SendRec Screen Recorder от 24Slides

SendRec Screen Recorder lets you quickly capture your screen or current tab in Firefox and upload the recording directly to your SendRec workspace.

It is fully open-source: https://github.com/sendrec/browser-extensions

Key features:
- Record full screen or current tab
- Optional microphone and webcam capture
- Pause and resume recording
- Direct upload flow for faster delivery
- Immediate share link after upload
- Works with app.sendrec.eu or a self-hosted SendRec server

How it works:
1) Open extension settings and sign in to your Sendrec account
2) Open the extension popup and choose recording options (workspace, camera, microphone)
3) Start recording and select the window/tab to capture
4) Stop recording when finished
5) The extension uploads your recording and shows a share URL you can copy and share

Authentication:
- You sign in with your SendRec account in the options page
- Password is used only for login and is not stored
- Access token is stored locally to keep your session active