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Design & ValidateToolOpen sourceFreemium
Fider
An open-source feedback portal where players submit ideas, find duplicates, vote, comment, and follow decisions, available as a managed cloud service or self-hosted deployment.
Visit official siteContent updated Aug 3, 2026Automated check reached the official site · Checked Aug 24, 2026
Why use it
Closed tests, early access, and live games can turn scattered feedback into sortable evidence while explaining tradeoffs publicly and reducing duplicate support tickets.
Where it fits
Use prototypes and playtests to find core experience problems while they are still cheap to fix.
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What to check
Self-hosting is free but requires database, email, backup, and upgrade operations under AGPL-3.0; votes represent vocal participants rather than the whole audience and cannot set priorities automatically.