Top 12 Open-Source Alternatives to Terrastruct

Product categories

API APIs Design Tools Developer Tools Diagrams Flow Charts And Diagrams Flowcharts Software Development UML UML Diagrams Web Frameworks Wireframing

Summary

The top open-source alternatives to Terrastruct are draw.io, PlantUML, and asciiflow. 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
asciiflow Landing Page
3

asciiflow

Infinite ASCII diagrams, save to Google Drive, resize, freeform draw, and export straight to text/html.
Pricing:
- Open Source
#Diagrams #Flowcharts #UML 30 social mentions
Diagrams Landing Page
4

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
SonarCloud Landing Page
5

SonarCloud

Enhance your workflow with continuous code quality, SonarCloud automatically analyzes and decorates pull requests on GitHub, Bitbucket, Azure DevOps and GitLab on major languages.
Pricing:
- Open Source
- Freemium
- Free Trial
- €10.0 / Monthly (100,000 Lines of Code)
#Developer Tools #DevOps Tools #SAST 12 social mentions
Mermaid Landing Page
6

Mermaid

Create diagrams and visualizations using text and code.
Pricing:
- Open Source
#Flow Charts And Diagrams #Diagrams #UML 23 social mentions
Tailwind CSS Landing Page
7

Tailwind CSS

A utility-first CSS framework for rapidly building custom user interfaces.
Pricing:
- Open Source
#Developer Tools #Design Tools #Website Design 868 social mentions
Webhook.site Landing Page
8

Webhook.site

Instantly generate a free, unique URL and email address to test, inspect, and automate (with a visual workflow editor and scripts) incoming HTTP requests and emails.
Pricing:
- Open Source
- Freemium
- $14.0 / Monthly
#Developer Tools #APIs #Sales Workflow 68 social mentions
Mydraft.cc Landing Page
9

Mydraft.cc

100% free wireframing
Pricing:
- Open Source
#Prototyping #Design Collaboration #Flowcharts 1 social mentions
Vaadin Framework Landing Page
10

Vaadin Framework

Vaadin is a web application framework for Rich Internet Applications (RIA).
Pricing:
- Open Source
#Developer Tools #Web Frameworks #JavaScript Tools 33 social mentions
Supabase Landing Page
11

Supabase

An open source Firebase alternative
Pricing:
- Open Source
#Developer Tools #Realtime Backend / API #Backend As A Service 429 social mentions
ipinfo.io Landing Page
12

ipinfo.io

Simple IP address information.
Pricing:
- Open Source
#IP Data #Geolocation #IP Geolocation 210 social mentions