Asana or similar in nextcloud?

HI friends, im totally new here… im an user… i heard about nextcloud only the best… but question. We are a small sales/distribution company and of course we made a hudge installation and we have now a problems to get all the project in a good way… so we are looking what can we get… one is asana… but for my point of view is much more to hard then our system now… so question for yo uas users… have next cloud possible app who can help us solved this problem?

we need standard features for a projects like goods, which carsm people who working there number mails… co operations… invoices delivery times…

thanks for help…

Deck app is a good starting point
Tables app
Openproject integration