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Silicon & EDA
Kerf vs Synopsys HSPICE
HSPICE is the gold-standard sign-off SPICE — Kerf targets open-PDK workflows without a six-figure EDA budget.
7/8in Kerf today
5/8in Synopsys HSPICE (included)
0behind a paid tier
2026-05-29last reviewed
Grouped by discipline (D1–D14), same as Kerf's own capability list. Click a section to expand it.
D6 Electronics / EDA / silicon
| Capability | Kerf | Synopsys HSPICE |
|---|---|---|
| SPICE — transient simulation |
yes
packages/kerf-silicon/src/kerf_silicon/bridges/ngspice_bridge.py
|
yes source ↗ |
| SPICE — PVT corner sweep |
yes
packages/kerf-silicon/src/kerf_silicon/analog/pvt.py
|
yes source ↗ |
| SPICE — Monte-Carlo mismatch |
yes
packages/kerf-silicon/src/kerf_silicon/analog/pvt.py
|
yes source ↗ |
| SPICE — commercial foundry sign-off accuracy | no | yes source ↗ |
| SPICE — waveform viewer |
yes
src/components/silicon/WaveformViewer.jsx
|
yes source ↗ |
| SPICE — license cost |
yes
LICENSE
|
no source ↗ |
| SPICE — chat-native / LLM-driven flow |
yes
packages/kerf-silicon/
|
no source ↗ |
| SPICE — open PDK / sky130 workflow |
yes
packages/kerf-silicon/src/kerf_silicon/analog/pvt.py
|
partial 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/hspice.md and every claim in it carries a link.