Line of Action : Great site if you want to practice your sketches in a limited time, with many different references
Coolors.co : Website where you can generate color themes. Really useful to choose colors that go well together, and super easy to get the HEX code as well
EmojiCombos.com : Lots of symbols you can copy and paste to decorate your social medias, your webpage...
sadthemes.tumblr.com : Many pixels gifs/icons sorted by colors
Delphi Tools : Many free tools, so many I can't list them all, I highly suggest to check it out !
cursors-4u.com : Cursors with their HTML code, with many cute options
ynoproject.net : You can play Yume Nikki, Yume 2kki and other fan projects online super easily
Taiko web : Free web version of Taiko no Tatsujin, a rhythm game with silly drums. Lots of different songs playable with multiple difficulties
ACNL Editor : A save editor for ACNL, quite easy to use. Only usable if you hacked your 3DS !
Chunkbase.com : I mostly use this one for its seed map, but I believe you can find other useful stuff on there for your Minecraft worlds :)
Ultimate Favorite Pokémon Picker : Table where you have to choose your favourite Pokémon from each generation and each type
GifCities.org : GIF search, easy to find some funny ones
3dGifMaker.com : To create your own 3D GIFs
MakeSweet.com : Another site to create 3D GIFs
Petpet Generator : Do you want to pet the image of your choice? There you go
