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AnythingLLM vs Sidekick: catalog facts
AnythingLLM	Sidekick
Freemium The desktop app is free and MIT licensed. Mintplex Labs sells a hosted cloud version.	Free Free to download from GitHub.
Windows, macOS, Linux	macOS
Chat, vector database and document pipeline in one install, no setup Works fully locally, or with a cloud provider key if you prefer	Native macOS interface Answers using your own files, folders and websites
Answer quality depends on the local model, which on a normal laptop is modest Indexing a large document set takes time and disk	macOS only Answer quality depends on the local model and your hardware
Downloadable app, Self-hosted	Downloadable app
Open source	Closed source
License: MIT	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 1, 2026

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