Firefox add-on with keyword - slow

A small, no-nonsense extension to control speed and reverb settings on YouTube videos.

Be slow. 上B站 (Bilibili) 看视频卡不卡？ 让它轻一点卡。延时和错峰出行，道路千万条通畅安全第一条。(alpha, experimental) （这是一个仍在试验阶段的东西，不保证可靠性) Delay some of some websites' resources load , to prevent device being laggy.

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marceline from adventure time theme

Speed up, slow down, advance and rewind any HTML5 video with quick shortcuts.

Open All in Tabs, just not all at once. Lets you open large bookmark folders a few bookmarks at a time to avoid slowing down Firefox.

Polish spell-check dictionary for Firefox, Thunderbird and SeaMonkey.

Productivity add-on. Cuts out distractions by forcing you to wait before entering distracting websites.

LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.

Firefox Language Pack for Slovenčina (sk) – Slovak

Spell-checking dictionary for the Slovene language

Instantly remix music across the web.

Slovak spell checking dictionary for Mozilla applications (based on the "open-source" dictionaries by Zdenko Podobný).

Firefox Language Pack for Slovenščina (sl) – Slovenian

Slow down and speed up videos directly on YouTube like you would on a turntable.

Alters some JS APIs to prevent fingerprinting.

Repeat, speed up, slow down Youtube and any HTML5 video. Create a loop with accuracy to milliseconds. Create mixed playlists.

Snail on banana leaf with fade to black then green.

Slovník pro kontrolu pravopisu pro aplikace Mozilla

Scroll page without touching scroll-bar! Press Middle (Right / Left) mouse button anywhere on the page to scroll just like with scrollbar. Features also: - "grab and drag" scrolling - customizable scrollbars! - the Momentum auto-scroll

Re-enable the possibility to use the context menu on sites that overrides it

Adds a context menu item to search for a selected word in the PONS online dictionary. Clicking the menu item opens a new tab with the search results on pons.com. Languages can be changed on the Add-on's settings page.

replace 'blockchain' with 'fairly slow database' on websites because of a @manfightdragon Twete

Instantly find and follow the same users from your Twitter follower on Bluesky.

Easily add (Access-Control-Allow-Origin: *) rule to the response header.