All your UEFN tools in one place
A suite for creators who ship Fortnite islands: know what your numbers are saying, what Discover expects from your metadata, what your project costs in memory and what it can earn.
- live
- 1
- prototypes
- 4
- planned
- 8
Publish and grow
Everything that happens before and after the Publish button on Discover.
Thumbs
AI 16:9 thumbnails, official skin renders as references, JPG export at Epic's format.
liveopenDiscover Linter
Checks title, description, genre and tags before you publish, against Epic's rules.
prototypeopenTile Vault
A dated archive of the thumbnails of the best islands, matched to player inflections.
plannedsoon · read the briefPatch Radar
Warns you when a device your project uses changes version.
plannedsoon · read the briefAlerts
Discord bot: player drops, a competitor passing you, a row change.
plannedsoon · read the brief
Measure
The numbers behind your islands, kept longer than Epic keeps them.
Island Radar
One island by code: peak players, plays, minutes, D1 and D7 retention.
prototypeopenArchive
A snapshot of every public island every 10 minutes, unlimited history.
plannedsoon · read the briefBenchmarks
Medians by genre: what your D1 retention is worth against comparable islands.
plannedsoon · read the briefPayout Model
Estimates payouts with the November 2025 formula, paying players included.
prototypeopenPortfolio
A multi-island, multi-seat console for agencies and studios.
plannedsoon · read the brief
Build
What saves you hours inside the UEFN editor.
Memory Budget
Memory budget of a streaming zone, against the 100,000 unit cap.
prototypeopenVerse Copilot
A Verse assistant grounded on the current version, verified at compile time.
plannedsoon · read the briefAllowlist Index
A searchable index of what is actually allowed in UEFN, asset by asset.
plannedsoon · read the brief