Portless

Zero config. Zero args. Zero code changes.

A zero-configuration local-development CLI and proxy that gives local apps stable localhost domain names, avoiding port conflicts and supporting HTTPS-oriented development workflows.

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releasePRIMARY2026-04-27

Portless v0.11 adds myapp.localhost and parallel worktrees

Portless v0.11 shipped stable myapp.localhost names so agents can run dev servers in parallel worktrees without port collisions. The zero-config CLI targets the common :3000 bottleneck in local multi-agent coding setups.