Astah SysML Description
Astah SysML helps systems engineers capture requirements, structure, and behavior in SysML v1 without the weight of a large enterprise suite. Block definition and internal block diagrams, requirement diagrams and tables, parametric diagrams, and use case, state machine, activity, and sequence diagrams are all included, along with mind maps for early concept work.
Each diagram is a view of one shared model, so updating a requirement or block keeps every related diagram in step. Assist functions such as double-click creation, creating multiple elements from text, and alignment guides reduce drawing time. Models can be exchanged through XMI and with Cameo Systems Modeler, and profiles let teams extend the language.
For AI-assisted work, AI Chat Copilot connects to OpenAI, Azure OpenAI, Claude, Gemini, or any OpenAI-compatible endpoint through your own API key, and a local MCP server lets external AI agents read and work with your models.
Astah SysML runs locally on Windows and macOS. It does not include simulation. Developer: Change Vision, Inc. Current version: 11.0 (March 2026).
Astah SysML Alternatives
SPEC Innovations’ leading model-based systems engineering solution is designed to help your team minimize time-to-market, reduce costs, and mitigate risks, even with the most complex systems. Available as both a cloud-based and on-premise application, it offers an intuitive graphical user interface accessible through any modern web browser.
Innoslate's comprehensive lifecycle capabilities include:
• Requirements Management
• Document Management
• System Modeling
• Discrete Event Simulation
• Monte Carlo Simulation
• DoDAF Models and Views
• Database Management
• Test Management with detailed reports, status updates, results, and more
• Real-Time Collaboration
And much more.
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Most enterprises can report what AI cost them. Far fewer can say which team owns it, whether it was approved, or what it returned.
FinOpsly closes that gap. The platform governs AI spend on the same cost model that carries the cloud, data platform and SaaS an AI workload consumes, so a business unit sees the full cost of an AI initiative instead of four disconnected bills.
Capabilities include:
Cost estimation before deployment. Model an architecture and get a priced workload across model APIs, GPU capacity, warehouse consumption and storage, with the assumptions on screen. Weigh model choices against consumption you have actually measured.
Attribution that holds up in a chargeback cycle. Spend resolves to owners, teams, applications, business units and customers through hierarchies nine or more levels deep. Tagging is standardized across providers, keys and resources are labeled in bulk from plain-language rules, and whatever remains unattributed is published as a number, not absorbed.
Guardrails that act. Set budgets by project, team or API key. Catch anomalies with root cause and route them to whoever owns the resource. Surface waste that provider tooling misses, using FinOpsly's own detection models. Plan commitments across AWS, Azure and Google Cloud. Park idle compute on approved schedules, reversibly.
Financial results you can defend. Automated chargeback in a single cycle. Savings measured as what reached run-rate against a no-action baseline. Unit economics down to cost per call, per active user and per customer served.
For technology and finance leaders accountable for what AI spend returns.
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Syndeia
A Digital Thread is essentially a graph consisting of nodes that represent various elements found in enterprise repositories, tools, and systems for version control, with edges denoting both intra-model relationships within each tool and inter-model connections that Syndeia facilitates between these nodes. Additionally, Syndeia offers model transformation capabilities that help construct the digital thread graph, allowing for operations such as seamlessly dragging and dropping requirements from Jama or DOORS-NG into SysML, generating Simulink models and PLM part structures derived from SysML models, linking behavior elements in SysML to corresponding software code in GitHub, and even monitoring the development progress of a sub-system in JIRA directly from SysML. Furthermore, Syndeia enhances the functionality of the digital thread by providing services for searching, comparing, and bi-directionally synchronizing interconnected models, enabling users to compare and synchronize alterations in system architecture with the PLM part structure or align changes made in DOORS-NG requirements with SysML, illustrating the comprehensive capabilities of digital thread management. Ultimately, this interconnected approach not only streamlines workflows but also ensures that all components of a project remain aligned and up-to-date across multiple platforms.
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Cameo Systems Modeler
Cameo Systems Modeler ™ stands out as a top-tier cross-platform environment for collaborative Model-Based Systems Engineering (MBSE), offering sophisticated, user-friendly tools to delineate, monitor, and visualize every facet of systems through compliant SysML models and diagrams. This environment empowers systems engineers to perform engineering analyses to assess design decisions and verify requirements while maintaining ongoing checks for model consistency and tracking design advancements with relevant metrics. Furthermore, system models can be efficiently managed in remote repositories, saved as standard XMI files, or transformed into documents, images, and web views, catering to the diverse needs of various stakeholders involved in the project. By streamlining these processes, Cameo Systems Modeler ™ enhances communication and collaboration among teams, ultimately leading to more effective system development.
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Pricing
Pricing Starts At:
$140/year
Pricing Information:
1-year license: $140. 1-year floating license: $270. 20-day free trial.
Free Trial:
Yes
Company Details
Company:
Change Vision, Inc.
Year Founded:
2006
Headquarters:
Tokyo, Japan
Website:
astah.net/products/astah-sysml/
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Product Details
Platforms
Windows
Mac
On-Premises
Types of Training
Training Docs
Training Videos
Customer Support
Online Support
Astah SysML Features and Options
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