Developer Guides

Topic	Replies	Views	Activity
Developer Guides Index index Documentation about extending Discourse with plugins, themes, and theme components, working with the core code, and using the Discourse API. Introduction Introduction: Introduction to Discourse Development Development…	1	1750	May 25, 2024
Using Transformers to customize client-side values and behavior	1	525	November 3, 2025
Objects type for theme setting theme-guides , how-to	28	1751	March 10, 2026
JavaScript type hinting & validation (typescript)	0	74	February 4, 2026
Using modifyClass to change core behavior	6	2258	March 4, 2026
Alternative icons theme-guides , reference	21	2290	March 2, 2026
Replace Discourse's default SVG icons with custom icons in a theme how-to , theme-guides	10	8775	February 24, 2026
Using service objects in Discourse	0	518	October 30, 2024
Adding preview screenshots to Discourse themes	3	327	February 18, 2026
Install Discourse for development using Docker dev-install , docker , how-to	222	86178	February 7, 2026
Theme Developer Tutorial: 5. Building and using components	4	624	January 30, 2026
Using the JS API plugin-api , explanation , code	20	11789	January 30, 2026
Get started with Theme Creator and the Theme CLI how-to , theme-creator , theme-guides	7	12610	January 27, 2026
Designing for Different Devices (Viewport Size, Touch/Hover, etc.)	14	557	January 25, 2026
Developing Discourse using a Dev Container	7	15398	January 19, 2026
Discourse toolkit to render forms	28	1224	December 23, 2025
Run Discourse AI evals	1	142	December 1, 2025
Developing Discourse Plugins - Part 2 - Connect to a plugin outlet plugin-guides , tutorial	38	29862	November 23, 2025
Update themes and plugins to support automatic dark mode how-to , auto-dark , theme-guides	10	4168	November 14, 2025
Set up Discourse for development on Fedora Linux dev-install , how-to	10	4320	November 12, 2025
Theme modifiers: A brief introduction theme-guides	20	4542	October 24, 2025
Change icons globally how-to	26	9570	October 5, 2025
Install Discourse on macOS for development dev-install , how-to	101	113563	September 23, 2025
Pinning plugin and theme versions for older Discourse installs (.discourse-compatibility)	3	1214	September 15, 2025
Developing Discourse on GitHub Codespaces	14	1473	September 9, 2025
Write end-to-end system specs for the Discourse user interface	3	545	August 28, 2025
Install the Discourse Theme CLI console app to help you build themes how-to , theme-guides	14	31457	February 4, 2026
Create and share a font theme component how-to , theme-guides	4	5901	August 19, 2025
Create and share a color scheme how-to	1	6172	August 1, 2025
Controlling site settings with themes	0	191	July 16, 2025

Developer Guides Index

index

Documentation about extending Discourse with plugins, themes, and theme components, working with the core code, and using the Discourse API. Introduction Introduction: Introduction to Discourse Development Development…