API vs WOPI

You can integrate ONLYOFFICE Docs with any cloud service using either API or WOPI.

The table below will help you find out the difference between these options.

	API	WOPI
General info	API	WOPI
Integration	Ready-to-use connectors	WOPI connector
Collaboration (modes)	Real-time and paragraph-locking	Real-time only
Customization
Editor interface language	Yes	Yes
Editor interface theme	Yes	Yes
Disabling chat	Yes	Yes
Customer info in About	Yes	Yes
Toolbar customization and branding	Yes	No
File templates	Yes	No
Recent files list	Yes	No
Plugins	Yes	No
Security
IP filter (trusted integrators)	Yes	Yes
Restricting access to server	JWT-based	No
Restricting access to data	JWT signature	Proof keys
Basic actions	Viewing, editing, co-editing, mobile viewing and editing, embedded documents viewing	Viewing, editing, and co-editing
Actions through method calls
Download in a different format	Yes	No
Setting Favorite status	Yes	No
Displaying tooltip message	Yes	No
Actions through event handling
Closing the editor	Yes	Yes
Going to a file folder	Yes	Yes
Switching to editing mode	Yes	Yes
Renaming a file	Yes	Yes
Sharing access settings	Yes	Yes
Document version history	Yes	Yes
Inserting images from storage	Yes	Yes
Save as different format	Yes	Yes
Mail merging	Yes	No
Document comparison	Yes	No
Getting action link	Yes	No
Mentioning users	Yes	No
Creating a new file	Yes	No
File lock	Status callback	Lock, Refresh lock, Unlock
File access rights
Viewing	Yes	Yes
Editing	Yes	Yes
Reviewing (documents only)	Yes	Yes
Commenting	Yes	Yes
Filling forms (forms only)	Yes	No
Modifying content controls (documents only)	Yes	No
Modifying filters (spreadsheets only)	Yes	No
Copying to clipboard	Yes	No
Downloading	Yes	No
Printing	Yes	Yes
Renaming	No	Yes