WordPress Core Committer / Gutenberg contributor from Japan
A visual Markdown editor powered by the WordPress block editor experience.
- Block-based editing for Markdown files, with your original syntax preserved
- Monaco source mode, live Mermaid / KaTeX previews, Marp slides
- Desktop app (Windows / macOS / Linux) and VS Code extension
I currently maintain six plugins on WordPress.org.
| Plugin | Description | Plugin Page | GitHub |
|---|---|---|---|
| Table block with cell merging, detailed styling, and responsive support | wordpress.org | t-hamano/flexible-table-block | |
| Turns the Custom HTML block into a Monaco-based code editor with Emmet | wordpress.org | t-hamano/custom-html-block-extension | |
| Spacer block with separate heights for desktop, tablet, and mobile | wordpress.org | t-hamano/flexible-spacer-block | |
| Adds per-breakpoint image sources to the Image block | wordpress.org | t-hamano/enable-responsive-image | |
| Adds highlighter, font size, and more formats to the RichText toolbar | wordpress.org | t-hamano/richtext-extension | |
| Play the piano inside the block editor | wordpress.org | t-hamano/piano-block |






