Reference documentation# Variables information Load Order Required variables Optional variables General Synthesis Floorplanning Deprecated I/O Layer variables Placement CTS Routing RC Extraction Magic LVS Flow control Checkers The OpenLane Designs Folder The ECO Flow (Alpha) Flow to Insert Buffer Insert Buffer Command Testcase Results How to enable the ECO flow OpenLane Interactive Mode Commands General Commands Checker Commands Synthesis/Verilog Commands Floorplan Commands Placement Commands CTS Commands Fill Insertion/Diode Insertion Commands PDN Generation Commands Routing Commands Magic Commands Klayout Commands LVS Commands CVC Commands Utility Commands Interactive Mode