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BIM & AEC
Kerf vs Bentley OpenRoads Designer
Civil infrastructure & roadway design — compared honestly against MIT open-core.
11/11in Kerf today
10/11in Bentley OpenRoads Designer (included)
0behind a paid tier
2026-06-05last reviewed
Grouped by discipline (D1–D14), same as Kerf's own capability list. Click a section to expand it.
D1 Geometry & core CAD
| Capability | Kerf | Bentley OpenRoads Designer |
|---|---|---|
| Open-source core / chat-native |
yes
packages/kerf-sdk/src/kerf/
|
no source ↗ |
D14 Cost / materials / LCA
| Capability | Kerf | Bentley OpenRoads Designer |
|---|---|---|
| Horizontal + vertical alignment (clothoid transitions) |
yes
packages/kerf-cad-core/src/kerf_cad_core/civil/alignment_tools.py
|
yes source ↗ |
| Digital terrain model (LiDAR / survey → DTM) |
yes
packages/kerf-civil/src/kerf_civil/tin.py
|
yes source ↗ |
| Point cloud / survey import (LAS) |
yes
packages/kerf-civil/src/kerf_civil/pointcloud.py
|
yes source ↗ |
| Drainage / storm sewer (inlets, pipes, HGL/EGL) |
yes
packages/kerf-civil/src/kerf_civil/hydraulics_gravity.py
|
yes source ↗ |
| Pressure / water distribution networks |
yes
packages/kerf-civil/src/kerf_civil/hydraulics_pressure.py
|
yes source ↗ |
| Superelevation |
yes
packages/kerf-civil/src/kerf_civil/superelevation.py
|
yes source ↗ |
| Plan & profile sheet production |
yes
packages/kerf-civil/src/kerf_civil/sheets.py
|
yes source ↗ |
| Parcels / right-of-way / subdivision |
yes
packages/kerf-civil/src/kerf_civil/parcels.py
|
yes source ↗ |
| Corridor modeling (templates / cross-sections) |
yes
packages/kerf-cad-core/src/kerf_cad_core/civil/alignment_tools.py
|
yes source ↗ |
| Utilities / multi-discipline coordination |
yes
packages/kerf-civil/src/kerf_civil/dry_utilities.py
|
yes 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/openroads.md and every claim in it carries a link.