Open-Cascade-SAS/OCCT

Open CASCADE Technology (OCCT) is an open-source software development platform for 3D CAD, CAM, CAE.

Games & graphicsC++#3d-cad#cam#cae#cad#occt

1.2 Steady Magnitude out of 10 — how fast interest is growing, not a quality score. Star growth looks organic. Data as of September 22, 2026, 12:33 UTC.

Open on Seismograph Open on GitHub

About the project

An open-source C++ platform for 3D surface and solid modeling, CAD data exchange and visualization, used to build CAD/CAM/CAE software.

Useful for

Build OCCT libraries from source for your platform with CMake
Embed the OCCT geometry kernel into a custom CAD application
Implement CAD file import and export between formats

README summarized by DeepSeek V4.1 Flash. Details may be inaccurate.

Why it’s trending

1 star so far today, about 3 expected by the end of the day.
GitHub Trending C++ today: #13, +3 stars.

Stars per day

Bars are daily stars, the line is the usual pace. Red marks spike days.

Numbers

Total stars: 2,902
Today: 1 · ≈ 3 by evening
Forks: 684
Issues and pull requests: 1,446
Watchers: 55
Language: C++
License: LGPL-2.1
Latest release: V8.0.1 · July 30, 2026
Created: March 16, 2020
Last push: September 5, 2026

Star trust

Growth looks organic: forks and discussion are in line with active projects, and stars arrive unevenly, the way people give them.

These are heuristics, not a verdict: we judge by the repository’s behavior, not by a list of stargazers.

Spotted in

September 22, 2026GitHub Trending C++ today: #13, +3 stars

README badge

Paste it into your README — the badge shows the current magnitude and links to this page.

[![Seismograph](https://gitnova.dev/badge/Open-Cascade-SAS/OCCT.svg?lang=en)](https://gitnova.dev/en/r/Open-Cascade-SAS/OCCT)

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