OsixthreeO Multi-Purpose WordPress Theme

OsixthreeO Multi-Purpose WordPress Theme

OsixthreeO is a flexibile, lightweight, free and multi-purpose WordPress Theme. OsixthreeO theme comes with a colorful custom header and heaps of customizer controls for crafting a unique design with no code or plugins.

OsixthreeO Theme Features

Layout Options

Full width or contained. Header and sidebar layouts. Custom header controls for desktop and mobile.

Customizer Controls

Choose colors, fonts and more. Combined with the WordPress block editor the possibilities are endless.

Lean Code

Security, extensibility, speed and adhering to the best practices are top priorities.

OsixthreeO A flexible, lightweight, multi-purpose WordPress theme

Unique Custom Header

Display an image or video or use the color controls for a unique background behind.


Select your fonts then assign them to your content, header, site title, post titles, etc…

Color Controls

Brand your site by selecting your own colors for backgrounds, text and links.

idebar Control

Choose how the sidebar appears on each WordPress template.

osixthreeo sidebar controls

Hooks & Filters

OsixthreeO employs the THA hook system for plugin developer bliss.

osixthreeo code hooks


The responsive design accounts for all device sizes so your site always looks right.

osixthreeo responsive view

OsixthreeO Extensions Extend your theme’s capabilities

Extra Layouts
Masonry layouts. One, two and three column layouts for archives and search pages.

Extra Templates
Right sidebar, left sidebar, no sidebar & narrow override templates for granular sidebar control.

Extra Widget Areas
Pre-header & pre-footer widget areas plus page and Woo specific sidebar widgets.

Sticky Header

Keep your logo and menu in view at all times.

  • alternate menu styles
  • fly-out panel
  • fullscreen panel
  • show-hide on scroll

Sticky header, new widget areas, new templates, more home layout options, more menu style options, masonry grids, shortcodes and more