# \[Userscript\]: Double-Check (Version 2.x) **URL:** \ **Category:** API And Third-Party Apps\ **Created:** [June 21, 2018, 4:38pm UTC](https://community.wanikani.com/t/userscript-double-check-version-2x/31456 "2018-06-21T16:38:39Z")\ **Posts on this page:** 1\ **Showing post:** 181
**Author:** ![Kumirei](https://sea1.discourse-cdn.com/wanikanicommunity/user_avatar/community.wanikani.com/kumirei/32/480522_2.png) [@Kumirei](https://community.wanikani.com/u/Kumirei)\ **Post date:** [September 17, 2020, 10:11am UTC](https://community.wanikani.com/t/userscript-double-check-version-2x/31456/181 "2020-09-17T10:11:08Z")
Interesting that rfindley didn’t include a check for WKOF in this script. Anyway you need to install WKOF > [@Installing Wanikani Open Framework](https://community.wanikani.com/t/installing-wanikani-open-framework/28549): > > Why you’re reading this: If you recently installed a userscript, and you suddenly find yourself reading this, it’s (probably) because the script requires the Wanikani Open Framework, an open-source, user-created project for making it easier to write scripts for Wanikani. Below are the instructions for properly installing the framework. (If you’re reading this thread for any other reason… well, hello slightly_smiling_face. Feel free to look around!) Installing the Open Framework 1. Install … --- _[View the full topic](https://community.wanikani.com/t/userscript-double-check-version-2x/31456)._