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Opera Neon vs Fellou: catalog facts
Opera Neon	Fellou
Paid Offered as a paid subscription.	Freemium Free to download, with paid plans for heavier agent use.
Windows, macOS	Windows, macOS
Several agents for different kinds of tasks Can read and act on the pages you have open	Agent can run multi-step tasks across several websites Shows an editable action plan before it acts
Closed source Agent features depend on online AI services	Browser itself is closed source Agent actions depend on AI services and an internet connection
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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