There is a whole wikipedia page dedicated to this:
https://en.wikipedia.org/wiki/Category:Software_companies_of...
If you seriously want to boycott "Russian" software, why don't you start with this Sergey Brin guy - sounds Russian to me /s
Ilya MakarovView - CEO Pavel Trubetskov - CMO Alexander Shabayev - Head od Sales
I suggest opting for other better alternatices like Yo!Kart (https://www.yo-kart.com/) , Shupp (https://www.shuup.com/)