• Fathom: A Browser-based Network Measurement Platform

    The Fathom project explores the browser as a platform for network measurement and troubleshooting. It provides a wide range of networking primitives directly to in-page JavaScript. You get direct TCP/UDP socket access, higher-level protocol APIs such as DNS, HTTP, and UPnP, and ready-made functionality such as pings and traceroutes.

  • BrowserLab: A JSON RPC network monitoring API library for Openwrt and BISmark routers

Paris traceroute is a new version of the well-known traceroute network measurement tool that corrects errors when routers in the path between the source and destination perform load balancing.