We fairly recently released Bullet Train as 100% open source (https://bullet-train.io/ https://bullet-train.io/). We're beginning to make it work, and have been

We fairly recently released Bullet Train as 100% open source (https://bullet-train.io/ https://bullet-train.io/). We're beginning to make it work, and have been surprised at the amount of enterprise interest it has generated. Just because the code is open source doesn't mean you can't make money out of it.