The best alternatives to soketi are WebsocketD, Cleora, and myws.dev. If these 3 options don't work for you, we've listed a few more alternatives below.
Cleora is an advanced developer tool for testing and documenting APIs. It lets you create HTTP requests, inspect server responses, open multiple WebSocket connections at once and save common messages for reuse.
Managed Websocket at scale. Myws.dev supports various authentication methods. The best part is, you only need standard libs to interact with it. No vendor lock-in. If at any point you want to take it in-house, ...
BrainyCP simplifies server management & automates all processes for system admins. It's ideal for webmasters with VPS tasks and large hosting companies placing clients on shared hosting.