- Custom Sphinx theme development

Create beautiful, branded documentation experiences that engage your users and reflect your company's identity with our custom Sphinx theme development service.

Transform your documentation with custom design

Move beyond generic documentation themes. We create custom Sphinx themes that reflect your brand identity and deliver exceptional user experiences.

Brand-aligned visual design

Custom themes that seamlessly integrate with your brand guidelines, colors, typography, and visual identity for a cohesive user experience.

Jinja2 template overrides

We override the theme's Jinja2 templates rather than bolting CSS on top, so navigation, sidebars, and page furniture are structurally yours and survive Sphinx upgrades.

Custom directives, roles & nodes

New content types, tabs, callouts, API blocks, backed by real docutils nodes with HTML and LaTeX writers, so they render correctly in both web and PDF output.

Performance optimized

Themes built with performance in mind, featuring optimized CSS, fast loading times, and SEO-friendly markup that improves discoverability and user engagement.

See our custom themes in action

ScyllaDB documentation screenshot

ScyllaDB

Unified documentation experience across multiple projects with a modern, developer-focused theme featuring multi-version support and integrated search.

Multi-project integrationVersion managementUnified searchCustom navigation
Coiled Docs documentation screenshot

Coiled Docs

Custom Sphinx theme aligned with Coiled's brand identity, featuring modern typography, responsive design, and enhanced component styling.

Brand consistencyComponent showcaseResponsive designTypography system
Voxel51 documentation screenshot

Voxel51

Modernized FiftyOne documentation with Sphinx 8 upgrade, custom theme, Algolia search, and integrated feedback collection system.

Sphinx modernizationAdvanced searchFeedback systemAI-ready documentation
Blue Robotics documentation screenshot

Blue Robotics

Material Design-inspired theme for 10+ open-source projects with multi-language support and automated version management.

Material Design aestheticsMulti-language supportDark mode toggleAutomated workflows

Expert Sphinx theme development

With years of experience developing custom Sphinx themes for companies like ScyllaDB and Blue Robotics, we understand both the technical requirements and design principles that make documentation themes successful.

Design & development expertise

We combine design thinking with deep Sphinx technical knowledge to create themes that are both beautiful and functional.

Proven on large Sphinx estates

Our Sphinx themes run on ScyllaDB, Voxel51, and Blue Robotics, including multiversion sites, multi-repo setups, and builds that publish both HTML and PDF from the same source.

Future-proof solutions

Themes built with modern standards, maintainable code, and clear documentation for long-term success.

Theme development packages

Choose the package that fits your project scope and timeline. All packages include comprehensive documentation and training.

Brand skin

Your colors, fonts, logo, and spacing applied to an existing Sphinx theme. On-brand fast, without a full rebuild.

$3,500

~1-2 weeks

  • Colors, fonts, and logo via theme options
  • CSS overrides, no template forking
  • Light/dark mode
  • Responsive layout fixes
  • conf.py setup notes

Custom theme

A fully bespoke theme: custom design, components, and navigation built around your brand and content.

$11,500

~4–6 weeks

  • Bespoke design from scratch
  • Jinja2 template overrides
  • Custom directives & roles (tabs, callouts)
  • Sidebar & version-switcher design
  • HTML + PDF/LaTeX output styling

Complex / multi-site

Multi-language, multi-version, and design-system work for organizations with complex documentation needs.

Custom pricing

Flexible timeline

  • Everything in Custom theme
  • Multi-language support
  • Multi-version documentation
  • Design system / shared components
  • Team training sessions
  • Ongoing maintenance & SLAs

You're in good company

  • BlueRobotics logo
  • Coiled logo
  • Finboot logo
  • ISTEN logo
  • ScyllaDB logo
  • Shakers logo
  • Monei logo
  • Voxel51 logo

Commonly asked questions

Make your Sphinx docs look like your product

Whether you need your brand applied to an existing theme or a bespoke one built on Jinja2 templates and custom directives, tell us what you run and we’ll scope it.