Mozilla Firefox Plugins, Add-ons and extension Page 54 of 81

Displays a sidebar that lets you manage your RSS feeds in a folder tree view in Firefox 57+. A "Legacy" theme is available to have look close to "Sage".

NicEdit is a free inline wysiwg html editor you can easily add to your site in seconds! NicEdit is a Lightweight, Cross Platform, Inline Content Editor to allow easy editing of web site content on the fly in the browser.

Displays a small thumbnail of the contents of background tabs when you mouse over them.

Quest Portal is the most powerful virtual tabletop (VTT) for playing TTRPGs on desktop and mobile devices. Quest Portal offers a seamless blend of innovative features, allowing you to dive into thrilling adventures with friends.

AI interview assistant providing real-time answer suggestions during video call interviews for technical and behavioral questions.

KanbanTab is a browser extension that turns your New Tab into a fast and private Kanban board. It is local-first so tasks load instantly. There is no signup required, no ads, and no tracking. You can enable end-to-end encryption for extra privacy, and it syncs across your...

A modern pastebin for developers who care about privacy, speed, and beautiful code sharing. No account required. No tracking. No ads. Just paste.

Perapera Chinese is a pop-up dictionary and study tool for Chinese, which uses the public domain Chinese-English dictionary CC-CEDICT. It works as a free add-on for Firefox and Chrome.

The best digital certificate platform to create, issue, and verify professional credentials and badges. Beautiful design meets powerful verification.

SEO Health Checker is a professional-grade browser extension designed for SEO managers and web developers to perform instant technical audits.

Clypto is a non-custodial cross-chain DeFi aggregation platform that enables users to swap cryptocurrencies like Bitcoin, Ethereum, and stablecoins across multiple blockchains through a single interface.

The S3Fox Organizer(S3Fox), offers the ability to upload or download files to and from Amazon S3. The interface, which opens in a Firefox browser tab, looks much like that of FTP clients with a dual-pane layout.

Adds an option to the context menu to search with an image on Google, Bing, Yandex, TinEye, SauceNAO, IQDB or custom search engines. You can also choose more than one and they will be shown in a submenu!.

Spot SponsorBlock is an open-source crowdsourced browser extension which utilises the SponsorBlock API for skipping sponsor segments in Spotify podcasts.

Adds toolbar buttons for quick access to undo the closing of tabs.

Lokia lets you learn +50 languages from YouTube videos by translating subtitles directly in your browser or by importing videos into the app to save and review vocabulary.

FocusTube is a free and open-source browser extension that removes distracting parts of popular websites without blocking the entire site.

Chat instantly with random people worldwide for free, no registration required. Enjoy fast, anonymous text chats in your browser, with instant, secure connections and privacy protection.

A simple, privacy-focused browser extension to export AI chats from ChatGPT, Claude, Gemini, Qwen, Perplexity, DeepSeek, and Meta AI to Markdown or JSON.

Cache Status is an easy cache status and management tool located right in your address-bar.

100% Pure Content.

Altair GraphQL Client. The only graphQL client editor you will need. Much like Postman for GraphQL with a lot of useful features when working with GraphQL.

Honesty is NOT the go-to policy for everyone and in all settings. Focusing on feelings or self-interest may trump sincerity in the preservation of a relationship. And that's fine. Because truth is not necessarily what we need, at least not all the time.

Slim vertical button to toggle Firefox's (57+) sidebar on/off, on the left of browser. Firefox has native sidebar but no native switch to be touched on the edge of browser. This userChrome script provides experience like All-in-One Sidebar.

Have you had enough of cookie banners? Forget about them! Ninja Cookie will take care of these and can say “no” to them for you!