firefox — independent software & tools
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SemDelay
Reduz o atraso (delay) de lives no YouTube acelerando sutilmente o vídeo até você alcançar o momento real da transmissão.
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Send to RPI
Open the current tab on your Raspberry Pi — one click sends the URL and opens it in Chromium on the Pi.
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ShadowCore Privacy Suite
License-activated privacy suite with proxy routing and YouTube skipper
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Shared Browser
Browse the web together in real-time. Share sessions, see live cursors, annotate pages, and collaborate without screen sharing.
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Sheets Range to Image
Export a selected range of cells in Google Sheets as a high-quality PNG (with full emoji support).
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ShieldBlock Pro
All in one adblocker that has the highest score compared to most adblockers on the market don't believe me give Shield Block Pro a shot
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Shifor VPN — бесплатный прокси
Бесплатный VPN-прокси от Shifor VPN: быстрый доступ к заблокированным сайтам прямо в браузере.
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Shortblocker
Blockiert YouTube Shorts und schuetzt Freischaltung sowie Einstellungen mit einem Passwort.
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Shortcut Sensei
Master essential keyboard shortcuts for VS Code, browsers, Windows/Linux/macOS and popular development tools. Get daily random tips, improve muscle memory, and boost your coding speed.
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Showdown Scout
Transcribe Showdown replay data into copy and pasteable team formats. Open on a replay tab, or post replays and battle logs into the Multi Scout. When navigating to a replay through Showdown's replays tab, the page must be refreshed before scouting.
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Signal Tools
Turn a YouTube podcast into show notes, chapters and a transcript for the Signal Ghost theme, or add a guest to your staff.
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Simpcity Gallery Viewer
A full-screen image gallery viewer specifically optimized for Simpcity forums
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Simple Profanity Blocker
Filters profanity and foul language from web pages in real-time. Privacy-first — all processing stays local.
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Simple totp manager
A simple TOTP authenticator extension.
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Smart Dark Mode
Automatically darkens mostly-light pages and lets you persist a per-site override.
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Smart Dark Mode
Automatically apply dark mode based on time of day or system preference.
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Smart IP Lookup
⚡ IP intelligence, threat score, V2ray config tester, TCP ping & clean IP scanner. Auto-detects IPs when you copy or click. Instant geo, ISP, ASN, block detection. Free, no account needed.
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SmartreplyAssistant
AI side panel for Gmail & Outlook: summarize, translate and draft replies to the open email from your knowledge base.
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SmartViner
SmartViner enhances Amazon Vine for reviewers: a faster catalog feed, a daily recap of new items matched to your taste, duplicate variants merged, category filters, quick product views, and an AI-assisted review writer — all inside Amazon Vine page
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SmoothGPT
Makes long ChatGPT conversations fast by virtualising off-screen message turns with CSS containment.
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Sosi
Download Threads images/videos and export visible Threads posts as images.
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Specter — design inspector
Hover any element to see spacing, type, colour, contrast, grid + design-token fidelity. DevTools, reimagined for designers.
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Specter-dev
Specter makes it easy to view and copy css properties without having to open the overwhelming browser console.
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SpeedRead Extension
Быстрое чтение выделенного текста по технологии RSVP с фиксацией фокуса.
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Split Plus - YouTube MultiViewer
Watch multiple YouTube live streams in custom split layouts: streams + chats side by side, swapped, a 2×2 grid, or plain Firefox tabs.
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sssRssV : RSS viewer
RSS Viewer (Re-layout a RDF/RSS/ATOM feed)
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Start95 Bookmarks
Marcadores con estilo Windows 95 y sincronización en la nube
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suprswitch — Google Account Switcher
Switch Google accounts with a keyboard shortcut — same tab, no avatar menu, in under a second.
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Gemini Enter Key Controller (with Japanese IME Fix
Swaps Gemini enter key behavior: Enter for newline, Ctrl+Enter to send. Fully compatible with Japanese IME input.
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Sync Theme
Automatically switches Gmail, Grafana, and Slack between light and dark to match your operating system's theme. Works only on those sites — no accounts, no tracking, no data collection. Allows custom domains for self-hosted Grafana.
