Gemini Enter Key Control (by marusin)

Reduce accidental Enter-key sends in Gemini, Gemini Notebook, Google Flow, Google Chat on the web, and Chat inside Gmail.

【Notice: Permission confirmation after updates】 Recent updates added support for Google Flow, Google Chat, and the new Gemini Notebook domain. To enable the extension to work on these services, additional supported sites were added. As a result, your browser may display a confirmation for new site permissions during an automatic update. The extension does not collect, store, or transmit your input or conversation content. The added permissions are used only to control the Enter key behavior in supported input fields. Gemini Enter Key Control is a browser extension that lets you use Enter for line breaks and send with a keyboard shortcut of your choice. ■ Main features ・Use Enter to insert a line break ・Send with your selected keyboard shortcut ・Choose from shortcuts such as Shift+Enter, Ctrl+Enter, and Cmd+Enter ・Designed with IME input in Japanese, Chinese, Korean, and other languages in mind ・Prevents duplicate submissions caused by holding down a key ・Easily change settings from the extension popup ✅ Google Chat support In Google Chat on the web and Google Chat inside Gmail, you can use Enter for line breaks and send with your selected keyboard shortcut. This helps reduce accidental submissions in direct messages, group messages, Spaces, and other supported message fields. Inside Gmail, the extension applies only to Google Chat input fields. It does not apply to email composition, reply, subject, search, or other Gmail input fields. ※Google Meet chat is currently not supported. ✅ Google Flow support In Google Flow, you can use Enter for line breaks and send with your selected keyboard shortcut. This helps reduce accidental submissions when writing long instructions or multi-line prompts. Send-key control in Google Flow is currently supported on Windows. ■ Supported services The extension supports the following official web services: ・Gemini https://gemini.google.com/ ・Gemini Notebook https://notebook.google.com/ https://notebooklm.google.com/ ・Google Flow https://labs.google/fx/tools/flow/ ・Google Chat on the web https://chat.google.com/ ・Google Chat inside Gmail https://mail.google.com/ Gemini Notebook supports both the new domain, “notebook.google.com,” and the previous domain, “notebooklm.google.com.” Inside Gmail, the extension applies only to the embedded Google Chat input fields. ■ Unsupported screens and input fields The extension does not apply to the following: ・The built-in Gemini side panel in the browser ・The source search field in Gemini Notebook ・Input fields in Google Flow other than the chat input ・Gmail email composition, reply, forwarding, subject, and search fields ・Google Meet chat ■ After installation If a supported service was already open when you installed the extension, reload the page once to apply the extension. ■ How to use 1. Reload the supported page 2. Open the extension icon from your browser toolbar 3. Turn the extension on or off and select your preferred send shortcut ■ Privacy and security ・Your input content is not collected ・Your input content is not stored ・Your input content is not sent outside your browser ・Only the minimum permissions required for operation are used ・The source code is publicly available on GitHub Inside Gmail, the extension operates only on the embedded Google Chat screen and does not run on Gmail’s email input fields. ■ Release notes Version 1.6.1 ・Added support for Google Chat inside Gmail ・Continued support for Google Chat on the web ・Gmail email composition, reply, subject, and search fields remain outside the extension’s scope ・Improved Google Chat frame detection ・Improved compatibility and stability If you find this extension useful, a rating or review in the store would be greatly appreciated and will help support future improvements.