
Diagramo
UML Designer
ARIS Express
BOUML
Yakindu Statechart Tools
IYOPRO
MagicDraw
Modelio is an open source modeling tool supporting natively UML, BPMN and model exchange with XMI.

Lovable
bolt.new
replit
Bubble.io
Softr
Cursor
Taskade
The platform for people to turn ideas into working products.
Which is more popular?
Based on our record, BASE44 seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | modelio.org | base44.com |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Modelio is recommended for software developers, architects, and business analysts who require a comprehensive modeling tool to facilitate their design and analysis tasks. It is particularly well-suited for teams that rely on UML and BPMN for their projects and prefer an open-source solution to customize and extend as needed.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Modelio 3.8 - New Features
More videos
Base44 review: why this might be the ONLY AI tool you need in 2025
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Modelio and BASE44. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Description: Modelio is an open-source, extensible modeling environment that supports HTML, BPMN, UML, and other formats. The main features of Modelio’s platform include UML modeling tools, HTML publisher module,...
Modelio is the first modeling environment. The tool combines BPMN support and UML support. It provides support for a wide range of models and diagrams.
Modelio is an open-source BPM tool which has been active in the industry for about 20 years. The software is excellent for your customization needs. Its users range from developers and business architects to analysts.
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Recommendations tracked on public social media and blogs since March 2021.


Tracking Modelio since Mar 2021.
The first category includes tools like Lovable or Base44. These are prompt-driven tools that can generate visually polished interfaces very quickly. They're great for demos that need to look impressive. However, they are usually... - Source: dev.to / 8 months ago
I love how AI is shaking up coding, and vibe coding seems to be the new obsession of -almost- every developer. It lets anyone, even non-coders, build apps by describing ideas in plain English. Tools like Base44, Lovable, and Cursor turn... - Source: dev.to / about 1 year ago
Landing page is excellent, esp the video; gets straight to the point. https://www.youtube.com/watch?v=vFzQF_Ik_-g https://base44.com/. - Source: Hacker News / about 1 year ago
When comparing Modelio and BASE44, you can also consider the following products.

Diagramo is an online flowchart software - diagrams (create, edit and share)
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UML Designer provides a set of common diagrams to work with UML 2.5 models.
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ARIS Express is based on the proven ARIS methodology and industry standards.
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Code, create, andlearn together. Use our free, collaborative, in-browser IDE to code in 50+ languages — without spending a second on setup.
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