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LastBrowser

Open-source browser with local Sidekick AI

Open sourceProductivityListed Nov 6, 2026
Live on LaunchesWeek 46

About LastBrowser

LastBrowser is a free open-source desktop browser for Windows and Linux (preview) with a built-in Sidekick AI assistant that can run locally via Ollama. Built on Electron under GPL-3.0. For people who want helpful AI in the browser without cloud lock-in.

What LastBrowser does

AINave analysis

Lets users browse the web, get AI assistance, and run terminal commands from one desktop browser window.

Best for
DevelopersCreatorsPower usersPrivacy-conscious users
Use it to
  • Separating work and personal browsing into isolated spaces
  • Asking an AI assistant questions while browsing
  • Running shell commands and local models inside the browser
  • Streaming video in the browser
  • Connecting external tool servers through the Model Context Protocol

Based on LastBrowser's listing and website.

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Alternatives to LastBrowser

See all 4 alternatives
  1. 1
    Sigma AI Browser

    Chat with AI, generate images, summarize articles. All In one App

    Pick it if you need a browser on macOS, iOS or Android as well as Windows, with a local offline language model, a built-in ad blocker and separate browser profiles.

    • Free plan
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    • macOS
    • Windows
    • iOS
    • Android
    Covers most of itFreeSimilar price to LastBrowserView Sigma AI Browser
  2. 2
    Personal Assistant by HyperWrite

    Your hands-free browsing sidekick.

    Claim this listing

    Pick it if you mainly want an agent to triage Gmail, research topics with cited sources, and book or order online, and you don't need a full desktop browser.

    • Free plan
    • Web
    • Browser extension
    Covers some of itFreeSimilar price to LastBrowser
    View Personal Assistant by HyperWrite
  3. 3
    Chrome Autopilot

    Transform Your Browsing Experience with Voice Control and Chat!

    Claim this listing

    Pick it if your team runs back-office browser tasks like form filling and invoice payments in a signed-in Chrome, and you want voice control and MCP access.

    • Free plan
    • API
    • Web
    • iOS
    • Android
    • Browser extension
    Covers some of itFreeCosts more than LastBrowser
    View Chrome Autopilot