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Generate Firefox on Linux User Agent Strings

Create accurate firefox user agent strings for linux devices. These UA strings match the format used by real firefox browsers running on linux and are ready to copy for web scraping, testing, and browser simulation tasks.

Sample Firefox / Linux User Agents

Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:122.0) Gecko/20100101 Firefox/122.0
Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:123.0) Gecko/20100101 Firefox/123.0
Mozilla/5.0 (X11; Linux x86_64; rv:123.0) Gecko/20100101 Firefox/123.0
Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:126.0) Gecko/20100101 Firefox/126.0
Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:126.0) Gecko/20100101 Firefox/126.0

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About Firefox User Agent Strings

Firefox is Mozilla's open-source browser known for privacy features. Firefox UA strings use the Gecko engine identifier and follow a distinct format that differs from WebKit-based browsers. Firefox has a loyal following among developers and privacy-conscious users. User agent strings for Firefox on Linux include the platform identifier (X11) along with rendering engine and browser version details. Web servers and analytics tools parse these strings to determine browser compatibility, serve appropriate content, and track usage statistics. Our generator creates properly formatted Firefox UA strings suitable for testing HTTP clients, configuring scrapers, and simulating different browser environments.

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