AGPL self-hostable workspace runs Claude Code, Codex, OpenCode or Pi in isolated sandboxes; hand off from Slack/web/API, attach playbooks/skills/knowledge, approve sensitive actions, and get PRs or files back—positioned as an open Devin alternative.
Microsoft Copilot Studio adds org-owned managed agents with their own Microsoft 365 credentials (@mention in Teams/Outlook/Office comments), business process memory that carries preferences across cycles, and GitHub Copilot harness triggers so agents start on email or a cadence without a new prompt—rolling out via Frontier.
Microsoft Copilot StudioGitHub Copilot harnessMicrosoft 365+2