A modeling solution for BPMN, DMN, and Forms based on bpmn.io. As a companion tool to your favorite IDE it supports you in implementing solutions with Camunda.

Modelio is a modeling solution offering a wide range of functionalities based on the main standards of enterprise architecture, software development and systems engineering.

A tool to visualize Domain Stories in your browser

A desktop application for fast UML diagramming.

A Python package for performing pore network modeling of porous media

Google Datastore Entities Modeling for Node.js

A procedural generation software for automating 2D/3D content creation.

Graphical modeling and code generation tool based on Hierarchical State Machines (UML Statecharts) and QP Real-Time Event Frameworks

Mathematical Modeling for Optimization and Machine Learning

Workflow engine for exploration of simulation models using high throughput computing

A DAG React Component for visualization modeling, suitable for UML, database modeling, data warehouse construction.(一个基于React的数据可视化建模的DAG图，适用于UML，数据库建模，数据仓库建设等业务)

A Python Library for modeling combinatorial constrained problems

An algebraic modeling and automatic differentiation tool in Julia Language, specialized for SIMD abstraction of nonlinear programs.

This plugin serves a better overview which properties are set per shape.

Spatial and spectral models for astrophysics

The OpenPonk modeling platform

QP/C++ real-time event framework/RTOS for Arduino (ARM Cortex-M)

AMO-Tools-Desktop (MEASUR) helps industrial facilities improve system-level energy efficiency. Provides detailed analysis of industrial systems to identify system-level energy-savings opportunities.

The ix modeling platform for integrated and cross-cutting scenario analysis

SysMD is a SysML v2/KerML tool. It offers a little entry hurdle by its Notebook-like UI. Unique to SysMD is its integrated solver that does engineering calculations in the model and checks consistency of constraints and requirements.