IP Detail
Break down any IPv4 address into its integer, hexadecimal and binary forms, show the address class and scope, and build the in-addr.arpa reverse pointer. Accepts dotted, decimal or hex input. Runs locally.
Epoch & Duration
A timestamp and duration helper: humanize durations, break them into weeks, days, hours, minutes and seconds, and translate Unix epochs to readable dates and back. Runs locally.
NetScope
A beautiful network inspector that works everywhere.
Text Diff Offline
Compare two blocks of text and see a line-by-line diff with added and removed lines highlighted. Options to ignore case and whitespace. Offline.
Page Word Counter for Podcasts
Single-purpose tool for Firefox: counts words on the current page. No data collection.
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Cart Tracker
Assists healthcare professionals with pharmaceutical data research and information gathering from regulatory websites involving drugs and their prices.
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Gratuity Calculator UAE
Quick UAE Gratuity Calculator as per latest MOHRE rules 2026. Calculate your end-of-service benefits instantly for all Emirates including Dubai, Abu Dhabi and Sharjah.
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SubNet Calc for Android
Calculate IPv4 subnets in mobile Firefox browser on Android. Computes network addresses, broadcast addresses, host ranges, and usable hosts.
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Cron Explainer
Paste a cron expression and instantly see a plain-English description plus the next upcoming run times. Supports ranges, steps, lists, names and @shortcuts. Offline.
supertools-browser-toolkit
20+ browser tools in one extension. Calculator, Converter, Color Picker, JSON, Dark Mode, Password Gen & more. 100% offline.
HTTP Status Reference
A searchable reference of HTTP status codes with names, plain-English meanings and categories. Look up by code or keyword like timeout or gateway. Offline.
Library Sniffer
Sniff website frameworks, libraries, servers, and optional remote technology API results.
Meneame LinkBack
Recupera la funcionalidad de ir a la noticia desde el enlace del título en la portada
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