Best Open Network Diagram Alternatives in 2026
The top Open Network Diagram alternatives are NetBox, Danbyte and Nautobot: 15 network documentation software our editors would look at instead of Open Network Diagram, in our ranking order.
Open Network Diagram: A free, open-source network documentation tool with diagrams, IPAM, racks, and inventory. Where it falls short: no integrations for connecting other tools or services.
Switching from Open Network Diagram? For most network documentation software buyers the best Open Network Diagram alternative is NetBox, built for network teams wanting a mature open-source source of truth. On a budget, Scanopy starts at $11.99/mo.
Why People Look for an Open Network Diagram Alternative
- No integrations for connecting other tools or services
- Authentication and TLS are not included
- Self-hosted deployment requires managing the environment and data volume
Quick Picks by What You Need
- Best overallNetBox9.4
Network teams wanting a mature open-source source of truth
Visit NetBox - Lowest priceScanopy8.8
Paid plans from $11.99/mo
Visit Scanopy - Best free optionNetBox9.4
Has a free plan
Visit NetBox
All 15 Open Network Diagram Alternatives, Ranked
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.
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Best forNetwork teams wanting a mature open-source source of truth
- Better than Open Network Diagram:
- Editor score 9.4 vs 8.4
A mature open-source source of truth with broad modeling, discovery, APIs, and automation.
9.4/10★★★★★Visit NetBox -
Best forTeams needing free, comprehensive network documentation
- Better than Open Network Diagram:
- Editor score 9.2 vs 8.4
A broad, no-license-cost platform for documenting and monitoring network infrastructure.
9.2/10★★★★★Visit Danbyte -
Best forAutomation-focused network engineering teams
- Better than Open Network Diagram:
- Editor score 9.1 vs 8.4
A flexible, automation-focused source of truth for complex network environments.
9.1/10★★★★★Visit Nautobot -
Best forAffordable topology discovery across many platforms
- Better than Open Network Diagram:
- Editor score 8.8 vs 8.4
Affordable topology discovery with broad platform coverage and open-source deployment.
- Credential storage
- IP address management
- Network diagrams
8.8/10★★★★☆Visit Scanopy -
Best forTeams needing visual IPAM and physical documentation
- Better than Open Network Diagram:
- Editor score 8.6 vs 8.4
A broad visual network documentation platform with a capable free plan and paid team features.
- Circuit management
- IP address management
- Network diagrams
8.6/10★★★★☆Visit Obelinf -
Best forSmall teams needing free racks and network assets
A free, self-hosted system for documenting racks, devices, ports, IPs, and network links.
8.3/10★★★★☆Visit RackTables -
Best forFree IPAM with optional configuration management
A capable free IPAM core with paid network configuration management by device count.
8.2/10★★★★☆Visit GestióIP -
Best forTeams wanting straightforward self-hosted IPAM
A free, self-hosted IPAM tool with broad network inventory and automation features.
8.1/10★★★★☆Visit phpIPAM -
Best forTeams wanting broad IT discovery with network mapping
Broad IT inventory and network mapping, with software asset management as an added focus.
7.9/10★★★★☆Visit LOGINventory -
Best forLarge teams needing automated network documentation
A deep network documentation platform for teams that can support a £3,000 annual starting price.
- Credential storage
- IP address management
- Network diagrams
7.8/10★★★★☆Visit site -
Best forEstablished enterprises needing IPAM and discovery
A broad enterprise platform for IPAM, discovery, topology, and structured network records.
- Credential storage
- IP address management
- Network diagrams
7.7/10★★★★☆Visit BlueCat -
Best forOrganizations focused primarily on IP address management
A focused IPAM system for discovering, tracking, and administering network addresses.
7.6/10★★★★☆Visit SolarWinds -
Best forHybrid-cloud teams needing enterprise IPAM
A specialized IPAM platform for hybrid-cloud networks, automation, and multitenancy.
7.5/10★★★★☆Visit FusionLayer -
Best forUniFi-focused teams needing lightweight documentation
A focused open-source choice for UniFi visibility, IPAM, and network documentation.
- Credential storage
- IP address management
- Network diagrams
7.4/10★★★★☆Visit Netipam -
Best forData centers needing physical infrastructure planning
A broad DCIM platform for documenting, monitoring, and planning physical data center infrastructure.
7.3/10★★★★☆Visit netTerrain
Open Network Diagram Alternatives: Common Questions
What is the best alternative to Open Network Diagram?
NetBox: #1 in our Network Documentation Software ranking, with an editor score of 9.4 out of 10. A mature open-source source of truth with broad modeling, discovery, APIs, and automation.
Is there a free alternative to Open Network Diagram?
Yes. NetBox, Danbyte, Nautobot, Scanopy and Obelinf have a free plan or a free tier (10 of the 15 alternatives on this page).
What is the cheapest paid alternative to Open Network Diagram?
Of the alternatives here that publish a price, Scanopy starts lowest, at $11.99/mo.
Why do people look for Open Network Diagram alternatives?
No integrations for connecting other tools or services; Authentication and TLS are not included; Self-hosted deployment requires managing the environment and data volume.
How do I switch from Open Network Diagram?
Export your data from Open Network Diagram (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Open Network Diagram.
How to Switch from Open Network Diagram
- Export your data from Open Network Diagram (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Open Network Diagram.
Open Network Diagram vs Each Alternative
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 6 | Open Network Diagram | Yes | Free | 8.4 |
| 1 | NetBox | Yes | Free | 9.4 |
| 2 | Danbyte | Yes | Free | 9.2 |
| 3 | Nautobot | Yes | 9.1 | |
| 4 | Scanopy | Yes | $11.99/mo | 8.8 |
| 5 | Obelinf | Yes | $99/mo | 8.6 |
| 6 | RackTables | Yes | Free | 8.3 |
| 7 | GestióIP | Yes | €400/yr | 8.2 |
| 8 | phpIPAM | Yes | Free | 8.1 |
| 9 | LOGINventory | Yes | €3.70/unit/yr | 7.9 |
| 10 | XIA Configuration | No | £3,000/user/yr | 7.8 |
| 11 | BlueCat Address Manager | 7.7 | ||
| 12 | SolarWinds IPAM | No | 7.6 | |
| 13 | FusionLayer Infinity | No | 7.5 | |
| 14 | Netipam | Free | 7.4 | |
| 15 | netTerrain DCIM | No | 7.3 |
Head-to-Head
- Open Network Diagram vs NetBox
- Open Network Diagram vs Danbyte
- Open Network Diagram vs Nautobot
- Open Network Diagram vs Scanopy
- Open Network Diagram vs Obelinf
- Open Network Diagram vs RackTables
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update