Update README.md

README.md

@@ -1766,6 +1766,7 @@ API | Description | Auth | HTTPS | CORS |
 | [MCU Countdown](https://github.com/DiljotSG/MCU-Countdown) | A Countdown to the next MCU Film | No | Yes | Yes |
 | [Motivational Quotes](https://nodejs-quoteapp.herokuapp.com/) | Random Motivational Quotes | No | Yes | Unknown |
 | [Movie Quote](https://github.com/F4R4N/movie-quote/) | Random Movie and Series Quotes | No | Yes | Yes |
+| [Open subtitle](https://github.com/Epic-R-R/Opensubtitle) | Download subtitle for movies and series | `apikey`| Yes | Unknown |
 | [Open Movie Database](http://www.omdbapi.com/) | Movie information | `apiKey` | Yes | Unknown |
 | [Owen Wilson Wow](https://owen-wilson-wow-api.herokuapp.com) | API for actor Owen Wilson's "wow" exclamations in movies | No | Yes | Yes |
 | [Ron Swanson Quotes](https://github.com/jamesseanwright/ron-swanson-quotes#ron-swanson-quotes-api) | Television | No | Yes | Unknown |