There are 2 repositories under network-debug topic.
a iOS network debug library, monitor HTTP requests
An HTTP network request monitor for React Native with in-app interface for iOS and Android with no native code
Gander is a simple in-app HTTP inspector for Android OkHttp clients. Gander intercepts and persists all HTTP requests and responses inside your application, and provides a UI for inspecting their content.
IntSight Prototype for Mininet + BMv2
Helps you solve common network issues and has other network-related tools.