Opencv by opencv
Open Source Computer Vision Library
About Opencv
From the project's README at github.com/opencv/opencv. Lightly cleaned for readability; for the full source see the upstream repo.
Homepage: Courses: Docs: Q&A forum: previous forum (read only): Issue tracking: Additional OpenCV functionality: Donate to OpenCV: Contributing
Please read the contribution guidelines before starting work on a pull request. Summary of the guidelines:
One pull request per issue; Choose the right base branch; Include tests and documentation; Clean up "oops" commits before submitting; Follow the coding style guide. Additional Resources
Submit your OpenCV-based project for inclusion in Community Friday on opencv.org Subscribe to the OpenCV YouTube Channel featuring OpenCV Live, an hour-long streaming show Follow OpenCV on LinkedIn for daily posts showing the state-of-the-art in computer vision & AI Apply to be an OpenCV Volunteer to help organize events and online campaigns as well as amplify them [Follow OpenCV on Mastodon](http://m
Health score breakdown
6-dimension composite. See methodology for formula and weights.
Adoption signals
Real-world usage data, pulled from each registry. The bigger the numbers, the more battle-tested the project.
| Signal | Value | Source |
|---|---|---|
| GitHub stars | 87k | github.com/opencv/opencv |
| GitHub forks | 57k | github.com/opencv/opencv |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 13.8 years | since Jul 2012 |
| Last commit | 3 days ago | May 4, 2026 |
| Releases shipped | 67 | last: 4 months ago |
| Security policy | SECURITY.md | declared by maintainers |
| Funding links | 1 | declared by maintainers |
Self-hosting cost across providers
Detected requirements: 4GB RAM, 40GB disk minimum. Cheapest plan per provider that meets the requirement.
| Provider | Plan | Specs | Monthly | |
|---|---|---|---|---|
| hetzner | CAX11 | 2c · 4GB · 40GB | $4.13 USD | Deploy → |
| vultr | VC2 | 1c · 1GB · 25GB | $5 USD | Deploy → |
| linode | Nanode 1GB | 1c · 1GB · 25GB | $5.12 USD | Deploy → |
| digitalocean | Basic Regular 1GB | 1c · 1GB · 25GB | $6 USD | Deploy → |
Security advisories
CVE-2025-53644. What people say on Hacker News
Ready to self-host Opencv?
Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.
Data last refreshed May 7, 2026.
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