Just anecdotally I can confirm that different development and product teams work good with JIRA and Confluence in conjunction. The agency I work at uses these

Just anecdotally I can confirm that different development and product teams work good with JIRA and Confluence in conjunction. The agency I work at uses these tools together with ovur clients, as well as internally on different levels. We have an internal project were we are just using tasks, subtasks with 3 states in a team of 9 in three to four locations. And we have a client, being served with about 100 people in different teams working on multiple projects, spanning multiple locations. Here we use the same tool. In one case with just a basic setup. One a 'little bit' more elaborate and customized...