p2pmux
p2pmux: A free, open-source multiplexer for encrypted collaborative terminal sessions. Ranked #7 of 29 in Terminal Multiplexers by our editors (8.6/10); pricing: Free plan; best for encrypted peer-to-peer collaboration.
At a glance
- Editor score8.6 / 10
- PricingFree plan
- Best forEncrypted peer-to-peer collaboration
- Free planYes
- Paid fromFree
- Persistence scopeLocal
- Facts checked20 Sep 2026
Where it wins
- Real PTY panes run on the machines that host them
- End-to-end encryption with direct or relayed connectivity
- Reconnect pairing and session failover support collaboration continuity
Where it doesn't
- Limited to macOS and Linux command-line terminals
- Local persistence keeps session state on participating machines
- Early-stage project may suit builders more than conservative teams
Our verdict on p2pmux
p2pmux is a free, open-source terminal multiplexer for macOS and Linux. It is designed for multiple users and machines that need to join shared terminal sessions while keeping each pane tied to a real shell on the machine hosting it. Users can create tabs, split panes, attach to sessions, pair trusted machines, and control panes collaboratively. Its narrow focus makes it relevant to developers, operations teams, and coding-agent workflows that need shared command-line access rather than a general remote desktop or hosted collaboration workspace.
The collaboration model is the main differentiator. p2pmux supports shared tabs, panes, nested splits, and collaborative pane control with active-typing protection. Sessions use end-to-end encrypted terminal streaming and can connect directly or through a relay using iroh. Pairing helps trusted machines reconnect, while session failover is intended to keep collaboration available when the coordinator leaves. The command-line control interface adds JSON output for automation, and coding-agent detection with an inbox view extends the workflow beyond basic terminal multiplexing. Choose p2pmux when shared PTYs and encrypted peer-to-peer connectivity matter more than a broad ecosystem of graphical integrations.
The trade-off is scope and maturity. Access is through macOS and Linux command-line terminals, and the published category specifications describe persistence as local. That model fits teams comfortable with participating machines hosting their own shells, but it is less suitable for organizations seeking centralized session storage, broad operating-system coverage, or a managed service. The project is licensed under MIT and described as early-stage. p2pmux should appeal to technically capable users who value open-source collaboration, reconnect pairing, and failover; teams prioritizing a polished, centrally administered platform should consider a different type of tool.
Your product? Our editors can test p2pmux in depth and publish a review, labelled as paid · from $149/mo →
p2pmux pricing
p2pmux fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Persistence scope | Local |
| Session synchronization | Yes |
| Collaboration features | Yes |
| Custom pane layouts | Yes |
| Plugins or extensions | Not verified |
| Access platforms | macOS and Linux command-line terminals |
| Maximum sessions | Not verified |
| Deployment | Self-hosted |
| Platforms | macOS, Linux |
| Support | Docs, Community |
| Built for | Solo, Small business (editorial estimate) |
| Pricing | Free plan |
| Website | p2pmux.com |
| Facts checked | 20 Sep 2026 |
Alternatives to p2pmux
- ZellijA free, open-source multiplexer with layouts, plugins, persistence, and collaboration.9.4
- tmuxA free, scriptable way to manage persistent local terminal sessions across Unix platforms.9.2
- muxelA free, open-source workspace for managing multiple local and remote coding sessions.9.0
p2pmux vs the competition
Compare p2pmux with any tool side by side →
Used p2pmux? Be the first to review it
The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used p2pmux for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.
Write a reviewTwo minutes · verified accounts only · read by an editor before it appears
Featured on iTechGuides
p2pmux is listed in our Terminal Multiplexers directory. Add the badge to your site — it links back to this page.
<a href="https://www.itechguides.com/products/p2pmux/"><img src="https://www.itechguides.com/best/badge/p2pmux.svg" alt="Featured on iTechGuides" width="230" height="46"></a>
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update