Alternatives

Products that do what UML2 SP: Object-oriented simulation language does

1TA
Terrastruct – A Diagramming Tool for Systems▲187
2020 · terrastruct.com
2WF
WebFrame: F# framework for rapid prototyping with ASP.NET Core▲147
2021 · github.com
3LO
LogicEmu – Online Logic Simulator▲210
2018 · lodev.org
4AO
An online collaborative UML editor using PlantUML▲116
2020 · collabuml.com
5IA
Inko – A safe and concurrent object-oriented programming language▲95
2018 · inko-lang.org
6ΜA
µFSM – A state chart library for embedded applications▲154
2018 · github.com
7UM
UML model and code examples of GoF patterns in Crystal▲35
2021 · github.com
8SA
Simperium, a realtime data layer▲208
2012 · simperium.com
9GF
GUIs for Faster ML Prototyping and Sharing▲85
2020 · github.com
10SA
Skov – A visual programming environment▲142
2016 · skov.software
11CS
Céu, Structured Synchronous Reactive Programming▲107
2017 · ceu-lang.org
12DA
DOME, a framework for making 2D games with Wren▲90
2020 · domeengine.com
13OD
OneModel – Diagramming tailor-made for Software Engineers▲98
2022 · onemodel.app
14GD
Gleek diagram maker – UML class, Sequence, ER diagrams, Flowcharts▲56
2021 · gleek.io
15AD
A discrete event simulator in Golang▲5
2025 · github.com
16OT
Odin – The Observable and Distributed Workflow System▲84
2020 · github.com
17DS
DBML – simple DSL language to document database schemas▲57
2019 · dbml-lang.org
18BB
Browser-Based Simulation and Modeling IDE▲11
2014 · insightmaker.com
19TA
Tophat – a 2d game framework for Umka▲5
2023 · tophat2d.dev
20CA
Cuneiform – A Functional Workflow Language▲39
2016 · cuneiform-lang.org
21IT
Introduction to Event-Driven Architecture▲13
2021 · medium.com
22CA
Centric, a Programmable Automation Server▲34
2020 · github.com
23MA
Markov – A compact C++ library to easily simulate Markov processes▲14
2015 · github.com
24DS
Distributed System Simulation and Visualization▲6
2023 · honzaap.github.io

Ranked by how close each launch is in meaning, then by votes. Refine with a description →