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Flashes vs Vernissage: catalog facts
Flashes	Vernissage
Free No paid plan is mentioned on the homepage.	Free Free to use and ad-free; source code under Apache 2.0.
iOS, Web	Web, Self-hosted
Up to 20 photos or one-minute videos per post Posts are fully compatible with Bluesky	Exif and custom metadata, including for film photography HDR photo display
Native app is iPhone only Requires a Bluesky or Eurosky account	Smaller community than general-purpose fediverse platforms AI suggestions are optional but may not suit every user
Downloadable app, Web application	Self-hosted, Hosted service
Closed source	Open source
License not stated	License: Apache-2.0
Account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.