add OONI Probe to list of projects in README

Author: marten-seemann

README.md

@@ -55,7 +55,9 @@ http.Client{
 | [syncthing](https://github.com/syncthing/syncthing/) | Open Source Continuous File Synchronization                                                            | ![GitHub Repo stars](https://img.shields.io/github/stars/syncthing/syncthing?style=flat-square) |
 | [traefik](https://github.com/traefik/traefik)        | The Cloud Native Application Proxy                                                                     | ![GitHub Repo stars](https://img.shields.io/github/stars/traefik/traefik?style=flat-square) |
 | [v2ray-core](https://github.com/v2fly/v2ray-core)    | A platform for building proxies to bypass network restrictions                                         | ![GitHub Repo stars](https://img.shields.io/github/stars/v2fly/v2ray-core?style=flat-square) |
-| [cloudflared](https://github.com/cloudflare/cloudflared)    | A tunneling daemon that proxies traffic from the Cloudflare network to your origins                                         | ![GitHub Repo stars](https://img.shields.io/github/stars/cloudflare/cloudflared?style=flat-square) |
+| [cloudflared](https://github.com/cloudflare/cloudflared)    | A tunneling daemon that proxies traffic from the Cloudflare network to your origins             | ![GitHub Repo stars](https://img.shields.io/github/stars/cloudflare/cloudflared?style=flat-square) |
+| [OONI Probe](https://github.com/ooni/probe-cli)            | The Open Observatory of Network Interference (OONI) aims to empower decentralized efforts in documenting Internet censorship around the world.   | ![GitHub Repo stars](https://img.shields.io/github/stars/ooni/probe-cli?style=flat-square) |
+
 
 ## Contributing