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Average Ratings 0 Ratings

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ease
features
design
support

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Write a Review

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).

Description

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.

API Access

Has API Yes 

API Access

Has API No 

Screenshots View All

Screenshots View All

Integrations

Azure OpenAI Service Yes 
Cameo Systems Modeler Yes 
Claude Yes 
Creo No 
Designcenter NX CAD No 
GENESYS No 
Gemini Yes 
GitHub No 
IBM DOORS Next No 
Jama Connect No 
Jira No 
MATLAB No 
MySQL No 
OpenAI Yes 
PTC Windchill No 
Simulink No 
Teamcenter No 

Integrations

Azure OpenAI Service No 
Cameo Systems Modeler No 
Claude No 
Creo Yes 
Designcenter NX CAD Yes 
GENESYS Yes 
Gemini No 
GitHub Yes 
IBM DOORS Next Yes 
Jama Connect Yes 
Jira Yes 
MATLAB Yes 
MySQL Yes 
OpenAI No 
PTC Windchill Yes 
Simulink Yes 
Teamcenter Yes 

Pricing Details

$140/year
1-year license: $140. 1-year floating license: $270. 20-day free trial.
Free Trial Yes 
Free Version No 

Pricing Details

No price information available.
Free Trial Yes 
Free Version No 

Deployment

Web-Based No 
On-Premises Yes 
iPhone App No 
iPad App No 
Android App No 
Windows Yes 
Mac Yes 
Linux No 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises Yes 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours Yes 
Live Rep (24/7) No 
Online Support Yes 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Types of Training

Training Docs Yes 
Webinars Yes 
Live Training (Online) Yes 
In Person No 

Vendor Details

Company Name

Change Vision, Inc.

Founded

2006

Country

Japan

Website

astah.net/products/astah-sysml/

Vendor Details

Company Name

Intercax

Founded

2007

Country

United States

Website

intercax.com/products/syndeia/

Product Features

Product Features

Engineering

2D Drawing No 
3D Modeling No 
Chemical Engineering No 
Civil Engineering No 
Collaboration No 
Design Analysis No 
Design Export No 
Document Management No 
Electrical Engineering No 
Mechanical Engineering No 
Mechatronics No 
Presentation Tools No 
Structural Engineering No 

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