







What you should know before setting up Chatto.
Introducing Chatto
I'm building an Open Source group chat application that's simple to self-host, familiar to use, and easy to customize.

Chatto Dev Instance
The development instance of Chatto, the lean, self-hostable chat app. Come try the latest builds and hang with the team.
Chatto — Self-hostable team chat
Chatto is a fast, fully-featured chat app for teams and communities who care about owning their data.

What makes a great ChatGPT app | OpenAI Developers
How to build capabilities that make conversations better.


Use ChatGPT | ChatGPT Learn
Choose Chat, ChatGPT Work, or Codex, add useful context, and refine the result.

Building your own Delta Chat bot is easy. Read on for some basic information and maybe have a look at our example bots.
Best practices: conversation design
An introduction to IBM Research’s Natural Conversation Framework

A community organizer’s guide to Signal group chats
Key privacy settings and best practices.

Signal Messenger: Speak Freely
Say "hello" to a different messaging experience. An unexpected focus on privacy, combined with all of the features you expect.

Work smarter with your company knowledge in ChatGPT
Company knowledge brings context from your apps into ChatGPT for answers specific to your business, with clear citations, security, privacy, and admin controls. Available now for Business, Enterprise, and Edu users.

Chat is minimum-viable anything
Chat is the minimum-viable tool for online organizing. Without complete control over our means of communication, our ability to organize depends entirely on the goodwill of the very same hegemonic incumbents which we seek to surpass.

proto instant messenger
AIM-inspired group chat on the AT Protocol. Real-time chat rooms, presence, away messages — a safe space for community.

proto instant messenger
AIM-inspired group chat on the AT Protocol. Real-time chat rooms, presence, away messages — a safe space for community.

WinGPT
Do you use Windows 3.1? Do your friends send you jokes and haikus written by ChatGPT, and make you feel left out? Do you wish you had the sum of all human knowledge at your fingertips? Or wish you had your very own AI chatbot on your trusty 386?