Using https://ry3yr.github.io/OSTR/Diarykeepers_Homepage/collection.json as base..

Size for https://www.dekudeals.com/items/hackgu-last-recode: 10.978 GB
Size for https://www.dekudeals.com/items/13-sentinels-aegis-rim: 4.354 GB
Size for https://www.dekudeals.com/items/advance-wars-1-plus-2-re-boot-camp: 6.664 GB
Size for https://www.dekudeals.com/items/alan-wake-remastered: 12.976 GB
Size for https://www.dekudeals.com/items/american-fugitive: 1.591 GB
Size for https://www.dekudeals.com/items/apex-legends: 23.85 GB
Size for https://www.dekudeals.com/items/astral-chain: 9.83 GB
Size for https://www.dekudeals.com/items/astroneer: 1.84 GB
Size for https://www.dekudeals.com/items/blazing-beaks: 508 MB
Size for https://www.dekudeals.com/items/bleed-complete-bundle: 406 MB
Size for https://www.dekudeals.com/items/bloodstained-ritual-of-the-night: 13.604 GB
Size for https://www.dekudeals.com/items/blue-fire: 5.102 GB
Size for https://www.dekudeals.com/items/burnout-paradise-remastered: 3.994 GB
Size for https://www.dekudeals.com/items/clubhouse-games-51-worldwide-classics: 2.328 GB
Size for https://www.dekudeals.com/items/conduct-together: 495 MB
Size for https://www.dekudeals.com/items/contra-anniversary-collection: 1.034 GB
Size for https://www.dekudeals.com/items/death-road-to-canada: 210 MB
Size for https://www.dekudeals.com/items/duke-nukem-3d-20th-anniversary-world-tour: 611 MB
Size for https://www.dekudeals.com/items/ea-sports-fifa-20-nintendo-switch-legacy-edition: 12.583 GB
Size for https://www.dekudeals.com/items/enter-the-gungeon: 443 MB
Size for https://www.dekudeals.com/items/final-fantasy-vii-final-fantasy-viii-remastered-twin-pack:
Size for https://www.dekudeals.com/items/final-fantasy-x-x-2-hd-remaster: 14.03 GB
Size for https://www.dekudeals.com/items/freakout-calamity-tv-show: 1.048 GB
Size for https://www.dekudeals.com/items/fuze4-nintendo: 4.254 GB
Size for https://www.dekudeals.com/items/gear-club-unlimited: 6.833 GB
Size for https://www.dekudeals.com/items/ghost-trick-phantom-detective: 2.731 GB
Size for https://www.dekudeals.com/items/grand-theft-auto-the-trilogy-the-definitive-edition: 22.683 GB
Size for https://www.dekudeals.com/items/the-great-ace-attorney-chronicles: 3.462 GB
Size for https://www.dekudeals.com/items/grid-autosport: 6.593 GB
Size for https://www.dekudeals.com/items/haven: 6.143 GB
Size for https://www.dekudeals.com/items/immortals-fenyx-rising: 16.423 GB
Size for https://www.dekudeals.com/items/indivisible: 5.87 GB
Size for https://www.dekudeals.com/items/kingdom-hearts-hd-1-5-plus-2-5-remix-cloud-version: 77 MB
Size for https://www.dekudeals.com/items/the-legend-of-zelda-tears-of-the-kingdom: 16.313 GB
Size for https://www.dekudeals.com/items/lego-city-undercover: 7.614 GB
Size for https://www.dekudeals.com/items/legrand-legacy-tale-of-the-fatebounds: 7.576 GB
Size for https://www.dekudeals.com/items/mana-spark: 469 MB
Size for https://www.dekudeals.com/items/mario-kart-8-deluxe: 11.252 GB
Size for https://www.dekudeals.com/items/mega-man-battle-network-legacy-collection: 3.34 GB
Size for https://www.dekudeals.com/items/mega-man-zero-zx-legacy-collection: 3.171 GB
Size for https://www.dekudeals.com/items/metroid-prime-remastered: 6.77 GB
Size for https://www.dekudeals.com/items/modern-combat-blackout: 4.028 GB
Size for https://www.dekudeals.com/items/neo-the-world-ends-with-you: 6.756 GB
Size for https://www.dekudeals.com/items/nier-automata-the-end-of-yorha-edition-switch: 10.892 GB
Size for https://www.dekudeals.com/items/notes: 47 MB
Size for https://www.dekudeals.com/items/ori-and-the-blind-forest-de: 3.513 GB
Size for https://www.dekudeals.com/items/pascals-wager-definitive-edition-switch: 7.605 GB
Size for https://www.dekudeals.com/items/persona5-royal: 14.229 GB
Size for https://www.dekudeals.com/items/pocket-mini-golf: 382 MB
Size for https://www.dekudeals.com/items/pokémon-scarlet: 9.939 GB
Size for https://www.dekudeals.com/items/pokemon-shining-pearl: 6.854 GB
Size for https://www.dekudeals.com/items/police-stories: 442 MB
Size for https://www.dekudeals.com/items/portal-companion-collection: 10.02 GB
Size for https://www.dekudeals.com/items/q-yo-blaster: 200 MB
Size for https://www.dekudeals.com/items/resident-evil-revelations-2: 23.66 GB
Size for https://www.dekudeals.com/items/risen-1: 5.007 GB
Size for https://www.dekudeals.com/items/rive-ultimate-edition: 861 MB
Size for https://www.dekudeals.com/items/saints-row-4-re-elected: 8.561 GB
Size for https://www.dekudeals.com/items/saints-row-the-third-the-full-package: 7.173 GB
Size for https://www.dekudeals.com/items/sniper-elite-4: 6.158 GB
Size for https://www.dekudeals.com/items/sonic-forces: 6.633 GB
Size for https://www.dekudeals.com/items/sonic-frontiers-switch: 15.273 GB
Size for https://www.dekudeals.com/items/spinnys-journey: 472 MB
Size for https://www.dekudeals.com/items/stardew-valley: 1.48 GB
Size for https://www.dekudeals.com/items/super-arcade-soccer: 235 MB
Size for https://www.dekudeals.com/items/super-bomberman-r: 3.839 GB
Size for https://www.dekudeals.com/items/super-chariot: 700 MB
Size for https://www.dekudeals.com/items/super-smash-bros-ultimate: 17.308 GB
Size for https://www.dekudeals.com/items/super-toy-cars: 613 MB
Size for https://www.dekudeals.com/items/sword-art-online-fatal-bullet-complete-edition: 8.786 GB
Size for https://www.dekudeals.com/items/tales-of-vesperia-definitive-edition: 13.106 GB
Size for https://www.dekudeals.com/items/thief-simulator: 2.974 GB
Size for https://www.dekudeals.com/items/timespinner: 452 MB
Size for https://www.dekudeals.com/items/tony-hawks-pro-skater-1-plus-2: 12.27 GB
Size for https://www.dekudeals.com/items/worms-wmd: 5.035 GB
Size for https://www.dekudeals.com/items/yooka-laylee: 8.132 GB
Size for https://www.dekudeals.com/items/yu-gi-oh-legacy-of-the-duelist-link-evolution: 1.712 GB
Size for https://www.dekudeals.com/items/yu-gi-oh-master-duel: 5.574 GB