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Reference edition 2026.46

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Portlivo vs Isothrum

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Portlivo compared with Isothrum
DetailPortlivo logo PortlivoIsothrum logo Isothrum
What it doesMac menu bar app for viewing and managing local dev servers and ports A GNS3-style editor for containers, VMs, switches and routers that runs in your browser
StageNot given Not given
FoundedNot given 2022
Based inNot given FR
Pricing modelFree trial Free
PricingFree trial for 7 days. After trial: $8.99 USD one-time for 1 Mac (early-bird pricing, normally $19.99), $39.99 USD for 3 Macs, $59.99 USD for 5 Macs. One-time purchase with free updates, no subscription. Not given
Key features
  • Menu bar display of all listening ports and processes
  • Kill, restart, and manage dev servers from the menu bar
  • Live health checks with HTTP status indicators and response times
  • Live website previews and screenshots of dev servers
  • Live log streaming and tail capabilities
  • Project stacks to start multiple servers together
  • QR code sharing and public HTTPS sharing via cloudflared or ngrok
  • devports CLI for Terminal and Raycast access
  • CPU and memory monitoring per server
  • Visual lab editor with drag-and-drop interface for network devices
  • Mix containers and VMs in the same lab
  • Configure switches with VLANs and trunks
  • Automatic or manual routing between networks
  • Add network conditions like latency, jitter and packet loss
  • Export to Docker Compose, Vagrant, Proxmox, Kubernetes and cloud platforms
  • Import GNS3 projects and convert them to labs
  • Real-time validation as you design
  • Desktop app with consoles, VNC screens and packet capture
  • Works offline and runs entirely in the browser
What makes it different
  • Native SwiftUI app optimized for Mac menu bar with no Electron overhead
  • Complete local privacy with no account, no analytics, and no data collection
  • One-time purchase with free updates instead of subscription model
  • Recognizes and integrates with major development frameworks and tools
  • Keyboard-first interface designed for developer efficiency
  • Runs in your browser with no installation or account required
  • Exports to multiple environments from one lab design
  • Private by design with no data leaving your browser
  • Open isoloom.yml format that you own and can version control
  • Can import and convert existing GNS3 projects
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)8 +1 (up) since last check2 no change since last check
Trust Flow (Majestic)70
Citation Flow (Majestic)210
Referring domains (Majestic)130

4 details filled in for both companies.

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