Be more active on Instagram.
It clicks the "like" button on an Instagram post, waits a few seconds, then clicks the next button and repeats the process over and over again. You can leave the tab open with Social Roller running while you work on other things. The extension tries to act like a normal user would and automatically stops after liking 50 posts (configurable).
Use sparingly or Instagram will block you from liking content on their site.
Previously called Like Roller.