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Stop vibe-debugging.
Plug Claude into your app's actual errors.
AppSignal's MCP server hands Claude, Cursor, or Zed your real errors, traces, and the deploy that shipped them. AI writes the fix; you review the diff.
...You can use Safari Web Inspector extracted from Webkit sources, e.g. artygus/webkit-webinspector. Another option is mozilla/valence which enables Firefox DevTools to be used with iOS.
Debug Safari and WebViews on iOS from tools like VS Code
RemoteDebug iOS WebKit Adapter is a protocol adapter that Safari and WebViews on iOS to be debugged from tools like VS Code, Chrome DevTools, Mozilla Debugger.html and other tools compatible with the Chrome Debugging Protocol. Before you use this adapter you need to make sure you have the latest version of iTunes installed, as we need a few libraries provided by iTunes to talk to the iOS devices.
Hybrid framework to speed up the first screen of websites
...VasSonic uses custom url connection instead of original network connection to request the index html, so it can request resource in advance or parallel to avoid waiting for the view initialization. In this parallel case, VasSonic can read and render partial data by WebKit or Blink kernel without spending too much time waiting for the end of data stream.