Changelog

hyperctl v0.18.2 (2026-04-12)

• Added byline.username field for backwards compatibility with very early versions of hyperctl
• Fixed a race condition in hyperctl dev server that would cause the server to crash intermittently
• Fixed a bug that generated broken URLs in Atom feed <link rel='self'> elements; we're not properly joining "atom.xml" instead of concatenating "atom.xml" to page paths

hyperctl v0.18.1 (2026-03-01)

• Fixed hyperctl theme package now includes the theme.json configuration file in the generated theme archive.

hyperctl v0.18.0 (2026-02-26)

• Added ht.* template data namespace, and ht.version & ht.release_date properties
• Added env.* template data namespace (for HT_* environment variables)
• Added theme.* template data namespace – themes can now provide default template data
• Added block.* template data namespace for ht-block elements
• Added page.canonical_url computed property (equivalent to site.base_url + page.path)
• Added ht-offset and ht-limit parameters for configuring ht-template iterators
• Added hyperctl theme ls, hyperctl theme install, and hyperctl theme package commands
• Added theme.config.fragments_dir and theme.config.data_dir configuration settings
• Added HyperMark word count extension, computes a page.wordcount property for parsed Markdown documents
• Added support for page.md, page.yaml, and page.json page files
• Added support for "static" pages, created via index.html or page.html files (e.g. content/**/index.html)
• Added support for ht-attrs maps, mapping template data keys to element attribute names
• Changed site.author → site.byline
• Changed page.author → page.byline
• Changed hyperctl new → hyperctl cms new
• Changed hyperctl asset → hyperctl cms asset
• Changed hyperctl content-type → hyperctl cms content-type
• Changed hyperctl data → hyperctl cms data
• Changed hyperctl page → hyperctl cms page
• Changed hyperctl build → hyperctl build complete
• Changed hyperctl generate → hyperctl build incremental
• Changed hyperctl deploy → hyperctl deploy complete
• Changed hyperctl publish → hyperctl deploy incremental
• Changed hyperctl graph → hyperctl dev graph
• Changed hyperctl mimetype → hyperctl dev mimetype
• Changed hyperctl render → hyperctl dev render
• Changed hyperctl server → hyperctl dev server
• Removed data.env.* template data in favor of new env.* namespace
• Removed data.ht.* template data in favor of new ht.* namespace
• Removed page.author.username (what would have become page.byline.username)
• Removed page.contributors[*].username (contributors have the same properties as a page.byline)