TYPO3 v10 has reached end-of-life as of April 30th 2023 and is no longer being maintained. Use the version switcher on the top left of this page to select documentation for a supported version of TYPO3.
Need more time before upgrading? You can purchase Extended Long Term Support (ELTS) for TYPO3 v10 here: TYPO3 ELTS.
TypoScript Coding Guidelines¶
Directory and File Names¶
As of TYPO3 8.7, the file ending can and should be
TypoScript files are located in the directory
File name for constants in static templates:
File name for TypoScript in static templates:
More information about the file ending:
TypoScript files used to have the ending
Since TYPO3 7, it is also possible to use the ending
.ts. This is not recommended because it is also used by TypeScript.
Therefore, you should use
.typoscriptif you are using TYPO3 8.7 and later.
Changelog: Feature: #78161 - Introduce .typoscript file extension
Use spaces, not TABs.
Use 2 spaces per indenting level.
See Setup IDE / Editor in this manual for information about setting up your Editor / IDE to adhere to the coding guidelines.