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  • Greasemonkey

    Outros
    Avaliado em 4 de 5 estrelas (854)
    Customize the way a web page displays or behaves, by using small bits of JavaScript.
    1.801.849 usuários
  • Flashblock

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    Avaliado em 4 de 5 estrelas (869)
    Never be annoyed by a Flash animation again! Blocks Flash so it won't get in your way, but if you want to see it, just click on...
    1.050.638 usuários
  • EPUBReader

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    Avaliado em 5 de 5 estrelas (129)
    With EPUBReader you can read ePub files just in Firefox. No additional software needed!
    473.248 usuários
  • Garmin Communicator

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    Avaliado em 3 de 5 estrelas (18)
    The Garmin Communicator is an internet browser plugin that allows you to easily transfer data between websites and Garmin GPS devices.
    288.950 usuários
  • Session Manager

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    Avaliado em 4 de 5 estrelas (420)
    Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.
    266.176 usuários
  • PDF Viewer

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    Avaliado em 4 de 5 estrelas (212)
    PDF.js brings Portable Document Format (PDF) reading capabilities to your browser using web standard technologies.

    Please report issues to: https://github.com/mozilla/pdf.js/issues
    193.414 usuários
  • Memory Fox

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    Avaliado em 4 de 5 estrelas (257)
    Attempting to reduce both Browser and Flash RAM Memory usage. Memory Fox will promote the increase of available RAM memories for other application processes. Hopefully, fostering any attempts of Memory Recovery and Retention.
    165.179 usuários
  • Add-on Compatibility Reporter

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    Avaliado em 4 de 5 estrelas (194)
    Help make Firefox better. The Add-on Compatibility Reporter enables you to report if the Firefox add-ons that you're using are working properly.
    135.528 usuários
  • wmlbrowser

    Outros
    Avaliado em 4 de 5 estrelas (26)
    Simulate WAP browsing by viewing WML (Wireless Markup Language) pages.
    126.366 usuários
  • Low Quality Flash

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    Avaliado em 4 de 5 estrelas (39)
    Sets Flash objects to "Low Quality" to improve performance on slower platforms (i.e. older computers, netbooks, and Firefox Mobile).
    96.014 usuários
  • UnMHT

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    Avaliado em 5 de 5 estrelas (182)
    UnMHT allows you to view MHT (MHTML) web archive format files, and save complete web pages, including text and graphics, into a single MHT file in Firefox/SeaMonkey.
    89.546 usuários
  • LeechBlock

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    Avaliado em 5 de 5 estrelas (396)
    LeechBlock is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
    78.440 usuários
  • Secure Login

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    Avaliado em 4 de 5 estrelas (277)
    Secure Login is an extension for Firefox integrated password manager.
    71.077 usuários
  • Translate This!

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    Avaliado em 4 de 5 estrelas (59)
    Translate the whole entire page or just a selection using Google Translate.
    71.046 usuários
  • Save as PDF

    Outros
    Avaliado em 3 de 5 estrelas (82)
    Lets you download web pages as PDF in one click.
    68.595 usuários
  • Mozilla Firefox hotfix

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    Ainda sem avaliações
    This official add-on enables Firefox to provide quick fixes for selected issues.
    65.911 usuários
  • Nightly Tester Tools

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    Avaliado em 4 de 5 estrelas (182)
    Useful tools for the nightly tester.
    59.976 usuários
  • Reinstates the extensions.checkCompatibility preference without respect to the current application version.
    48.462 usuários

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