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jwhois – internet whois client

jwhois is an improved Whois client capable of selecting Whois server to query based on a flexible configuration file.

viddy is a modern watch command. It features in our Top 100 CLI apps. viddy is written in the Go programming language.

Snow is used to conceal messages in ASCII text by appending whitespace to the end of lines.

neowatch is a modern alternative to the watch command. It’s free and open source software written in the Rust language.

hwatch is a modern alternative to watch. It records the differences in execution results and can check the differences afterwards.

2ping is a bi-directional ping utility. It uses 3-way pings (akin to TCP SYN, SYN/ACK, ACK). Free and open source software.

echoping is a small program to test (approximately) performances of a remote host by sending it requests such as HTTP requests.

xping is a simple ping program continuously probing multiple hosts using ICMP-ECHO. It’s written in the C programming language.

ping3 is a pure python3 version of ICMP ping implementation using raw socket. It’s published under the MIT License.

Omping (Open Multicast Ping) is tool to test IP multicast functionality primarily in local network. Written in C.