Based on the terminology used, (often referred to as "Eaglercraft 1.10 new" to distinguish it from older or rebuilt versions) refers to the EaglercraftX project. This is the web-based port of Minecraft 1.8.8 that has been extensively modded and backported to include features found in Minecraft 1.9, 1.10, and even later versions.
: A new accessibility feature that helps players navigate terrain without constantly pressing the spacebar. Improved Soundscapes eaglercraft 110 new
Search "Eaglercraft 1.1.0 server list" on Reddit or Discord. Note that Mojang's official servers do not work with Eaglercraft—this is a third-party emulation. "Eaglercraft 1