Android 版扩展只能在 Android 版 Firefox 上使用。若要探索桌面版 Firefox 附加组件，请访问桌面版网站。

登录

分类 网页开发 中找到 1,151 个扩展

过滤结果
搜索结果
  • EXIF Reader

    EXIF Reader

    Read and display image metadata from uploaded photo files

    Darian Simmon

    31 个用户

  • ScreenRuler

    ScreenRuler

    On-screen ruler to measure distances and element sizes in pixels

    Ozana

    31 个用户

  • PX Ruler

    PX Ruler

    Overlay ruler tool to check sizes and spacing on page

    keser

    31 个用户

  • Note MD

    Note MD

    Persistent markdown notebook with live preview toggle

    Margahara

    31 个用户

  • History Heatmap

    History Heatmap

    Visualize your browsing activity as a GitHub-style heatmap calendar. Click any day to see the sites you visited.

    Kaalas Daria

    31 个用户

  • FeedDrop

    FeedDrop

    Drop in your RSS feeds and read latest headlines from the toolbar

    Kinnaman

    31 个用户

  • Number Base Converter

    Number Base Converter

    Convert numbers between binary, octal, decimal, and hexadecimal. Shows ASCII/Unicode character for single values.

    Zion

    31 个用户

  • ElementQuery

    ElementQuery

    Query CSS selectors by clicking elements on any webpage

    ness4laizip

    31 个用户

  • OGPreview

    OGPreview

    Preview how any page looks when shared on Twitter, Facebook and LinkedIn

    Filmp

    31 个用户

  • AutoComplete

    AutoComplete

    Speed up form filling — store profiles and inject them into web forms

    Benjamin

    31 个用户

  • Design Tokens

    Design Tokens

    Inspect and copy CSS variables used on any website

    Radbod Itzayana

    31 个用户

  • SelectorPick

    SelectorPick

    Click any element to get its CSS selector and copy it

    ness4laizip

    31 个用户

  • JSONScope

    JSONScope

    JSON viewer for raw API responses — formatted, searchable and copy-ready

    GoodGame

    31 个用户

  • Quick MD Notes

    Quick MD Notes

    Fast markdown notepad with formatting and storage

    Margahara

    31 个用户

  • MetaScope

    MetaScope

    Inspect all meta tags on the current page — SEO, OG, Twitter cards

    omyjuk

    31 个用户

  • DeepWork

    DeepWork

    Deep work timer — block chosen sites and track focus sessions

    Albert Lowew

    31 个用户

  • Base Converter

    Base Converter

    Convert numbers between binary, octal, decimal, and hexadecimal. Shows ASCII/Unicode character for single values.

    Zion

    31 个用户

  • CSSOverride

    CSSOverride

    Override any site's CSS with your own rules — saved per domain

    IDGAF_Fandom

    30 个用户

  • ImageMap

    ImageMap

    Map every image on the current page — dimensions, alt and URL

    Wendy Martinez

    30 个用户

  • StackDetect

    StackDetect

    Sniff the tech stack — detect React, Vue, WordPress, jQuery and 30+ more

    wrahimi

    30 个用户

  • Fmt Code

    Fmt Code

    Auto-format and indent code for multiple languages

    Noela

    30 个用户

  • Table Forge

    Table Forge

    Generate formatted Markdown tables by adding rows visually

    Haasa Chinasa

    30 个用户

  • SiteFreq

    SiteFreq

    See how often you visit each site — domain frequency tracker

    Akbarbale

    30 个用户

  • Anchor Jump Map

    Anchor Jump Map

    Browse page headings as a clickable table of contents. Available in English, Russian, and Ukrainian.

    elianmid

    30 个用户

  • QuickFill

    QuickFill

    Fill any web form instantly from saved profiles with one click

    Benjamin

    30 个用户