CrowdSec vs OAuth2 Proxy
A side-by-side comparison of two self-hosted reverse proxy & gateways options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
CrowdSec
Collaborative open-source intrusion prevention system
VS
OAuth2 Proxy
Reverse proxy that adds authentication to any web app
| Feature | CrowdSec | OAuth2 Proxy |
|---|---|---|
| Category | Reverse Proxy & Gateways | Reverse Proxy & Gateways |
| License | MIT | MIT |
| Language | Go | Go |
| Setup difficulty | Medium | Medium |
| Min. RAM | 256 MB | 128 MB |
| Deployment | docker, binary | docker, kubernetes, binary |
| GitHub stars | ★ 14,461 | ★ 14,808 |
| First released | 2020 | 2015 |
| Replaces | Cloudflare WAF, Fail2ban | Cloudflare Access |
Why pick each one
Choose CrowdSec if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Mature project with 14.5k GitHub stars
- Written in Go
Choose OAuth2 Proxy if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Kubernetes-ready with Helm charts available
- Mature project with 14.8k GitHub stars
Frequently asked questions
Is CrowdSec or OAuth2 Proxy better?
Neither is universally better. OAuth2 Proxy has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are CrowdSec and OAuth2 Proxy free and open-source?
Yes. CrowdSec is licensed under MIT and OAuth2 Proxy under MIT. Both can be self-hosted at no software cost.
Can I run CrowdSec and OAuth2 Proxy with Docker?
CrowdSec: yes. OAuth2 Proxy: yes.