Softros LAN messenger - LAN messenger for an internal office chat for home or business users. It does not require a server and is very easy to install and use. It supports personal chats, group chats, message brodcasting, files transfer and remote desktop access.

botwick - Build your own SMS-based text bot

MyChat - Secure instant messenger for any network

Abot for Slack - Trusted by over 1000 Slack teams ✅. Abot is a simple and highly configurable app for anonymous feedback messages and more. If you want to create a poll on Slack or use it as an anonymous suggestion box you just need to type a simple command.

BORGChat - BORGChat is a LAN messaging software program.

Estherbot - Transform your resume into a bot.