About This Launch
LastBrowser is a free, open-source (GPL-3.0) browser for Windows, with a Linux preview, and a built-in AI assistant called Sidekick. Sidekick works with your own API keys or local Ollama models, and Spaces keep cookies and logins separate. No account is required.
Why I Built This
LastBrowser is an open-source browser built around an AI assistant you control, using your own keys or local models.
Launch Details
CategoryDeveloper Tools
StageLive
ListedNovember 7, 2026