Voice notes for Jupyter notebooks — record audio comments linked to specific lines of code.
Author: Muhammad Yahya Kamran License: MIT
What it does
VoiceCell adds a Voice Note button to your Jupyter notebook toolbar in VS Code. Click on any line of code, press the button (or Alt+V), and record a voice note. The recording is saved next to your notebook and a clickable marker is injected into that exact line.
Features
🎙 Record voice notes linked to specific cells and lines
▶ Click Play vm_1 above the line to play back
🌊 Waveform visualization in the player
⏩ Playback speed control (0.5x, 1x, 1.5x, 2x)
🗑 Delete voice notes from within the player
💾 Audio saved to voicecells_of_(notebook) folder alongside your notebook
🔒 Fully local — no data sent anywhere
Requirements
VS Code with the Jupyter extension installed
Python 3.10+
The following Python packages (installed automatically on first use):
sounddevice
soundfile
numpy
Installation
Search for VoiceCell in the VS Code Extensions marketplace, or install via:
ext install MuhammadYahyaKamran.vscode-voicecell
Usage
Open a .ipynb notebook in VS Code
Click inside a cell on the line you want to annotate
Click Voice Note in the notebook toolbar or press Alt+V
Record your message and click Stop & Save
A # 🔊 vm_1 [timestamp] comment appears on that line
Click ▶ Play vm_1 above the line to play it back
Sharing notebooks
Share the .ipynb file together with the voicecells_of_<notebookname> folder. Anyone with VoiceCell installed can play back all voice notes.
Privacy & Safety
🔒 Microphone access is local only
💾 Audio saved locally as .webm files — never uploaded anywhere
🚫 No telemetry, no tracking, no external connections
