SSE Event Stream Parser & Server-Sent Events Viewer LOCAL ONLY
Parse pasted Server-Sent Events frames, multi-line data, IDs, retry values, comments, and embedded JSON.
SSE stream textPaste text/event-stream frames separated by blank lines
Inspect protocol frames without opening a connection
Paste a captured text/event-stream response to debug field folding and event dispatch. Authentication, reconnect behavior, HTTP caching and connection health still belong in your client and server tests.