Top 12 Open-Source Alternatives to SequenceDiagram.org

Product categories

BPMN Charting Libraries Database Diagrams Database Tools Diagrams Flow Charts And Diagrams Flowcharts Org Charts Prototyping UML UML Diagrams Wireframing

Summary

The top open-source alternatives to SequenceDiagram.org are draw.io, PlantUML, and Diagrams. 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.

draw.io Landing Page
1

draw.io

Online diagramming application
Pricing:
- Open Source
#Diagrams #Flowcharts #Wireframing 714 social mentions
PlantUML Landing Page
2

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
Diagrams Landing Page
3

D

Diagrams

Diagrams lets you draw the cloud system architecture in Python code. It was born for prototyping a new system architecture without any design tools. You can also describe or visualize the existing system architecture as well.
Pricing:
- Open Source
#Diagrams #Flow Charts And Diagrams #Software Development 45 social mentions
Gephi Landing Page
4

Gephi

Gephi is an open-source software for visualizing and analyzing large networks graphs.
Pricing:
- Open Source
#Diagrams #Flowcharts #Wireframing 31 social mentions
p5.js Landing Page
5

p5.js

JS library for creating graphic and interactive experiences
Pricing:
- Open Source
#Javascript UI Libraries #Charting Libraries #Flowcharts 133 social mentions
Mermaid Landing Page
6

Mermaid

Create diagrams and visualizations using text and code.
Pricing:
- Open Source
#Flow Charts And Diagrams #Diagrams #UML 24 social mentions
C4 model Landing Page
7

C4 model

The C4 model for visualising software architecture. Context, Containers, Components, and Code.
Pricing:
- Open Source
#Flow Charts And Diagrams #Diagrams #UML 17 social mentions
Kroki Landing Page
8

Kroki

Creates diagrams from textual descriptions! It provides a unified API with support for BlockDiag, BPMN, Bytefield, C4 (with PlantUML), Ditaa, Erd, GraphViz, Mermaid, Nomnoml, PlantUML, SvgBob, UMLet, Vega, Vega-Lite, WaveDrom
Pricing:
- Open Source
#Diagrams #Flowcharts #Prototyping 31 social mentions
Azimutt Landing Page
9

Azimutt

Next-Gen ERD to Design, Explore and Document real world databases (big and messy ones ^^)
Pricing:
- Open Source
- Freemium
- Free Trial
- $13.0 / Monthly (Pro)
#Database Tools #SQL Diagrams #Database Diagrams 3 social mentions
Penrose Landing Page
10

Penrose

Create beautiful diagrams just by typing notation in plain text.
Pricing:
- Open Source
#Diagrams #Flowcharts #Flow Charts And Diagrams 2 social mentions
nomnoml Landing Page
11

n

nomnoml

nomnoml is a free and open source tool to generate nice looking UML diagrams from simple text definitions.
Pricing:
- Open Source
#Diagrams #Flowcharts #Prototyping 5 social mentions
GoJS Landing Page
12

GoJS

GoJS is a JavaScript library for building interactive diagrams on HTML web pages. Build apps with flowcharts, org charts, BPMN, UML, modeling, and other visual graph types.
Pricing:
- Open Source
#Flowcharts #Org Charts #BPMN 10 social mentions