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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

Enterprise Architect is an enterprise-wide solution that allows you to visualize, analyze and model, test, and maintain all your software, processes, and architectures. Enterprise Architect is the perfect platform to help you manage your workspace, support your team, encourage collaboration, and build confidence in your most complex projects.

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 
Codebeamer No 
Gears No 
Gemini Yes 
Kovair QuickSync No 
OpenAI Yes 
OpsHub No 
ReqSuite® RM No 
SodiusWillert ReqXChanger No 

Integrations

Azure OpenAI Service No 
Cameo Systems Modeler No 
Claude No 
Codebeamer Yes 
Gears Yes 
Gemini No 
Kovair QuickSync Yes 
OpenAI No 
OpsHub Yes 
ReqSuite® RM Yes 
SodiusWillert ReqXChanger 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

$229
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 No 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows Yes 
Mac Yes 
Linux No 
Chromebook No 

Customer Support

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

Customer Support

Business Hours No 
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 Yes 

Vendor Details

Company Name

Change Vision, Inc.

Founded

2006

Country

Japan

Website

astah.net/products/astah-sysml/

Vendor Details

Company Name

Sparx Systems

Founded

1996

Country

Australia

Website

sparxsystems.com

Product Features

Product Features

Application Development

Access Controls/Permissions Yes 
Code Assistance Yes 
Code Refactoring Yes 
Collaboration Tools Yes 
Compatibility Testing Yes 
Data Modeling Yes 
Debugging Yes 
Deployment Management Yes 
Graphical User Interface No 
Mobile Development Yes 
No-Code Yes 
Reporting/Analytics Yes 
Software Development Yes 
Source Control Yes 
Testing Management Yes 
Version Control Yes 
Web App Development No 

Enterprise Architecture

Application Portfolio Management No 
Architecture Governance Yes 
Capability Mapping Yes 
Diagramming Yes 
Idea Management Yes 
Modeling & Simulation Yes 
Project Management Yes 
Risk Assessment No 
Transformation Roadmapping Yes 
Version Control Yes 

Requirements Management

Automated Functional Sizing No 
Automated Requirements QA No 
Automated Test Generation No 
Automated Use Case Modeling No 
Change Management Yes 
Collaboration Yes 
History Tracking Yes 
Prioritization Yes 
Reporting Yes 
Status Reporting Yes 
Status Tracking Yes 
Summary Reports Yes 
Task Management Yes 
To-Do List Yes 
Traceability Yes 
User Defined Attributes Yes 

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