Free, open-source desktop and web app for Meta's Muse Code CLI
Stable domains for local development ports, eliminating conflicts with free open-source tunnels and paid cloud options
Stage
Not given
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Founded
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Based in
IN
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Pricing model
Open source
Freemium
Pricing
Free, MIT licensed, no paid tier, no trial, no seats, no account. Runs on your existing Muse Code subscription.
Free and Open Source: $0 (unlimited local tunnels, open source); Professional: $49/mo or $490/yr (unlimited cloud tunnels, visitor auth, feedback comments); Team: $149/mo or $1,490/yr (everything in Professional plus unlimited members, teams, shared subdomains, approvals, organization billing); Ente
Key features
Projects and sessions grouped by working directory and git worktrees
Resume sessions including those started in the terminal TUI
Inline diffs in the thread at the turn that produced them
Every agent approval surfaced and never bypassed
Cost tracking at published API rates per thread
Full keyboard navigation with command palette
File viewer with source, Markdown, image, video and PDF preview
Remote daemon support for running the agent on another machine
VS Code extension available
Native Windows support with PowerShell
Stable local domains (*.portzero.local) for processes and containers
Cloud tunnels (*.tunnel.portzero.cloud) with HTTPS for LAN and internet access
Support for multiple programming languages
Git worktree support with per-branch URLs
AI agent integration with MCP server
Visitor authentication and access control
Feedback comments on live tunnels
Team access policies and approvals
Audit log (Enterprise plan)
Organization billing with no per-seat charges
What makes it different
No additional cost or billing on top of existing Muse Code subscription
Credentials stay with the muse CLI, never stored by Helicon
Native Windows support without requiring WSL
MIT licensed open-source with no company behind it
Sessions and approvals never bypassed or batched
Eliminates port conflicts by assigning stable virtual domains instead of port numbers
Free and open source for local use; no additional cost for cloud features on paid plans
Flat pricing with no meters, overages, or per-seat charges
Agent-ready with native MCP server integration for AI coding agents
Works across multiple OS and languages with zero port bookkeeping required
Helicon
Port Zero