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Spyder vs JupyterLab Desktop: catalog facts
Spyder	JupyterLab Desktop
Free Free and open source.	Free Free and open source, maintained by the JupyterLab project.
Windows, macOS, Linux	Windows, macOS, Linux, Command line
Variable explorer for inspecting data Built-in IPython console	Runs JupyterLab in its own window without a manual server setup Can install a Python environment for notebooks
Focused on Python only Less suited to general web or application development	Electron-based, so heavier than using JupyterLab in an existing browser Bundled environments add significant disk use
Downloadable app	Downloadable app
Open source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.