Monkey Invasion is a Chrome add-on developed by jmt that brings a playful twist to your browsing experience. This free program allows you to prank your friends or colleagues by unleashing a mischievous group of monkeys onto their new tabs.

Once installed, Monkey Invasion will activate whenever a new tab is opened. Within seconds, a swarm of monkeys will take over the screen, creating a lively and entertaining scene. However, the joke doesn't end there. The victim will have to find the hidden button amidst the chaos to make the monkeys disappear.

While the Lite version of Monkey Invasion is available for free on the Chrome Web Store, the full functionality of the add-on can be explored by accessing the code on GitHub. So, if you're in the mood for some harmless fun, give Monkey Invasion a try and bring a smile to someone's face.