Theme Runtime Reference

Use this index to check a ZeroPress theme’s manifest, templates, and render data. For practical examples, start with Customize a Theme.

The current contract is v0.7: specification · manifest JSON Schema.

Find A Topic

Topic	Specification
Required and optional package files	Runtime contract
Size limits and filesystem constraints	Theme Package Limits
Theme identity, features, and declared slots	Manifest
Variables, conditions, loops, and partials	Template syntax
Common roots, route contexts, and page-head metadata	Common render context
Document bodies, dates, authors, and media	Post and Page details
Summary items, pagination gaps, and archives	Lists and pagination
Resolved navigation, reading order, and widget fields	Menus, collections, and widgets
Per-route comment eligibility and provider fields	Route comments
Authored introductions and listing text	Excerpts and summaries
Search, feed, archive, and comments availability	Effective feature state
Markdown markup and sanitization	Markdown rendering
Front-page and post-index behavior	Post-index capability
Optional browser interactions	Progressive enhancement

Validate a package with CLI Tools. The version index includes earlier contracts.