Si2-DR API is an extension of CFI-DR API specification and implementation. CFI-DR API covers Netlists. Si2-DR re-uses renamed CFI-DR functions to cover netlists. It has been extended to cover EDA Schematics and Symbols. A future release of Si2-DR API will include PCB/MCM designs and Footprints. To download the specification, an API implementation for EdaXML and some examples, please check the download page.

Si2-DR API is available for EdaXML, EDIF200, EDIF300, EDIF400, Verilog, Cadence ConceptHDL, Cadence OrCAD Capture, Mentor PADS PowerLogic, Mentor Graphics Viewdraw. It can be made available quickly for any other EDA platforms.