Firefox

Build Adafruit projects right from Firefox

Use Web Serial to connect, code, and control compatible hardware devices directly from your browser.

Firefox is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox Privacy Notice

Recommended by Adafruit for Web Serial programming

Firefox gives Adafruit users a direct path from idea to connected hardware project — no extra tools or complex setup required.

Connect directly to your boards

Use Web Serial to communicate with compatible devices from Firefox, right from supported web tools.

Less setup, more making

Open Firefox, connect your device, and start coding without a separate desktop app.

Built for the open web

Firefox is open source and made by Mozilla, the people-first organization behind an independent web.

Firefox is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox Privacy Notice