Unlike modern Forge, AnjoCaido used a :

: It fostered a massive "cracked" server culture, especially in Eastern Europe and South America.

In the early 2010s, Minecraft's official launcher was relatively basic. The emerged as a popular alternative because it bypassed the official login requirement, enabling a "Force Update" feature that simplified game version management. For many players, it served as a "demo" that eventually led them to purchase the full game.

A checkbox that forced the launcher to redownload minecraft.jar , useful for clearing mods or updating to the latest version.

Allowed users to enter any name to play offline or on "cracked" servers.

From an official old Minecraft installation (Beta 1.7.3):