YouTube Zen
A calmer YouTube: hide Shorts, related videos, comments, the home feed and end screens with one-click toggles.
Flashcard Drill
Spaced repetition with Leitner boxes: study what is due, promote what you know, repeat what you miss.
Table To CSV
Pulls any HTML table off a page into CSV, TSV, Markdown or JSON, with colspan and rowspan expanded properly.
Ultimate QR Code
Generate a QR code from any text or the current page, with selectable error-correction levels and PNG download. Right-click selected text or the page to make a QR, or right-click an image to read one.
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Cookie Editor
현재 탭의 쿠키를 편집, 검색, 가져오기 및 삭제할 수 있습니다. 테스트, 개인정보 보호 및 로컬 쿠키 내보내기를 위한 간단한 쿠키 관리자입니다.
Escape Tool
Escape and unescape text in six formats: JSON string, backslash, HTML entities, URL encoding, shell single-quote and regex. Switch direction with one click.
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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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Project Structure Builder
Generate project folder structures and directory trees from text to downloadable ZIP files instantly. Best offline developer tool.
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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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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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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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