Remove dupe link

README.md

@@ -1280,9 +1280,9 @@ Most of these are paid services, some have free tiers.
 * [Spartan](https://github.com/Daltron/Spartan) - An Elegant Spotify Web API Library Written in Swift for iOS and macOS. :large_orange_diamond:
 * [BigBoard](https://github.com/Daltron/BigBoard) - An Elegant Financial Markets Library Written in Swift that makes requests to Yahoo Finance API's under the hood. :large_orange_diamond:
 * [SwiftyVK](https://github.com/SwiftyVK/SwiftyVK) Library for easy interact with VK social network API written in Swift 🔶
-* [ARKKit](https://github.com/sleepdefic1t/ARKKit) - [ARK Ecosystem](https://ark.io) Cryptocurrency API Framework for iOS & macOS, written purely in Swift 4.0. :large_orange_diamond:
+* [ARKKit](https://github.com/sleepdefic1t/ARKKit) - ARK Ecosystem Cryptocurrency API Framework for iOS & macOS, written purely in Swift 4.0. :large_orange_diamond:
 * [SwiftInstagram](https://github.com/AnderGoig/SwiftInstagram) - Swift Client for Instagram API. :large_orange_diamond:
-* [SwiftyArk](https://github.com/Awalz/SwiftyArk) - A simple, lightweight, fully-asynchronous cryptocurrency framework for the [ARK Ecosystem](https://ark.io). :large_orange_diamond:
+* [SwiftyArk](https://github.com/Awalz/SwiftyArk) - A simple, lightweight, fully-asynchronous cryptocurrency framework for the ARK Ecosystem. :large_orange_diamond:
 
 ## Security
 * [cocoapods-keys](https://github.com/orta/cocoapods-keys) - A key value store for storing environment and application keys.