Astah SysML
Astah SysML is a SysML v1 modeling tool for systems engineering and model-based systems engineering (MBSE), developed by Change Vision, Inc. It supports block definition, internal block, requirement, parametric, use case, state machine, activity, and sequence diagrams, plus requirement tables and mind maps.
Designs are stored as models, so a change to a block or requirement is reflected in every diagram that uses it. Profiles, XMI import/export, and data exchange with Cameo Systems Modeler are supported.
AI Chat Copilot works with your own API key for OpenAI, Azure OpenAI, Claude, Gemini, or an OpenAI-compatible service, and a local MCP server lets external AI agents work with your models.
Astah SysML runs on Windows and macOS. Simulation is not included. A 20-day free trial is available.
For SysML v2, Change Vision offers separate products that run as Visual Studio Code extensions: SysMLv2 Editor and SysMLv2 Modeler (early access).
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Teamcenter
Teamcenter® software is a modern, adaptable product lifecycle management (PLM) system that connects people and processes, across functional silos, with a digital thread for innovation. The unmatched breadth and depth of the Teamcenter portfolio mean that you can solve more of the tough challenges required to develop highly successful products. From the easy, intuitive Teamcenter user interface, people across the organization can take part in the product development process more easily than ever before. No matter how you choose to deploy Teamcenter – whether it be on-premises, on-cloud, or SaaS delivered via Teamcenter X – you get the same proven solutions designed to help you innovate faster. Get started with Teamcenter by taking control of product data and processes, including 3D designs, electronics, embedded software, documentation, and your bill of materials (BOM). Reach greater returns on your PLM system by leveraging your product information across more domains and departments.
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SysMLv2 Editor
SysMLv2 Editor is a Visual Studio Code extension from Change Vision, Inc. for writing SysML v2 models in the standard textual notation. Models are saved as plain-text .sysml files in your VS Code workspace.
Features include syntax highlighting, real-time detection of syntax and spelling errors, jump to definition and reference navigation, an outline view for a structural overview, and automatic diagram generation from the text.
SysMLv2 Editor runs on Windows, macOS, and Linux. It is included at no extra cost with a valid Astah SysML, Astah System Safety, or Astah Faculty Site License, and it stays available while that license is valid. A 20-day free trial is available. It is not data-compatible with Astah products, so it does not open SysML v1 models created in Astah SysML.
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PTC Windchill
PTC Windchill is a comprehensive product lifecycle management (PLM) platform designed to help manufacturers improve collaboration, data sharing, and quality control across global teams. It provides secure, role-based access to real-time product data, enabling streamlined product development and manufacturing processes. Windchill’s open architecture allows seamless integration with enterprise systems like SAP ERP, supporting a connected digital thread. The platform includes advanced features such as BOM management, engineering change control, manufacturing process management, and supply chain collaboration. Windchill leverages AI-driven insights and automation to enhance decision-making, reduce manual tasks, and accelerate innovation. Its flexible delivery options include on-premises and cloud deployment to fit diverse IT strategies.
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