- Chrome itself doesn't require admin privileges to install
- Chrome has dev tools built in - type F12 and select a tab e.g. Network, or right-click on the page and choose 'Inspect element'
- chrome://net-internals/
- Web developer plugin
- Modify headers
Internet Explorer:
- Internet Explorer should be installed by default
- It has some dev tools built in - type F12 and then:
- Menu: Find | Select element by click
- Menu: Cache | View cookie information
- Tab: Script | Console
- Tab: Network (IE9 and later) | Go to detailed view | Double-click an item for headers and cookies
Standalone:
- Fiddler2 - inspect and modify HTTP traffic (requires admin)
- DebugBar (requires admin)
- Proxomitron - inspect and modify headers, (does not require admin rights)
- Proximodo a clone of Proxomitron (requires admin)
- Charles Proxy
- Other proxies
Non-GUI:
- curl -D -
- wget -S