Fortunately, I own a dualshock 3! It should have been recognized by the game. It should have even displayed X, O, /\ and  icons on screen! It's all there. But it's true that I only tested that feature on windows, not on linux. I'll try to fix that in an update. Thanks for reporting! :)
Recent community posts
If you like shoot'em ups, we got a new treat for you! Pawarumi is set in a futuristic universe, inspired by the pre-columbian civilizations. You'll play as Axo, pilot of the holy ship Chukaru, in a quest for revenge of the betreyal caused to the people of Earth. With its unique abilities, Chukaru can deal extra damage, heal itself or charge a super attack, simply by shooting with the right weapon on the right type of enemy! Mastering this Trinity Mechanic will be key to your success in Pawarumi.
Head over to http://manufacture43.itch.io/pawarumi to get it!
GL & HF :)