| HackerRank | Compile source code and run against a set of provided test cases | `apiKey` | Yes | [Go!](https://www.hackerrank.com/api/docs) |
| Hipster Ipsum | Generates Hipster Ipsum text | No | No | [Go!](http://hipsterjesus.com/) |
| import.io | Retrieve structured data from a website or RSS feed | `apiKey` | Yes | [Go!](http://api.docs.import.io/) |
| IPify | A simple IP Address API | No | Yes | [Go!](https://www.ipify.org/) |
| JSON 2 JSONP | Convert JSON to JSONP (on-the-fly) for easy cross-domain data requests using client-side JavaScript | No | Yes | [Go!](https://json2jsonp.com/) |
| JSONbin.io | Free JSON storage service. Ideal for small scale Web apps, Websites and Mobile apps | `apiKey` | Yes | [Go!](https://jsonbin.io) |
| JSONPlaceholder | Fake data for testing and prototyping | No | No | [Go!](http://jsonplaceholder.typicode.com/) |
| Judge0 API | Compile and run source code | No | Yes | [Go!](https://api.judge0.com/) |
| Kairos | Face Recognition and Emotion Analysis | `apiKey` | Yes | [Go!](https://www.kairos.com/features) |
| Let's Validate | Uncovers the technologies used on websites and URL to thumbnail | No | Yes | [Go!](https://github.com/letsvalidate/api) |
| Lorem Text | Generates Lorem Ipsum text | `X-Mashape-Key` | Yes | [Go!](https://market.mashape.com/montanaflynn/lorem-text-generator) |
| Loripsum | The "lorem ipsum" generator that doesn't suck | No | No | [Go!](http://loripsum.net/) |
| Myjson | A simple JSON store for your web or mobile app | No | No | [Go!](http://myjson.com/api) |
| Plino | Spam filtering system | No | Yes | [Go!](https://plino.herokuapp.com/) |
| Public APIs | A collective list of free JSON APIs for use in web development | No | Yes | [Go!](https://github.com/toddmotto/public-apis/tree/master/json) |
| QR code | Generate and decode / read QR code graphics | No | Yes | [Go!](http://goqr.me/api/) |
| RandomUser | Generates random user data | No | Yes | [Go!](https://randomuser.me) |
| RandomWord | Generate random word | No | No | [Go!](http://www.setgetgo.com/randomword/) |
| ReqRes | A hosted REST-API ready to respond to your AJAX requests | No | Yes | [Go!](https://reqres.in/ ) |
| RoboHash | Generate random robot/alien avatars | No | Yes | [Go!](https://robohash.org/) |
| Scrape Website Email | Grabs email addresses from a URL | `X-Mashape-Key` | Yes | [Go!](https://market.mashape.com/tommytcchan/scrape-website-email) |
| SHOUTCLOUD | ALL-CAPS AS A SERVICE | No | No | [Go!](http://shoutcloud.io/) |
| StackExchange | Q&A forum for developers | `OAuth` | Yes | [Go!](https://api.stackexchange.com/) |
| UI Names | Generate random fake names | No | Yes | [Go!](https://github.com/thm/uinames) |
| Verse | Check what's the latest version of your favorite open-source project | No | Yes | [Go!](https://verse.pawelad.xyz/) |
### Dictionaries
@@ -593,6 +585,20 @@ API | Description | Auth | HTTPS | Link |
| UFC Data | Ultimate Fighting Championship information for events and fighters | No | No | [Go!](http://ufc-data-api.ufc.com/) |
| Wger | Workout manager data as exercises, muscles or equipment | `apiKey` | Yes | [Go!](https://wger.de/en/software/api) |
### Test Data
API | Description | Auth | HTTPS | Link |
|---|---|---|---|---|
| Adorable Avatars | Generate random cartoon avatars | No | Yes | [Go!](http://avatars.adorable.io) |
| Bacon Ipsum | A Meatier Lorem Ipsum Generator | No | Yes | [Go!](https://baconipsum.com/json-api/) |
| Hipster Ipsum | Generates Hipster Ipsum text | No | No | [Go!](http://hipsterjesus.com/) |
| JSONPlaceholder | Fake data for testing and prototyping | No | No | [Go!](http://jsonplaceholder.typicode.com/) |
| Lorem Text | Generates Lorem Ipsum text | `X-Mashape-Key` | Yes | [Go!](https://market.mashape.com/montanaflynn/lorem-text-generator) |
| Loripsum | The "lorem ipsum" generator that doesn't suck | No | No | [Go!](http://loripsum.net/) |
| RandomUser | Generates random user data | No | Yes | [Go!](https://randomuser.me) |
| RandomWord | Generate random word | No | No | [Go!](http://www.setgetgo.com/randomword/) |
| RoboHash | Generate random robot/alien avatars | No | Yes | [Go!](https://robohash.org/) |
| UI Names | Generate random fake names | No | Yes | [Go!](https://github.com/thm/uinames) |