Harness Active Open source
Hermes Agent
Self-improving terminal agent that runs locally or on container and serverless backends.
Get Hermes Agent 2 methods
curl -fsSL https://hermes-agent.nousresearch.com/install.sh | bash iex (irm https://hermes-agent.nousresearch.com/install.ps1) AboutNous Research
An open-source coding and general-purpose agent from Nous Research with persistent memory and a skills system that it extends as it works. It runs in a TUI or desktop app, supports subagents, worktree-isolated sessions, MCP servers, and seven terminal backends including Docker, SSH, Modal, Daytona and Vercel Sandbox, and can be reached through Telegram, Discord, Slack, WhatsApp or Signal.
Features Verified 6/8 ✓ yes ✗ no ? not verified
✓
Worktrees
Keeps parallel work in separate git worktrees?
yes
✓
Parallel agents
Runs several agent sessions at the same time?
yes
✓
Subagents
Can an agent delegate work to child agents?
yes
✓
MCP
Connects to MCP servers and their tools?
yes
✓
Remote access
Can you follow or control sessions from another device?
yes
✓
Cloud sandbox
Runs work in a hosted sandbox rather than on your machine?
yes
?
Diff review
Includes a built-in diff or review screen?
not verified
?
Plan mode
Has an explicit plan / approve-before-edit step?
not verified
Runs inside1
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