Add MySocialApp API (#738)

README.md

@@ -631,6 +631,7 @@ API | Description | Auth | HTTPS | CORS | Link |
 | Instagram | Instagram Login, Share on Instagram, Social Plugins and more | `OAuth` | Yes | Unknown | [Go!](https://www.instagram.com/developer/) |
 | LinkedIn | The foundation of all digital integrations with LinkedIn | `OAuth` | Yes | Unknown | [Go!](https://developer.linkedin.com/docs/rest-api) |
 | Meetup.com | Data about Meetups from Meetup.com | `apiKey` | Yes | Unknown | [Go!](https://www.meetup.com/meetup_api/) |
+| MySocialApp | Seamless Social Networking features, API, SDK to any app | `apiKey` | Yes | Unknown | [Go!](https://mysocialapp.io) |
 | Pinterest | The world's catalog of ideas | `OAuth` | Yes | Unknown | [Go!](https://developers.pinterest.com/) |
 | PWRTelegram bot | Boosted version of the Telegram bot API | `OAuth` | Yes | Unknown | [Go!](https://pwrtelegram.xyz) |
 | Reddit | Homepage of the internet | `OAuth` | Yes | Unknown | [Go!](https://www.reddit.com/dev/api) |