# Claude Tag Alternative

> An independent guide to Claude Tag, Anthropic's Slack agent, and to Kortix, the open-source AI Operating System a company runs on its own infrastructure.

Every page has a markdown twin (linked below) and the whole site is in [llms-full.txt](https://claudetagalternative.com/llms-full.txt).

## Pages

- [Overview](https://claudetagalternative.com/index.md): An open-source Claude Tag alternative: your agents, skills and memory in one git repo you own, running on cloud computers.
- [Claude Tag in Slack](https://claudetagalternative.com/claude-tag-slack.md): Claude Tag runs in Slack under your organization's identity; Kortix is the open-source AI Operating System with a Slack agent you can audit.
- [Migration](https://claudetagalternative.com/claude-in-slack.md): Claude in Slack became Claude Tag on August 3, 2026: what an admin must re-check, and how Kortix runs that job in an open-source agent.
- [Open source](https://claudetagalternative.com/open-source-claude-tag.md): Kortix, the open-source AI Operating System, fills the layer under Claude Tag: agents, skills and memory in one git repo you own.
- [Claude Tag vs Kortix](https://claudetagalternative.com/claude-tag-vs-kortix.md): Claude Tag rents a Claude inside Slack; Kortix is the open-source AI Operating System you run with your own models and memory.

## Kortix

- [Kortix](https://kortix.com): The open-source AI Operating System.
- [Kortix docs](https://kortix.com/docs): installing, self-hosting and configuring Kortix.
- [Source](https://github.com/kortix-ai/suna): the open-source repository.