Last Updated: August 2026
Markdy is free, open-source software created by Hoang Yell. All official packages (@markdy/core, @markdy/renderer-dom, @markdy/astro, @markdy/mdx, @markdy/cli, @markdy/mcp-server, and markdy-vscode) are distributed under the terms of the MIT License.
MIT License
Copyright (c) 2026 Hoang Yell (https://hoangyell.com)
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.The Markdy renderer contains an inline, read-only registry of monochrome SVG path data for system diagrams. Selected icon motifs are adapted from the following open-source collections:
The Markdy website and documentation utilize open-source typefaces:
The Markdy studio playground and developer tooling build upon excellent open-source projects:
For additional details regarding usage guidelines and data practices, please refer to: