# Theme Development A theme is composed of the following pieces ThemeDirectory * Theme.cfc (The CFC that models and configures your theme implementation) * layouts (The folder that contains layouts in your theme) * blog.cfm (Mandatory layout used for all blog views by convention) * pages.cfm (Mandatory layout used for all pages by convention) * maintenance.cfm (Optional used when in maintenance mode, else defaults to pages) * search.cfm (Optional used when doing searches, else defaults to pages) * views (The folder that contains views for rendering) * archives.cfm (MANDATORY: The view used to render out blog archives.) * entry.cfm (MANDATORY: The view used to render out a single blog entry with comments, etc.) * error.cfm (MANDATORY: The view used to display errors when they ocurr in your blog or pages) * index.cfm (MANDATORY: The view used to render out the home page where all blog entries are rendered) * notfound.cfm (The view used to display messages to users when a blog entry requested was not found in our system.) * page.cfm (MANDATORY: The view used to render out individual pages.) * maintenance.cfm (OPTIONAL: Used when in maintenance mode) * templates (The folder that contains optional templates for collection rendering that are used using the quick rendering methods in the CB Helper. See below for additional information) * category.cfm (The template used to display an iteration of entry categories using coldbox collection rendering) * comment.cfm (The template used to display an iteration of entry or page comments using coldbox collection rendering) * entry.cfm (The template used to display an iteration of entries in the home page using coldbox collection rendering) * widgets (A folder that can contain layout specific widgets which override core ContentBox widgets) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://contentbox.ortusbooks.com/v5.x/font-end-development/theme-development.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.