University Exam update_version
Locks down the browser during MCQ exams, restricting students to a single allowed exam website and blocking all navigation, new tabs, and keyboard shortcuts.
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BrowserSync Spaces
Sync spaces, open tabs, and pinned URLs with your self-hosted BrowserSync server.
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Passphrase Meter
Check your passwords and passphrases for strength without any network access. See the estimated entropy, a clear rating, how long an offline attack might take, and tips to make it tougher — all computed locally.
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Ad Carbon Emission Tracker: Sustainable Browsing
Measure the carbon footprint of digital ads you encounter. Track CO2 emissions across news, streaming, shopping and social sites. Manage the amount of ads you consume, improve your web sessions.
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HeadEdit
Adds a browser toolbar icon that allows setting of global or domain-specific header overrides.
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SearXNG (search.mdosch.de)
Make SearXNG (instance search.mdosch.de) the default search engine. SearXNG (previously Searx) is a free and open-source metasearch engine.
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TrackMeck – Webseiten Ressourcen-Tracker & CSV-Exp
Tracke alle geladenen Ressourcen, API-Calls & Assets auf einer Webseite – mit CSV-Export für Analyse & Sicherheit.
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Deadweight
Drop the deadweight. Instantly block ads, analytics trackers, and annoying consent pop-ups to drastically improve page load times and protect your privacy.
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Still: Block Shorts & Reels
Open for what you came for. Remove YouTube Shorts free; Still Pro ($1.99 once) removes Reels, blocks TikTok, and syncs settings across supported browsers. Desktop Firefox only. On mobile, Still works only in Safari - not native apps.
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Vigil24 Discovery
Detect AI tool usage across your organization and report discovery signals to Vigil24.
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Tistory Shield
티스토리를 사용하면서 발생할 수 있는 각종 문제를 차단하는 확장 프로그램입니다. 블로그에 보안문제를 해결하며, 내 블로그 광고를 차단하여 애드센스 무효클릭을 방지해줍니다.
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Bitcoin Block Height
Live Bitcoin block height and latest block info from mempool.space, updated every 5 minutes.
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Ember — Strict Mode
Blocks distracting sites during your Ember Deep Work sessions — an optional companion to the timer, controlled entirely by you.
mywebook catool
Use mywebook clipping tool to save articles, videos, images, products and more to your account for later reading and easy access.
YouTube Mentor
YouTube Mentor není blokátor — je to most. Ukáže každý kanál a video, co dítě sleduje. Nejde o kontrolu, ale o porozumění.
