.SMIL File Extension

Synchronized Multimedia Integration Language

SMIL is a text file format used for creating multimedia presentations and slideshows. SMIL files define presentation settings like animations, transitions, layouts, timings, and embedded objects. The ...

General Information

Title SMIL File Extension
Extension .smil
Full Form Synchronized Multimedia Integration Language
File Type Multimedia Presentation
Developer World Wide Web Consortium (W3C)
MIME Type application/smil+xml

File Function

Primary Function Multimedia presentations
Additional Functions Text synchronization, Audio playback, Visual transitions
Features XML-based, Interactive

File Characteristics

Quality Varies
Supports Layers Yes
Supports Transparency Yes
Editable Yes

Use Cases

Web Presentations Yes
E-Learning Yes
Audio/Video Control Yes

Security and Practices

Security Risks Low
Best Practices Validate XML, HTTPS

Historical/Version Information

Initial Release 1998
Latest Version SMIL 3.0 (2008)

Associated Types

Similar Extensions .html, .xml, .xhtml

Software Compatibility

Software Usage Policy OS Compatibility
RealPlayer Free, Paid versions Windows, Mac
QuickTime Free Windows, Mac
Ambulant Player Free Windows, Mac, Linux