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Tab Capper
Set a hard limit on the number of tabs you can have open at once.
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Tab Colouriser
Colour code your Firefox tabs from the right-click menu, similar to Windows Terminal. Right-click a tab, pick a colour, done.
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Tab Groups Sync
Create, modify and quickly change tab groups, with cloud sync across devices via a private GitHub Gist. Independent fork of Simple Tab Groups by Drive4ik.
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Tab Title Prefix
Automatically prefixes tab titles with the Firefox Multi-Account Container name, so identical tabs from different accounts can be told apart at a glance.
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tabbat
tabbat — customizable New Tab dashboard
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TabKeep - Tab & Session Manager
Save RAM and clean up clutter by managing your browser tab sessions. Features smart auto-naming, instant memory saving, JSON backups, and full EN/RU support.
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TabMigo — Visual Bookmark Manager
Visual bookmark manager and custom new tab. Save any tab in one click; organize bookmarks, notes and to-dos on tiled workspace boards.
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tabs buddy
tabs management for test
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TabTuner
Control the volume of each tab individually and use Smart Ducking to lower background audio.
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Tanuki Image Translator
Translate manga, manhwa, webtoons, comics, screenshots, and image text on webpages with one click.
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TD Tag & Consent Inspector
Debug del Google Consent Mode v2 (gcs/gcd) e dei tag GA4, GTM, Meta Pixel, Microsoft Clarity, TikTok e LinkedIn. L'icona diventa verde o rossa a seconda dello stato del Consent Mode v2. Tutto in locale, nessun dato trasmesso.
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TempEmail - Disposable Inbox
Disposable email inbox in your browser. No signup. Real-time delivery, unread badge, OTP auto-copy. By temp-email.ai.
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Tenjin Art - AI Manga Translation
Translate any manga in a few clicks. Fast, accurate, and effortless - Read your favorite stories instantly!
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Text to Speech (TTS) Read Aloud by Audeus
Read aloud using text-to-speech (TTS) to convert webpages, PDF, emails, & text to audio. Text-to-speech extension with AI voices
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TexWaller AI Connector
Connect TexWaller to supported AI providers in a simple, guided way.
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Threads Quick Block
Block Threads authors with one click. A small × next to usernames in your feed, with undo.
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Threat Feed Analyzer
Aggregates and analyzes threat intelligence RSS/Atom feeds, maps items to MITRE ATT&CK techniques, and surfaces security insights for researchers.
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Titan Guard VPN - Fast & Secure
Fast and secure VPN extension for Firefox. Hide your IP, protect browsing on public Wi-Fi, and connect in one click.
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Toplio
Instantly discover whether the website you're visiting has a listing on Toplio, the global competitive listing ranking platform. View profiles, rankings, and associated social media accounts with a single click.
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TorrentRelay
Download torrents and magnet links straight to your device via TorrentRelay.Download any torrent or magnet link straight to your device — no torrent client, no setup required.
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TrackBlock – Email Tracker Blocker
Detect and block email tracking pixels in Gmail, Outlook, Yahoo Mail, and 15+ other email clients. Local-only analysis. Zero data collection.
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Traduct: Bluesky Translator
Traduct translates Bluesky posts locally.
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Trainers Web Plus
A browser extension that enhances UX for Pokemon TCG Asia, locally known as Trainers Web.
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TripleDip.ai
Find the best cashback, points, and miles offers while you shop
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TrueLive
Watch YouTube live streams with the lowest delay your internet allows — broadcast-TV territory. Fully adaptive, zero data collection.
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Tube-U Boost
Get 3x more credits on Tube-U. Boost stretches every credit pack 3x further.
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BadgeNotify - Twitch Badge Alerts
Get desktop alerts for active and upcoming Twitch badges. Track badges, set reminders and never miss one.
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TypeSpeed Tracker
Track your typing speed automatically as you type anywhere on the web. See live WPM and accuracy in a discreet overlay, then review daily stats, streaks, and trends in your dashboard. No setup, no typing tests, just ambient insight.
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Ultimate Video Blocker
Permanently blocks video content on sites you choose and replaces it with a readable transcript.
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UnitCart Bench
Compare unit prices, discounts, tax, and package sizes in a local shopping worksheet.