# Flexbox Inspector now in Firefox DevEdition/Beta

**URL:** <https://discourse.mozilla.org/t/flexbox-inspector-now-in-firefox-devedition-beta/34903>\
**Category:** Developer Tools\
**Created:** [January 8, 2019, 7:03pm UTC](https://discourse.mozilla.org/t/flexbox-inspector-now-in-firefox-devedition-beta/34903 "2019-01-08T19:03:43Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![victoria](https://sea1.discourse-cdn.com/flex001/user_avatar/discourse.mozilla.org/victoria/32/19342_2.png) [@victoria](https://discourse.mozilla.org/u/victoria)\
**Post date:** [January 8, 2019, 7:03pm UTC](https://discourse.mozilla.org/t/flexbox-inspector-now-in-firefox-devedition-beta/34903/1 "2019-01-08T19:03:43Z")

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![image](https://us1.discourse-cdn.com/flex001/uploads/mozilla/original/3X/5/6/564ba8bc4b155e51647dffa933d68a3d4903746a.png)

Hi friends! I really appreciate everyone who previously gave feedback on my [Flexbox mockups](https://discourse.mozilla.org/t/flexbox-inspector-input-wanted/30611). Now that the tool is live in DevEdition and Beta, I’d love to hear about any issues or big wins you run into in real-world use cases.

Here’s my blog post about the UX rationale that went into the design: [Designing the Flexbox Inspector](https://hacks.mozilla.org/2019/01/designing-the-flexbox-inspector/)