Sure, RetroTool is awesome.

But have you considered these open source alternatives?

They are free, self-hostable and community-driven.

Check by yourself:  Scrumlr .

  1. So is Scrumlr

    Webapp for collaborative online retrospectives

    ★ 291 Retrospective Agile Scrum License: MIT

    Scrumlr is an online collaboration tool that helps teams reach new heights. Start your first retrospective or collaborative session in an instant - no registration required and completely free and open source.

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