Dalus
FreemiumAI-native MBSE platform for hardware design teams.
By Tanmay Verma, Founder · Last verified 03 Jul 2026
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Added 5d ago
77/100Safe BetIn short
Dalus — AI-native MBSE platform for hardware design teams. Best for Systems engineers in aerospace, defense, automotive, or robotics, Hardware teams adopting SysML v2 for model-based systems engineering, Teams needing SOC 2, ITAR, or GDPR compliance in a modern MBSE platform. Free to start; paid plans from $99/mo.
Is Dalus actually worth it?
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Editorial Verdict
Best for
Systems engineers in aerospace, defense, automotive, or roboticsHardware teams adopting SysML v2 for model-based systems engineeringTeams needing SOC 2, ITAR, or GDPR compliance in a modern MBSE platformSmall-to-medium engineering teams wanting AI-assisted model generation
Not ideal for
Software-only development teams (better served by diagramming or UML tools)Individuals needing a free forever plan with many models (free tier caps at 250 elements)Teams that require mature version control today (still coming soon)Organizations needing deep simulation integration with legacy MBSE tools
Dalus is a promising AI-native MBSE platform for hardware teams, but its free tier is very limited and the tool is still maturing. Worth a trial for SysML v2 adopters; not ready for organizations needing mature version control or extensive third-party integrations today.
Compare with: Dalus vs Subframe, Dalus vs Draftbit, Dalus vs Bito
Last verified: July 2026
What's new in Dalus
Checked 5 days agoAcross the latest 6 updates: 5 feature updates and 1 news mention.
NewsBlog·Jan 15Newest
How Dalus Works with Aerospace Programs
Dalus published a blog post explaining its application in aerospace programs.
FeatureChangelog·Dec 30
Hazards Page
Added hazard tracking, mitigation steps, and array support in math expression editor.
FeatureChangelog·Dec 16
GovCloud, Self-Hosted Deployments, SOC 2, and GDPR
Dalus now supports audited controls and region-specific deployments for regulated data.
FeatureChangelog·Dec 2
Trade studies; Excel Analysis
Built-in trade studies and Excel analysis for design option evaluation.
FeatureChangelog·Nov 4
Auto-layout upgrades; ports redesign
Improved diagram readability with upgraded auto-layout and refreshed ports experience.
FeatureChangelog·Oct 21
AI onboarding; Requirement ownership and tagging
Guided AI onboarding flow and new requirement organization features.
What independent users actually report about Dalus
We ran a structured research pass across product reviews, community discussions, and post-purchase forum threads to surface the patterns vendors won't publish themselves. Below: the recurring strengths, the hidden costs people mention most, and the cohort that consistently regrets adopting this tool.
11 mentions across 2 sources (Hacker News, Lemmy).
28% positive72% critical
Recurring strengths
- +AI Copilot auto-generates system models from requirements, speeding up initial design.
- +Supports SysML v2, the latest OMG standard for systems modeling.
- +Real-time collaboration with branching workflows enables concurrent team work.
- +SOC 2 Type 2 certified and offers AWS GovCloud for defense/federal clients.
- +Freemium pricing lets teams evaluate without upfront cost.
Recurring frustrations
- −Almost no community feedback or user reviews to validate tool claims.
- −AI-generated models may introduce errors, especially in safety-critical hardware.
- −No documented integrations with popular engineering tools like Jira or MATLAB.
- −Version control with approval workflows is still a 'coming soon' feature.
- −Pricing tiers beyond free are unclear—hidden costs possible.
Patterns worth knowing
Lack of real-world user feedback makes it hard to assess Dalus's practical value.
Seen on Hacker News
AI Copilot for model generation is promising but raises reliability concerns for regulated industries.
Seen on Hacker News
Security compliance (SOC 2, GovCloud) is a strong selling point for defense/aerospace clients.
Seen on Hacker News
Learning curve
beginnerProductive in ~A few hours to learn basics, days to master SysML v2 and Dalus features
Hidden costs people mention
- • Pro and Enterprise pricing not publicly disclosed—possible price hike after free tier.
- • API usage limits or per-seat fees may apply.
