Site Themer
Write your own CSS for any site and see it applied the moment you save.
ArchivioMD Verifier
Automatically detects and cryptographically verifies content integrity on sites using the ArchivioMD WordPress plugin confirming hashes, signatures, and timestamps.
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Tempo Master
Practice with a rock-solid click: fine and coarse BPM controls, up to 7/4 meters and a clear accent on beat one.
Sovendus Integration Tester Beta
Use this extension to verify if your SovendThis extension can be used to verify if your Sovendus Voucher Network or Checkout Benefits integration is setup properlyus integration is setup properly
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Calcis: LLM Cost Estimator
See what your LLM prompt will cost before you send it. Works on ChatGPT, Claude, and Gemini.
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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.
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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.
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TL;DR Summarizer
Get the gist of long reads instantly. This extension extracts a page's main text and ranks its sentences with a local TextRank model to surface the 3–5 most important ones, then lets you copy them.
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Readability Score
Measure how hard a page is to read. Get a live Flesch Reading Ease score, a US grade level, words per sentence, word count and estimated reading time for the whole article or just your selection.
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Password Strength Meter
Test how strong a password is, entirely offline. Estimates entropy in bits, rates it from very weak to very strong, shows an approximate offline crack time, and suggests how to improve it. Nothing is ever sent anywhere.
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older reddit
Redirects reddit.com to old.reddit.com. Toggle it on or off from the toolbar popup. Vanilla JS. Made by claude.
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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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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.
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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.
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Page Sonification
Listen to the shape of a web page. Headings, links and images are mapped to musical tones — play the whole structure as a short sequence, or switch on live mode to hear elements as you scroll past them.
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History Roulette
Take a nostalgic spin through your browsing history. One click pulls up a random page you once visited, filtered by age, so you can revisit old finds you'd otherwise forget.
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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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