ninjakiwi.com
Ninja Kiwi Archive is a collection of over 60 classic Flash web games from the Ninja Kiwi website, preserved to remain playable after browsers stopped supporting Flash. It includes forerunners to games such as Bloons TD 6 and Flash versions of titles like Bloons TD 5 and SAS: Zombie Assault 4. Players can log in to a Ninja Kiwi account to reclaim saved progress.