Blog

Writing

Ideas, tutorials, and updates from our team.

  • JavaScript SDK

    How to capture console logs and network requests from a user's browser

    DevTools is open on the wrong machine. Here's how to instrument console, errors, fetch, and XHR so a user's browser can tell you what actually happened — and the traps that make naive implementations break the page they're monitoring.

  • Session replay

    Session replay without the surveillance

    Session replay has a reputation problem, most of it earned. Here's how we use it — scoped to a report, redactable by the user, and off with one line.