Commented on Volley · Oct 20, 2026
Hi DevHunt! I've found that a good sequence diagram can solve almost any communication problem in engineering, but the ones I kept drawing for API work stopped at "App calls Auth Server" and left the reader digging through docs. Volley puts the real request and response on every arrow. You can write flows in plain text, or build them from webhook inboxes, HAR files and customer recording links (secrets stripped in the browser). It's also easy for AI tools to write, with an MCP server, CLI and HTTP API. The editor is free with no account. I'd love feedback on the syntax and on what you'd want to capture next.