Beyond the flow

Tool landscape

Which tools do which job, stage by stage, across the commercial vendors and the open-source ecosystem.

Chapter in progress

What this page will cover

Stage-by-stage map

  • Commercial and open-source options for each of the 13 stages
  • Where one tool spans several stages
  • File formats that connect them

Open-source flows

  • Yosys, OpenROAD, OpenSTA, KLayout, Magic, Verilator, cocotb
  • End-to-end flows such as OpenLane and ORFS
  • What you can and can’t tape out with them

How teams choose

  • Signoff qualification by foundries
  • Licensing and compute cost
  • Interoperability and scripting

Meanwhile, the Synthesis, Placement and Clock tree synthesis chapters are complete.