Hi,
I dont know if there is any full blown tool for this kind of task.
But here a few I use:
- Trello (www.trello.com)
- JIRA (https://de.atlassian.com/software/jira)
- articy:draft (want to in future) (Articy)
- Hacknplan (hacknplan.com)
- …
I’m also searching for some other tools :).
freakxnet