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Use your computer's microphone to measure the ambient noise and sound (dB)! With the "Sound Level Meter" add-on, you may measure the ambient sound (dB) and noise with your computer's microphone. This add-on allows you to quickly measure several crucial sound parameters, such as sound level in decibels, noise level, sound average, and normalized sound value. When you initially open the app, it may ask if you want to allow microphone access. Please select Yes in the dialog box to start the add-on. Also, keep in mind that the program may take a few moments to load completely. Please be patient as the add-on is being prepared. Once the loader has vanished, the add-on is ready to use. The add-on captures sound using your system's microphone. If you don't have a microphone on your computer, attach one before utilizing it with this add-on. On the top toolbar of the interface, you'll find several pieces of information regarding the ambient noise. You may also change the capturing sound API by clicking buttons at the top right. The interface of this program may be accessed from a new tab, window, or toolbar popup. To see the microphone permission dialog when you initially launch the software, open it in a new window or tab.
Sqlite Reader Online
Quickly access, edit, and manage your SQLite database from within your browser! You may run any SQLite command you want (SQL and SQLite are quite different, yet they share a lot of features). This add-on is written in JavaScript, using the SQLite library compiled from C code with Emscripten. Emscripten is a source-to-source compiler that converts native C/C++ instructions to JavaScript. To use this plugin, simply drag an SQLite file into the app's UI (top section) and you're good to go. The instructions will be displayed in the text area (middle section) of the UI once the SQLite has been completely loaded. Simply add/change the code, then click on the - Execute SQLite - button in the upper left corner (the green button). Please keep in mind that executing any command might take some time, depending on the size of your SQLite database. The conclusion is displayed in the result section (section III) of the app UI. You may also save the database by selecting - Save Database - at the top and hitting the button. In addition, there's a button to insert a "sample" SQLite code. Simply hit this option, then press the - Execute SQLite - button to see what happens. The main disadvantage of this add-on is that it runs slower than the native SQLite application/library. However, since use of the plugin is much simpler than using the native SQLite application, it's a good choice for small databases. This add-on works best with a moderate database size.
Converter Video
Convert any video file to one of several supported formats (for example, mp4) from your browser! The "Converter Video" extension allows you to convert any video format to another with ease. The FFmpeg library, which is compiled from the C/C++ language to JavaScript using the Emscripten compiler, is used. Emscripten is a source-to-source compiler that converts native C/C++ instructions to JavaScript. To acquire further information about the Emscripten compiler, see this Wikipedia article. To use this add-on, just open the app UI and drag a video file to the designated area. Then input your FFmpeg command into the input file and press the Run button. The link to download the video file will be available at the bottom of the UI once the conversion is finished. Please keep in mind that depending on the video size and type of conversion selected, conversion might take some time. In order for you to start working with this add-on, there are some sample commands (as buttons) offered in the app UI that you may utilize. Because this add-on uses the browser version of FFmpeg, it is slower than desktop applications/libraries. The usage of the extension is simple, however. Simply place it in your browser and it will begin to operate immediately without the need for any extra plugins. It's only suited for simple conversions and has a restricted number on codecs.
Decibel Limiter
Limit the maximum decibel level in a browser tab Decibel Limiter: Smart Volume Control for Chrome Protect your hearing and enjoy a consistent audio experience with Decibel Limiter. This lightweight extension automatically monitors and limits the volume of any audio or video playing in your browser tabs. 🔊 Key Features: • Real-time volume limiting based on customizable decibel thresholds • Visual audio level meter showing current volume in dBFS • Per-tab configuration allows different settings for different websites • Works with popular streaming services including Netflix • Dark mode support that adapts to your system preferences Perfect for night browsing, shared workspaces, or anyone who wants to avoid sudden loud sounds while surfing the web. Decibel Limiter processes all audio locally on your device with no data collection or external connections. 🚀 Full-screen Note for Enhanced Mode (Mic icon): By design, Chrome prevents extensions that manipulate audio from entering true full-screen mode. This ensures the blue rectangle icon stays visible in the tab bar, letting you know the extension is actively processing sound. It's an intentional security measure and cannot be disabled. You can still get a more immersive view by pressing F11 (Windows) or Ctrl + Cmd + F (Mac) to enter full-screen manually. Take control of your audio experience today!
Copy Plain Text
You may copy the selected text to the clipboard without formatting by right-clicking on it. Copy Plain Text is a lightweight plugin that allows you to copy any text without formatting to the clipboard by adding a right-click context menu option. Simply navigate to a website and choose a phrase, then right-click and pick - Copy as plain text from the context menu. The selected text will be copied to the clipboard unaltered. You may also paste links to websites on a Mac using the address bar (ctrl + v) or right-click and select Paste - from the context menu.
