← all parity reports
Silicon & EDA
Kerf vs OpenROAD
OpenROAD automates RTL-to-GDS-II — Kerf wraps it so you describe intent and the tool figures out the rest.
19/19in Kerf today
15/19in OpenROAD (included)
0behind a paid tier
2026-05-24last reviewed
| Capability | Kerf | OpenROAD |
|---|---|---|
| Silicon — logic synthesis (Yosys)D6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — floorplanningD6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — global placementD6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — detailed placementD6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — clock tree synthesis (CTS)D6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — global routingD6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — detailed routing (TritonRoute)D6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — static timing analysis (STA)D6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — parasitic extraction (RCX)D6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — power planning / PDND6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — filler / tap cell insertionD6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — DRC / sign-off (KLayout)D6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — LVSD6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — GDS-II outputD6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — open PDK support (SKY130 / GF180)D6 |
yes
packages/kerf-silicon/
|
yes source ↗ |
| Silicon — analog PVT-corner simulationD6 |
yes
packages/kerf-silicon/src/kerf_silicon/analog/pvt.py
|
no source ↗ |
| Silicon — formal verificationD6 |
yes
packages/kerf-silicon/
|
no source ↗ |
| Silicon — chat-native / LLM-driven flowD6 |
yes
packages/kerf-silicon/
|
no source ↗ |
| Silicon — managed cloud executionD6 |
yes
packages/kerf-workers/src/kerf_workers/compute_backend.py
|
no source ↗ |
- yes shipped
- partial works with limits
- paid tier present, but behind an add-on or meter
- no not available
Corrections welcome. These rows are read off published documentation on the date shown and go stale as products ship. If a row is wrong, open an issue — the source file is public/compare/openroad.md and every claim in it carries a link.