Overview
Designed for documentation sites that mean business
Codex gives technical writers a fast, searchable docs experience — sidebar navigation, code-friendly typography and versioned guides, all on Ghost.
DocsKnowledge baseSearchCode blocks
In the box
- Sidebar docs navigation
- Syntax-highlighted code blocks
- Instant content search
- Callouts & API tables
- Dark mode optimized
Gallery
See it in action
Tap any screenshot to view it full size.
Features
What makes Codex different
01
Docs that are easy to scan
Sidebar navigation and a structured, searchable layout get readers to the right answer fast.
02
Built for technical writing
Syntax-highlighted code blocks, callouts and API tables look great with zero configuration.
03
Gated guides & members
Offer premium documentation and guides to paying members with tier-aware access.
Palettes
Set the tone in one click
Ship with a preset that fits your brand — every palette includes a tuned light and dark mode.
Paper
Readable docs light
Slate
Muted developer dark
Forest
Brand accent
Specs
The technical details
Specifications
- Platform
- Ghost
- Latest version
- v1.3.0
- Compatibility
- Ghost 5.0+
- Category
- Documentation
- Last updated
- Feb 2026
- Responsive
- Yes — mobile-first
- Dark mode
- Included
- Source files
- Handlebars + build
- License
- Single-site, lifetime
- Support
- Email support
Templates included
- Docs index
- Homepage
- Post / article
- Static page
- Tag archive
- Author page
- Membership & Portal
- Search
- 404
FAQ
Good to know
Codex · $89
Pay once · Lifetime updates · 14-day refund