Freeware

Capsa Free

Capsa Free is a must-have freeware network analyzer for Ethernet monitoring, troubleshooting and analysis. Capsa Free is a perfect choice for students, teachers and computer geeks to learn protoclos and networking technology knowledge.

Colasoft MAC Scanner

Colasoft MAC Scanner is a professional and easy-to-use mac and IP scanner for windows users. By multi-thread scanning your local network and gathering a list of the MAC addresses with corresponding IP addresses, Colasoft Mac Scanner makes network administrators work more efficient.

Colasoft Ping Tool

Colasoft Ping Tool is one of the free network tools provided by Colasoft Co., Ltd. Colasoft Ping Tool supports ping multiple IP addresses simultaneously and list the comparative responding times in a graphic chart, which makes it outstanding other ping tools.

Colasoft Packet Builder

Colasoft Packet Builder enables creating custom network packets; users can use this tool to check their network protection against attacks and intruders.Colasoft Packet Builder includes a very powerful editing feature. Besides common HEX editing raw data, it features a Decoding Editor allowing users to edit specific protocol field values much easier.

Colasoft Packet Player

Colasoft Packet Player is a packet replayer which allows users to open captured packet trace files and play them back in the network. It supports many packet trace file formats created by sniffer softwares such as Colasoft Capsa, Ethereal, Network General Sniffer and WildPackets EtherPeek/OmniPeek, etc.