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PHYSICAL / DESIGN FLOW SOURCE-LINKED RECORD

The OpenROAD Project /

OpenROAD Flow Scripts

A RTL-to-GDSII flow for architecture and design-space exploration and detailed physical implementation.

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CLONE UPSTREAMgit clone https://github.com/The-OpenROAD-Project/OpenROAD-flow-scripts.git

SILICON PASSPORT

Engineering facts, with their evidence.

Source checks, licensing, documentation, execution and silicon results are distinct claims.

Source linkedLicense check not recordedHub run not recorded

This legacy resource retains its original catalog observation. A pinned fresh source/ license check has not been recorded yet.

Documented engineering specifications
FactValueEvidence
No deep engineering profile has been reviewed. The catalog's language, target and toolchain labels are historical metadata.

Documented dependencies and compatibility

No evidence-backed relationship is recorded for this resource. Integration assumptions remain untested.

Remaining unknowns

  • No independently retained Hub build, simulation or silicon result is attached.
  • Tool-version compatibility and implementation constraints require review before reuse.
01 / FILES & REVISIONS

Files from the source.
History from the source.

This release does not mirror repository files or invent a local file listing. It links only to known official paths.

KNOWN FILE

Official license file

This is the license-file path recorded by the catalog. Review the original text for its exact scope.

Read BSD-3-Clause source
PINNED REVISION
Not recorded in this catalog entry

This catalog entry does not name a specific tag or commit SHA. Pin a revision from the official repository before attempting reproduction.

02 / PROVENANCE & EVIDENCE

Inspect the evidence
before the claim.

These fields are official upstream references and catalog observations—not an internal Hub certification.

  1. 01
  2. 02
  3. 03
  4. 04
    CATALOG REVIEWMetadata checked 2026-09-26
  5. 05
    LICENSE CONTENT CHECKObserved 2026-09-26 ↗SHA-256: fae0db7a4c00c3125f037e5818e8cd0c8aa5c67fff2e8c558312068e9f2d1592
  6. 06
03 / REPRODUCIBLE RUNS

No Hub run is attached yet.

We do not invent measurements or relabel upstream results as Hub executions.

RUN STATUS / EMPTYNO HUB RUNS

VLSI Hub has not yet performed and recorded a build, simulation, synthesis, P&R, FPGA, or benchmark run for OpenROAD Flow Scripts.

REQUIRED FOR A FUTURE RUN
  1. 01Pinned source revision
  2. 02Tool and environment versions
  3. 03Commands, constraints, and seed
  4. 04Logs and result artifacts
04 / COMMUNITY

Route discussion and contribution
to the upstream.

This release does not mirror or aggregate issues, pull requests, or participant counts.

REPORT & DISCUSSUpstream issuesREVIEW & CONTRIBUTEUpstream pull requests

Evidence-backed connections

OpenROAD Flow Scripts canonical record · Explore the graph →

USES TOOL · Why are these connected?

KLayout is documented for the finishing stage. This is not a verified signoff result.

OpenROAD Flow Scripts README ↗ · Retrieved 2026-10-13

Claim history →
USES TOOL · Why are these connected?

ORFS documents OpenROAD use. Its README restricts guarantees to the latest matching OpenROAD/ORFS and warns that third-party versions are not guaranteed.

OpenROAD Flow Scripts README ↗ · Retrieved 2026-10-13

Claim history →
USES TOOL · Why are these connected?

Yosys is documented for the synthesis stage of OpenROAD Flow Scripts at this source revision.

OpenROAD Flow Scripts README ↗ · Retrieved 2026-10-13

Claim history →

Documented tool use or inclusion does not establish version compatibility or fabrication qualification.