I use aHR0cHM6Ly9uc3cydS5jb20v

i always go to https://www.ziperto.com/

I use switchgamesmall, they have like +12k games and never had any virus by far

Link : aHR0cHM6Ly93d3cuc3dpdGNoZ2FtZXNtYWxsLmljdS8=

i think this is good site for anyone who wants a full skill challenge game. here is geometry dash

I use this one: https://romslab.com/