The devtools.network.getHAR API method retrieves all the collected network requests generated by the target window as a HAR log (e.g. mostly like currently collected by the devtools and exportable from the network panel). References: - https://developer.chrome.com/extensions/devtools_network#method-getHAR
I'm giving a beer to the dev that implements this. 5$ on Bountysource :) I know it's not much but I can't wait for Chrome DevTools extensions to work in Firefox also :) I might increase the amount in the future.