In Firefox, type about:addons in the address bar.

Click the gear icon (Settings) and select "Install Add-on From File..." .

For documents over 20 pages, scroll slowly to the bottom of the page before hitting "Download". This ensures Firefox fetches all images and text from the server.

It hides intrusive "Upgrade to Premium" banners that block document views.

StuHack is an open-source browser extension primarily hosted on GitHub that targets study-sharing websites. Its primary goal is to provide "premium features" to all users without requiring a paid subscription.

Because StuHack is not hosted on the official Mozilla Add-ons store , it must be installed manually.

Navigate to a reliable repository like danieltyukov/studocuhack or isanchop/stuhack and download the .xpi file or the source code ZIP.

Many versions of StuHack open the document in a new tab. Once open, use Ctrl + P (Print) and select "Save as PDF" to keep a local copy.

Race Categories

5km Run

If you’re new to the world of long distance running, then this is the category for you. Designed for beginners & casual runners, this distance acts as a stepping stone into the world of endurance sports. Challenging & equally rewarding, this race can be completed by people of all fitness levels.

10km Run

A distance that is perfect for intermediate as well as beginner runners, the 10k can either go by blazingly fast or you can take your time and soak in the atmosphere on race day. If you’re looking for a challenge without the demands of a half marathon, then this is the category for you.

Half Marathon

The penultimate distance in classic long distance running, the Half Marathon is a true test of your endurance, grit and determination. If you’ve been running for a while now and are looking to step up to a bigger challenge, then this is the category for you. If you’re willing to go the distance, then the Half Marathon awaits.

Stuhack Firefox Here