OpenMarkdown is a feather-light, local-first Markdown editor designed for users who want fast, offline note-taking and document editing. It supports agent collaboration, daily notes, wiki-style organization, and a plugin system for integration with AI agents. Ideal for users who value privacy, speed, and extensibility in their note-taking workflow.
In the Notes & docs space, OpenMarkdown takes a focused approach. It focuses on editing and managing Markdown notes quickly and locally without cloud lock-in or account requirements. It is built as a consumer product for desktop users and developers who prefer local-first note-taking. The product is available for free. OpenMarkdown is available on the command line and macOS.
OpenMarkdown first shipped in 2026. Development happens publicly on GitHub with 5 commits in the last 90 days. Key capabilities include markdown support, local-first, and agent collaboration. It exposes integrations via an MCP server.
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Title: Show HN: OpenMarkdown – A Markdown editor you and your agent co-edit verified by the PulseGate indexer
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