I know a lot of you have been asking: “Can we play 1.21 Tricky Trials in my browser yet?”
"Eaglercraft 1.21" does not officially exist yet.
Yes and no.
Because "Eaglercraft 1.21.1" is a high-traffic search term, many malicious sites host "fake" versions that are actually just ad-wrappers or malware.
The performance can vary depending on your device and internet connection. It's optimized well for browser play, but you might experience some lag, especially on lower-end hardware or slower connections.
Always look for open-source repositories. If a site asks you to "verify" by downloading a .exe file, it is a scam. Eaglercraft runs entirely in the browser.
The version 1.8.9 of Eaglercraft, or more accurately, the Eaglercraft project aiming to mimic Minecraft 1.8.9, allows players to enjoy a nostalgic Minecraft experience with the Redstone contraptions, mob fights, and exploration that the version is known for.