows/punctuation/
https://www.atlasobscura.com/lists/real-life-horror-film-locations?utm_source=Atlas+Obscura+Daily+Newsletter&utm_campaign=762fbfa43d-EMAIL_CAMPAIGN_2021_10_19&utm_medium=email&utm_term=0_f36db9c480-762fbfa43d-66193289&mc_cid=762fbfa43d&mc_eid=d44cd3f181
https://tools.opencurve.info/collatzconjecture/collatz-harriss.js