Dev tools · alternatives · 2026

24 alternatives to PlantUML
Create diagrams by describing them in plain text
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. PlantUML launched in 2017; newer entries below may have overtaken it.
- 1

A collaborative UML editor; build with etherpad and plantuml - AlexITC/collabuml
2023 · github.com · its alternatives →
- 2

TAKTIK88 menghadirkan perpaduan strategi, gaya bermain, dan nuansa sultan paling prestisius. Temukan informasi menarik, inspirasi taktik, serta pengalaman digital berkelas dalam satu tempat.
2020 · collabuml.com · its alternatives →
- 3

Hi HN! I couldn’t find a truly user-friendly PlantUML editor, so I set out to build one. PlantDiagrams lets you describe a diagram in plain English; it generates the PlantUML and renders it instantly. The goal is to shorten the path from idea → diagram without fighting the editor. Tech: - Next.js / Supabase / FLy.io / Vercel Highlights - Natural-language to PlantUML with live preview - Export diagrams (SVG/PNG/TXT) - Organize work with Projects - Share via link; optional comments for review - Sample gallery to open and tweak examples Try it:…
2025 · plantdiagrams.com · its alternatives →
- 4

- 5
- 6

- 7

- 8

🧜♀️ RESTful rendering pipeline for generating sequence and UML diagrams using Mermaid for Markdown docs (Diagrams as a Service) - Schachte/Mermrender
2019 · github.com · its alternatives →
- 9

PlantUML eaxmples for UML, ERD, wireframes, mind maps, JSON, YAML, WBS, ASCII art, Gantt charts, C4 models, and more - joelparkerhenderson/plantuml-examples
2023 · github.com · its alternatives →
- 10QS
2013 · app.umlbin.com · its alternatives →
- 11

- 12
DrawSQL▲246Better entity relationship diagrams for your database
2018 · drawsql.app · its alternatives →
- 13
Creately 3.0▲365The simplest way to visualize ideas, plans & processes
2020 · creately.com · its alternatives →
- 14
- 15

- 16

Hi, clang-uml is an open-source C++ to UML diagram generator, driven by YAML configuration files. The main idea behind the project is to easily maintain up-to-date diagrams within a code-base or document legacy code. The configuration file for clang-uml defines the types and contents of each generated diagram. The diagrams can be currently generated in PlantUML and JSON formats. Main features: - class, sequence, package and include diagrams - up to C++17 with support for C++20 concepts - visualization of template specialization relationships - declarative diagram content filtering based on…
2023 · github.com · its alternatives →
- 17

- 18

Create beautiful user flow charts, sitemaps and wireframes
2020 · antforfigma.com · its alternatives →
- 19
dbdiagram.io▲181Free database diagrams designer for analysts & developers 🛠
2018 · dbdiagram.io · its alternatives →
- 20
Bhava▲316Transform your ideas into professional diagrams instantly with Bhava
2025 · bhava.app · its alternatives →
- 21PT
Create ER diagrams, SQL schemas, and DBML models. No Signup required, Nothing to install. All diagrams are 100% private, secure and processed locally right in your web browser
2023 · databasediagram.com · its alternatives →
- 22

Beautiful illustration constructor for websites & apps
2021 · rootwireframekit.com · its alternatives →
- 23
GanttTool▲125Online project Gantt charts builder with instant exports
Dec 2025 · gantttool.com · its alternatives →
- 24

Also compare
Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →