The worst shoes in the world are a godsend to a person who's been walking across the desert in bare feet. Doesn't mean they're good shoes.
Good project management systems are simple and frequently not completely technically automated. Trello, or its older cousin "index cards on a whiteboard" are popular. Regular GitHub issues handle much of what needs to be handled, as long as you impose an organizational policy for how you'll go about triaging and updating status in them. Scrum stand-ups are just... regular meetings. None of this is very fancy; none of it needs to be.
Good project management systems are simple and frequently not completely technically automated. Trello, or its older cousin "index cards on a whiteboard" are popular. Regular GitHub issues handle much of what needs to be handled, as long as you impose an organizational policy for how you'll go about triaging and updating status in them. Scrum stand-ups are just... regular meetings. None of this is very fancy; none of it needs to be.