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4.0/5.0
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Nexus

Visual graph mapping of web projects and their services in a local-first environment.

Pricing

$0/mo

Free
Score

4.0/5

Last technical review
2026-11-15
Available plansVisit website (opens in a new tab)

Technical Overview

Nexus is a visual mapping tool designed for software engineers and technical architects who need to visualize the topology of multiple web projects and services in an interactive graph. Built with a local-first approach to ensure data privacy, it offers a freemium model allowing up to three projects for free.

Analyst Evaluation: Pros and Limitations

Verified Advantages

  • Local-first architecture prioritizing infrastructure data privacy.
  • Interactive visual graph to understand complex service dependencies.
  • Functional free tier for small teams or independent projects.

Technical Considerations

  • Limited multi-user collaboration capabilities in early versions.
  • Lack of native integration with enterprise authentication protocols like SAML.

Technical Capabilities & Features

3/7
Included:REST & GraphQL API
Not available:SSO / SAML Authentication
Included:Self-Hosted Option
Included:Full Data Export
Not available:Role-Based Access Control (RBAC)
Not available:Custom Domains & SSL
Not available:Immutable Audit Logs
Scorecard
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Technical Scorecard: Nexus

75/100
DX & Tech Documentation
Excellent
80/100
Pricing Fairness
Excellent
85/100
Security & Governance
Favorable
70/100
Data Portability & Sovereignty
Favorable
75/100
Performance & Reliability
Favorable
65/100

Time to Value & Fit by Segment: Nexus

Estimated Time-to-Value< 1 hour (Immediate)

Near-instantaneous deployment with minimal technical friction.

Learning CurveLow (Intuitive)

Rapid onboarding for developers without prior training required.

Fit Index by Organization Size

Startup & Agile Teams1 to 50 members
80%
Mid-Market & Scaleup50 to 500 members
50%
Corporate Enterprise500+ members
20%
Pricing & TCO
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Pricing

$0.00/mo

Model: FREE.

Available plans:

  • Free Tier$0/mo

Free Tier Verification:

  • No credit card required
  • Commercial use allowed
  • Unlimited usage with no expiration
  • No mandatory watermarks
Get Nexus (opens in a new tab)

Billing Risks & Hidden Clauses: Nexus

Free Tier Limits:

Gratis para un máximo de 3 proyectos con almacenamiento local.

Audited Billing Critical Points:
  • El paso al plan de pago puede ser obligatorio si se superan los tres proyectos iniciales permitidos en el nivel gratuito.

"Map all your web projects and their services in one visual graph. Local-first, free for up to 3 projects."

Verified Quote: /
Total Cost of Ownership (TCO) Projection: Nexus$0.00/mo
Deterministic cost estimation at 12 and 36 months based on team size, including SSO tax premiums and annual prepay discounts.
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Licensing Cost (1 to 100+ seats)
$0/forever
Unlimited team members with zero penalties
SSO Tax (SAML Enterprise)
$0no surcharge
No artificial security barriers
3-Year Investment (Software TCO)
$0total
operates under a zero-cost or open-source model. Licensing TCO is identical:
Usage Surcharges & Bill Shock Simulator: NexusWhat usage costs as you scale
Detect overage penalties before they impact engineering budget.
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Prototype / MVP (10 GB)

Included base quota in plan: 10 GB.
Low Risk / Predictable Bill
Base Monthly Rate
$0/mo
Fixed subscription or contracted tier
Overage Penalty
$0/month extra
Usage covered within plan quota
Estimated Monthly Invoice
$0/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Suitable for development; verify concurrent connection limits.

Base Production (50 GB)

Included base quota in plan: 50 GB.
Low Risk / Predictable Bill
Base Monthly Rate
$0/mo
Fixed subscription or contracted tier
Overage Penalty
$0/month extra
Usage covered within plan quota
Estimated Monthly Invoice
$0/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Implement table compression policies and temporal partitioning.

Active Growth (250 GB)

Included base quota in plan: 250 GB.
Low Risk / Predictable Bill
Base Monthly Rate
$0/mo
Fixed subscription or contracted tier
Overage Penalty
$0/month extra
Usage covered within plan quota
Estimated Monthly Invoice
$0/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Offload cold backups to standard object storage (S3).

Large Scale (1.000 GB (1 TB))

Included base quota in plan: 1,000 GB.
Low Risk / Predictable Bill
Base Monthly Rate
$0/mo
Fixed subscription or contracted tier
Overage Penalty
$0/month extra
Usage covered within plan quota
Estimated Monthly Invoice
$0/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Migrate to dedicated instance or self-hosted cluster to curtail I/O fees.

Security & Data Exit
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Compliance & Security Standards: Nexus

SOC 2 Type IINot reported
ISO 27001Not reported
GDPR / RGPDNot reported
HIPAANot reported
PCI-DSSNot reported
Jurisdiction & Legal Sovereignty
🇺🇸United States [US]Subject to US CLOUD ActDPA On Request
SSO Availability (SAML Enterprise)
No SSO Documented
Data Residency
SELF_HOSTED
AI Privacy Policy
Not evaluated
Data Liberation & Migration Runbook: NexusJSON
Actionable escape runbook and credential export guarantees to mitigate vendor lock-in.
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Supported Structured Export Formats
JSON
Password Hash Portability
Locked: Proprietary Algorithm / No Export

Credential hashes are guarded under proprietary algorithms and cannot be exported.

CLI Command / Rescue Endpoint
export-graph-json
Exit Protocol & Migration Notes

Exportación manual de datos estructurados del grafo local.

Deployment & Infrastructure Requirements: NexusDocker
Hardware specs and Docker directives to run on local servers, dedicated VPS, or Kubernetes without telemetry leak to the cloud.
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Minimum Memory1 GB RAM (Recommended)
Compute CPU1 vCPU
Runtime / LanguageTypeScript / Go / Rust
Code LicenseOpen Source
Docker CLI Directive
docker run -d --name nexus -p 8080:8080 nexus:latest
Companion Services & Dependencies:
PostgreSQL 15+Redis 7+
Community & Repository
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Technical Reputation of Nexus

74/100 Technical Trust

Frequent Praises in Production

  • Local-first architecture prioritizing infrastructure data privacy.
  • Interactive visual graph to understand complex service dependencies.
  • Functional free tier for small teams or independent projects.

Reported Production Frictions

  • Limited multi-user collaboration capabilities in early versions.
  • Lack of native integration with enterprise authentication protocols like SAML.
Commercial Treatment & Vendor Lock-in:Self-Service in Dashboard

Cancellation flow is autonomous via billing portal or subscription settings.

Frequently Asked Technical Questions (Nexus)

How does Nexus handle the privacy of my project data?

Nexus uses a local-first approach, meaning your project information and graph structures are primarily stored in your local environment.

What are the exact limitations of the free tier?

The free tier allows you to map and manage up to three web projects simultaneously within the interactive visual graph without core feature restrictions.

Can graph data be exported?

Yes, the platform allows exporting data structures and graphical representations to integrate them into technical documentation workflows.

Direct Alternatives

All tools in Nexus
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