firefox

A free and open source web browser.

• Launch Firefox and open a web page:

firefox {https://www.duckduckgo.com}

• Open a new window:

firefox --new-window {https://www.duckduckgo.com}

• Open a private (incognito) window:

firefox --private-window

• Search for "wikipedia" using the default search engine:

firefox --search "{wikipedia}"

• Launch Firefox in safe mode, with all extensions disabled:

firefox --safe-mode

• Take a screenshot of a web page in headless mode:

firefox --headless --screenshot {path/to/output_file.png} {https://example.com/}

• Use a specific profile to allow multiple separate instances of Firefox to run at once:

firefox --profile {path/to/directory} {https://example.com/}

• Set Firefox as the default browser:

firefox --setDefaultBrowser

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This work is licensed under the Creative Commons Attribution 4.0 International License (CC-BY).