ChromeTricks

[+] Network internals:
chrome://net-internals/#dns
chrome://net-internals/#bandwidth
chrome://net-internals/#modules
chrome://net-internals/#httpCache
chrome://net-internals/#http2
chrome://net-internals/#sockets
chrome://net-internals/#timeline
chrome://net-internals/#events
chrome://net-internals/#waterfall
chrome://net-internals/#proxy
chrome://net-internals/#capture

[+] Memory Debug:
chrome://discards
chrome://flags/#enable-tab-discarding
chrome://flags/#automatic-tab-discarding

[+] General: 
chrome://accessibility
chrome://appcache-internals
chrome://apps
chrome://blob-internals
chrome://bookmarks
chrome://cache
chrome://chrome
chrome://chrome-urls
chrome://components
chrome://crashes
chrome://credits
chrome://devices
chrome://dns
chrome://downloads
chrome://extensions
chrome://flags
chrome://flash
chrome://gpu
chrome://help
chrome://histograms
chrome://history
chrome://indexeddb-internals
chrome://inspect
chrome://ipc
chrome://media-internals
chrome://memory
chrome://memory-internals
chrome://nacl
chrome://net-internals
chrome://newtab
chrome://omnibox
chrome://plugins
chrome://policy
chrome://predictors
chrome://print
chrome://profiler
chrome://quota-internals
chrome://settings
chrome://signin-internals
chrome://stats
chrome://sync-internals
chrome://terms
chrome://tracing
chrome://translate-internals
chrome://user-actions
chrome://version
chrome://view-http-cache
chrome://webrtc-internals
chrome://webrtc-logs

[+] debugging purposes only:

chrome://crash
chrome://kill
chrome://hang
chrome://shorthang
chrome://gpuclean
chrome://gpucrash
chrome://gpuhang
chrome://ppapiflashcrash
chrome://ppapiflashhang
chrome://restart/