Changesets is a tool for managing versioning and changelogs with a focus on monorepos, allowing contributors to declare how changes should be released while automatically updating package versions, changelogs, and publishing.
mdsvex is a Markdown preprocessor for Svelte that enables writing Markdown within Svelte components. The monorepo contains mdsvex itself along with supporting packages for parsing and manipulating Svelte ASTs, with contributions managed through changesets.