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Sheldon vs antidote: catalog facts
Sheldon	antidote

Best for: Manage shell plugins from a structured configuration file	Best for: Zsh users who want a fast plugin manager or are leaving Antibody
Free The open-source software is available without a license fee. Hosting, hardware and external services are separate.	Free Free and open source.
macOS, Linux, Command line	macOS, Linux, Command line
Loads local or remote plugins with configurable installation rules.	Continuity for Antibody and Antigen users Pure Zsh implementation with no extra runtime Focus on fast shell startup
Downloaded plugins run within your shell environment.	Only for Zsh Plugin configuration is left to the user
Downloadable app	Downloadable app
Open source	Open source
License: MIT OR Apache-2.0	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for Sheldon github.com/rossmacarthur/sheldon Catalog checked September 22, 2026	Official website Full listing and sources Sources for antidote antidote.sh Catalog checked September 24, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.