ONCE Review 2026
What is ONCE?
ONCE is a line of self-hosted software products (such as Campfire group chat and Writebook) that you buy once with no subscription and get the source code.
Best for
Mixed
Use cases
- Self-hosted team chat
- Self-publish books
Key features
Self-hosted apps
One-time purchase
Source code included
Campfire group chat
Writebook publishing
Pricing
Model
paid
Price range
One-time purchase, no subscription; source code included
Free tier
No
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