Top 4 Open-Source Alternatives to DrawPortal

Product categories

Charting Libraries Diagrams Flow Charts And Diagrams Flowcharts Javascript UI Libraries UML UML Diagrams Wireframing

Summary

The top open-source alternatives to DrawPortal are PlantUML, Gephi, and C3.js. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

PlantUML Landing Page
1

PlantUML

PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.
Pricing:
- Open Source
#Flow Charts And Diagrams #Diagrams #UML Diagrams 5 social mentions
Gephi Landing Page
2

Gephi

Gephi is an open-source software for visualizing and analyzing large networks graphs.
Pricing:
- Open Source
#Diagrams #Flowcharts #Wireframing 31 social mentions
C3.js Landing Page
3

C3.js

D3-based reusable chart library that enables deeper integration of charts into web applications
Pricing:
- Open Source
#Diagrams #Flowcharts #Charting Libraries 10 social mentions
draw.io Landing Page
4

draw.io

Online diagramming application
Pricing:
- Open Source
#Diagrams #Flowcharts #Wireframing 714 social mentions