What's the best product backlog tool to use?

Ideally the tool should be able to support various product backlogs and ways to link items between different backlogs. It should also be easy to sort the backlog using various matching criteria

2 recommended

1
JIRA Software

Baruch YochaiProduct Manager · Written
This tool will perfectly suit your needs to add backlogs and manage them
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1
Aha!

The World's #1 Product Roadmap Software

Baruch YochaiProduct Manager · Written
Also, you can try to use AHA. Add your backlogs and manage them
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