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Performance tools for Flutter

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![Screenshot 2023-04-26 at 3 14 17 PM](https://user-images.githubusercontent.com/43759233/234714730-d51d7e09-bdfd-4aff-a692-ddcfdac1ad4c.png) @elliette

good first issue
debugger page
P2

![](https://media.giphy.com/media/dYtt1opESBL3i/giphy.gif) I'm not sure if my copy is very good so it may need some love. Fixes https://github.com/flutter/devtools/issues/6874

We are using http-1.1.0 for network requests in our application. We noticed that the network panel is not working anymore, in previous Flutter versions it was working. ``` fvm flutter...

network page
P2

I noticed when I change the size of my browser window, the CPU flame chart timings seem to scale differently to the data. I originally had the window taking up...

bug
cpu profiler

When I am using Dio to run in Isolate to get data from network. Devtools cannot show request,response. It will work well it I use Dio to run in main...

network page

We may be able to get a memory pressure event from chrome that we can listen for and act accordingly to preserve memory resources. For example, if the user has...

P2
devtools app memory

___ **DevTools version**: 2.23.1 **Connected Device**: CPU / OS: arm64 (64 bit) android Dart Version: 3.0.2 Flutter Version: 3.10.2 / stable Framework / Engine: 9cd3d0d9ff / 90fa3ae28f Connected app type:...

screen: inspector
P2

See https://github.com/flutter/flutter/issues/139641

test flake

https://dart-review.googlesource.com/c/sdk/+/342980/4/pkg/dtd/lib/src/dtd_file_system_access/types.dart The original design said to extend the response, but it seemed to make it more cumbersome.Talk to Ben to see how we can better do this.

Fix was here: https://github.com/flutter/devtools/pull/6993. To add testing for this, we need to add an integration test that spawns a Dart CLI app and connects to DevTools to load extensions. Our...

testing
devtools extensions
P2