Viability Score
77/100
Safe BetHow likely is Dalus to still be operational in 12 months? Based on 4 signals — momentum (how recently it shipped), wrapper dependency, revenue model, and web presence.
momentum
55
funding runway
80
website health
90
wrapper dependency
100
Last calculated: July 2026
How we score →Key Features
- Requirements management with status tracking and real-time updates
- System architecture modeling using SysML v2
- Analysis and verification via Python scripting and behavior simulation
- Test case planning with step-by-step procedures and traceability
- System safety and hazards identification with risk assessment controls
- AI Copilot for generating models, retrieving info, and spotting issues
- Auto-layout upgrades for clearer diagrams
- Part visuals: upload or AI-generated images and 3D CAD files
- Mission planning for use cases, stakeholders, and program phases
- Trade studies for evaluating design options
- Excel analysis integration
- Version control (coming soon)
- Integrations with GitLab, Simulink, Jira, Slack (some coming soon)
- SOC 2 Type 2 certification
- AWS GovCloud support for ITAR/EAR compliance
About Dalus
FreemiumIntermediateNo APIWeb
Dalus is an AI-powered, collaborative systems engineering platform built for hardware development in industries like aerospace, defense, automotive, robotics, and energy. It enables teams to model system architecture using SysML v2, manage requirements, simulate performance, and track test cases — all within a single, modern environment. The platform's AI Copilot can automatically generate system models from extracted requirements, retrieve information, and flag potential issues, reducing manual modeling overhead. Key features include Requirements Management with real-time status tracking, System Architecture modeling with SysML v2, Analysis & Verification via Python scripting and behavior simulation, Test Case planning with step-by-step traceability, and System Safety & Hazards identification with risk assessment controls. Collaboration is supported through live editing, branching workflows, and role-based permissions. Dalus also offers Mission Planning tools for use cases and program phases, plus Part Visuals for uploading or AI-generating images and 3D CAD files. Dalus emphasizes security and compliance with SOC 2 Type 2 certification, AWS GovCloud for ITAR/EAR, on-premise hosting, and EU data residency. Integrations with GitLab, Simulink, Jira, and Slack are available or coming soon. Version control with full history and approval workflows is listed as "coming soon." The free tier is limited to one model with up to 250 elements, making it more of a trial than a long-term free option. Compared to traditional MBSE tools like Cameo Systems Modeler or IBM Rhapsody, Dalus offers a more modern, AI-driven, collaborative experience but lacks the mature ecosystem and depth of legacy tools. It is best suited for teams already adopting SysML v2 or looking to start fresh with a cloud-native, compliance-ready solution.
Behind the Verdict
Dalus addresses a real pain point: traditional MBSE tools are expensive, complex, and not built for modern collaboration. Its AI Copilot can auto-generate models from requirements, which is genuinely useful for getting started. The SysML v2 support is ahead of many competitors. However, the free tier caps you at 250 elements in one model — barely enough for a serious evaluation. Version control is still "coming soon," which is a significant gap for team workflows. We'd recommend Dalus if you're a small- to medium-sized hardware team in aerospace, defense, or robotics, and you're open to adopting SysML v2. The compliance features (SOC 2, GovCloud, on-premise) are strong selling points for regulated industries. But if you need mature version control today, a broader integration ecosystem, or a generous free tier, you'll want to look at alternatives like Cameo or even IBM Rhapsody (though those are pricier and less AI-driven). In practice, the AI Copilot works well for initial model generation but can be hit-or-miss on complex systems. The collaboration features are solid — live editing and branching are welcome. But the lack of a reliable free tier (250 elements is tiny) and the missing version control means Dalus is still a work in progress. For a more mature MBSE experience, you might wait for version control to ship. For an AI-augmented head start, it's worth the trial.
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Use Cases
- Model system architectures for a new satellite communication system using SysML v2.
- Manage and trace requirements across subcontractors for an automotive ADAS project.
- Run Python-based simulations to verify behavior of a robotic arm subsystem.
- Collaborate with a distributed team on a defense drone program with role-based permissions.
- Conduct trade studies and Excel analysis to select optimal design options for a powertrain.
Limitations
- The Free tier restricts to 1 model and 250 elements, which may be too small for substantial projects.
- The Basic plan caps at 3 models.
- On-premise deployment and SSO are only available on Enterprise.
- API availability is not mentioned.
12-month cost
Project the real annual outlay, including the implied monthly cost when only an annual tier is published.
Annual total
Free
Over 12 months
Effective monthly
Free
Billed monthly
Vendor list price only. Add-on usage, seat overages, and contract minimums are surfaced under Hidden costs & gotchas.
Integrations
Resources & Guides
Frequently Asked Questions
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