Merge pull request #929 from HZooly/patch-1

Add Open Collective API

README.md

@@ -681,6 +681,7 @@ API | Description | Auth | HTTPS | CORS |
 | [LinkedIn](https://developer.linkedin.com/docs/rest-api) | The foundation of all digital integrations with LinkedIn | `OAuth` | Yes | Unknown |
 | [Meetup.com](https://www.meetup.com/meetup_api/) | Data about Meetups from Meetup.com | `apiKey` | Yes | Unknown |
 | [MySocialApp](https://mysocialapp.io) | Seamless Social Networking features, API, SDK to any app | `apiKey` | Yes | Unknown |
+| [Open Collective](https://docs.opencollective.com/help/developers/api) | Get Open Collective data | No | Yes | Unknown |
 | [Pinterest](https://developers.pinterest.com/) | The world's catalog of ideas | `OAuth` | Yes | Unknown |
 | [PWRTelegram bot](https://pwrtelegram.xyz) | Boosted version of the Telegram bot API | `OAuth` | Yes | Unknown |
 | [Reddit](https://www.reddit.com/dev/api) | Homepage of the internet | `OAuth` | Yes | Unknown |