Eaglercraft operates differently than standard Minecraft. Because it runs via WebSocket in a browser, the server ecosystem is a mix of official proxies, dedicated fan-hosted servers, and "anarchic" wild west territories.
Because Eaglercraft exists in a legal grey area (it uses reverse-engineered Minecraft assets), you won’t find these servers on Google’s first page easily. They live on forums, GitHub pages, and Discord.
Here is a verified list of popular Eaglercraft-compatible servers as of this year. These are not "152" specific, but they support the 1.5.2/1.8.8 Eaglercraft clients. 152 eaglercraft servers
152 EaglerCraft servers (a large, active cluster) offer fast, browser-based Minecraft Classic-compatible play with minimal setup, rich community-built mini-games, and a mix of casual and competitive servers.
Because official lists change constantly, you cannot rely on a static list. You must use "Discovery Engines." Eaglercraft operates differently than standard Minecraft
Not all 152 servers are the same. Based on traffic data, here are the five most popular server types within the 152 community:
Eaglercraft servers do not use IP addresses like play.server.com. They use WebSocket Secure protocols. Tip: If a server lists a normal IP,
Tip: If a server lists a normal IP, try typing wss:// before the IP in your Eaglercraft direct connect screen. If the server supports Eaglercraft, it will attempt a handshake.