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1,158 extensions found in Web Development

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  • Secure Check

    Secure Check

    Check how strong your password is with live scoring

    Praveen

    23 users

  • Code Runner

    Code Runner

    Run JavaScript snippets directly in the browser sandbox

    Patricia Harrell

    23 users

  • SearchGlow

    SearchGlow

    Highlight your Google search terms on the landing page

    Jeremy

    23 users

  • Pixel Ruler Overlay

    Pixel Ruler Overlay

    Overlay a pixel ruler on any page to measure elements

    Angelika

  • QR Codes Generator Add-on

    QR Codes Generator Add-on

    Generate QR codes for any URL or text instantly

    Danilo Dantes

    23 users

  • Icon Grabber

    Icon Grabber

    Fetch and download site favicons and apple touch icons

    Tracer

    23 users

  • Box Shadow

    Box Shadow

    Visual CSS box-shadow generator with live preview pane

    Hoseja

    23 users

  • Indicate TLS Pro v2

    Indicate TLS Pro v2

    Enhance your browsing security with Indicate TLS Pro v2! This Firefox addon displays the TLS protocol version of every website you visit, keeping you informed and aware of your online connection's safety.

    Cynthia Bell

    23 users

  • Perplexity

    Perplexity

    Make Perplexity your default search engine (search from address bar). Right‑click “Ask / Summarize” on selected text and send it to Perplexity.

    Perplexity Search

  • Focus Guard

    Focus Guard

    Add sites to a blocklist that redirects to a focus page

    Serafim Mijo

    23 users

  • Hue Builder

    Hue Builder

    Build and export CSS color palettes with harmony modes

    Lonelykk

    23 users

  • Palette Forge

    Palette Forge

    Create complementary analogous and triadic color schemes

    Lonelykk

    23 users

  • Color Shades

    Color Shades

    Generate a full tint and shade scale from any seed color

    Magdalena

  • Prime Checker

    Prime Checker

    Test if any number is prime and list primes up to N

    abofyx

    23 users

  • Find My Tab

    Find My Tab

    Instant fuzzy search across all open tabs in any window

    Lauren Davis

    23 users

  • Git Cheatsheet

    Git Cheatsheet

    Quick reference for common Git commands with descriptions

    ayleen azazel

    23 users

  • MD Table

    MD Table

    Build and copy Markdown tables with a visual grid editor

    KabirCros

  • Color A11y

    Color A11y

    Accessibility color contrast validator with WCAG pass

    Sullivanolson

    23 users

  • Entity Coder

    Entity Coder

    Convert text to HTML entities and back with a reference

    Oclarissa Mary

    23 users

  • Webpage Eraser

    Webpage Eraser

    Erase selected visible elements from the current webpage.

    Warren Bank

    23 users

  • Extract & Ask: AI Workflow Tool

    Extract & Ask: AI Workflow Tool

    Extract web content from any tab, prepend AI prompts, and paste instantly into ChatGPT, Gemini, Copilot and more. Local processing, zero tracking.

    Faisal Bhuiyan

    23 users

  • Selection Pro

    Selection Pro

    Useful text analysis tools for any selected content

    Uulywah

    23 users

  • Ratio Calc

    Ratio Calc

    Scale width or height while preserving the aspect ratio

    CatrinaQ

  • CSS Variables Extractor

    CSS Variables Extractor

    Extract all CSS custom properties from the current page

    Danilo Dantes

    23 users

  • Text Hasher

    Text Hasher

    Hash any string with multiple algorithms and copy output

    horn9k

    23 users