ST-Developer comes with pre-installed STEP application protocols and other models. The EXPRESS schemas, programming libraries, recommended practices, and other resources for these standards are collected below.

STEP Application Protocols

• AP 201: Explicit Draughting
• AP 202: Associative Draughting
• AP 203: Configuration Controlled Design
• AP 203e2: Configuration Controlled Design (second edition tech. spec.)
• AP 209: Composite and Metallic Structural Analysis and Related Design
• AP 210: Electronic Assembly Interconnect and Packaging Design
• AP 214: Automotive Design
• AP 215: Ship Arrangement
• AP 216: Ship Moulded Form
• AP 218: Ship Structures
• AP 219: Dimensional Inspection Information Exchange
• AP 221: Functional Data and Schematics for Process Plant
• AP 224: Feature-Based Process Planning
• AP 225: Building Elements
• AP 227: Plant Spatial Configuration
• AP 232: Technical Data Packaging
• AP 236: Furniture Catalog and Interior Design
• AP 238: STEP-NC Integrated CNC
• AP 239: Product Life Cycle Support
• AP 240: Macro Process Planning

Other Information Models

• CIS/2 Structural Frame Schema: CIMsteel Integration Standard
• IFC 2.x2 Addendum 1: IAI Industry Foundation Classes
• IFC 2.x3: IAI Industry Foundation Classes

• STEP PDM Schema v1.2
• STEP Resource Parts: The STEP Integrated Resource schemas are a library of definitions that are used when putting together application protocols.

The browsable versions of the schemas were generated using the ST-Developer EXPRESS to HTML Converter. The full ISO document describing each AP can be ordered from your national standards body.