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TabbyAPI vs Aphrodite Engine: catalog facts
TabbyAPI	Aphrodite Engine
Free Free and open source.	Free Free to download and run yourself.
Windows, Linux, Self-hosted, Command line	Linux, Self-hosted
OpenAI-compatible endpoints for existing clients Lightweight server focused on ExLlama models	OpenAI-compatible API Built for high-throughput serving
Only serves ExLlama-format models No built-in chat interface; pair it with a separate front end	Aimed at server deployments rather than casual desktop use Repository has moved to a new name, dphnAI/sonar
Downloadable app, Self-hosted	Self-hosted
Open source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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