Eaglercraft operates in a legal "gray area" because it distributes a recompiled version of Minecraft's source code and assets.
Simply right-click the downloaded file and select "Open with..." followed by your preferred browser. eaglercraft 15 2 download exclusive
Because this replicates the 2013 era of Minecraft, the exclusive version removes modern chat reporting features. This makes it popular for private school servers where admins want local moderation, not Microsoft's reporting system. Overview — EaglerCraft 1
The single-player experience is exactly what you remember from 2013. However, the multiplayer aspect of Eaglercraft is unique. Exclusive/private builds:
: For an "exclusive" offline experience, you can download the Offline Client (zip) from the Eaglercraft Downloads page . This allows you to run the game as a local HTML file without an active internet connection.