OpenALPR vs OpenCvSharp
A side-by-side comparison of two self-hosted video surveillance options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
OpenALPR
Automatic license plate recognition library
VS
OpenCvSharp
.NET wrapper for OpenCV computer vision
| Feature | OpenALPR | OpenCvSharp |
|---|---|---|
| Category | Video Surveillance | Video Surveillance |
| License | AGPL-3.0 | Apache-2.0 |
| Language | C++ | C# |
| Setup difficulty | Hard | Medium |
| Min. RAM | 1,024 MB | 512 MB |
| Deployment | docker, bare-metal | source |
| GitHub stars | ★ 11,440 | ★ 6,056 |
| First released | 2015 | 2008 |
| Replaces | Rekor Scout, Plate Recognizer | Commercial vision SDKs |
Why pick each one
Choose OpenALPR if…
- Released under the AGPL-3.0 license
- First-class Docker support for quick deployment
- Mature project with 11.4k GitHub stars
- Written in C++
Frequently asked questions
Is OpenALPR or OpenCvSharp better?
Neither is universally better. OpenALPR has the larger community, while OpenCvSharp is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are OpenALPR and OpenCvSharp free and open-source?
Yes. OpenALPR is licensed under AGPL-3.0 and OpenCvSharp under Apache-2.0. Both can be self-hosted at no software cost.
Can I run OpenALPR and OpenCvSharp with Docker?
OpenALPR: yes. OpenCvSharp: check the project docs for container support.