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