TcpCatcher is a free TCP, SOCKS, HTTP and HTTPS proxy monitor server software.
As a developer tool, TcpCatcher will let you debug any client-server application by displaying TCP packets.
As an educational tool, TcpCatcher will help understanding any TCP based protocol.
Since HTTP has became the most commonly used protocol, TcpCatcher provides a large tool box for helping you debug any HTTP based conversation :
Multithreaded and bundled as a lightweight executable java jar, it is fast and portable and it has many extra features like searching, sorting, filtering, diffing, dec/hex packet editor to help you analyze captured traffic.
TcpCatcher is fully functional on Windows, Mac OS X, Linux,..anywhere a java runtime is installed.
Some HTTP captured traffic | Double click on one row to open packet detailed view
|Report a bug or
suggest a new feature
|Set up your browser
|Features & Releases History