| ## Public API Reference

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# CEL: Crystal Entity Layer Documentation

### Public API Reference

This is the Application Programmer's Interface (API) reference for CEL: Crystal Entity Layer. This manual documents the abstract interfaces, classes, and functions available to clients of the Crystal Entity Layer software development kit (SDK).

A complementary Crystal Entity Layer user and developer manual is available at: http://cel.crystalspace3d.org/docs/online/manual/

The CEL home page is at: http://cel.crystalspace3d.org/

The links at the top of the page provide access to the various sections of the API reference.