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mpls vs Marksman: catalog facts
mpls	Marksman
Free Free and open source under the Apache 2.0 licence.	Free Free and open source under the MIT licence.
Windows, Command line	Windows, Linux, Command line
Works with any editor that speaks LSP Live browser preview while typing	Brings code assist to Markdown in any LSP-capable editor Per-project configuration through a TOML file
Needs editor configuration to hook up the language server Preview only; it does not edit Markdown itself	Needs an editor with Language Server Protocol support Not a standalone editor
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: MIT
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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