draw.io
by JGraph Ltd (now diagrams.net)
📊 Free Diagramming & Flowchart Tool
Create flowcharts, UML diagrams, network diagrams, and more.
No account needed. 100% free. Works everywhere.
Why Every Student Needs This
The go-to tool for visualizing ideas, processes, and systems.
Other Diagram Tools
- 💸 Lucidchart requires subscription
- 📧 Visio needs Microsoft license
- 🔒 Account required everywhere
- ☁️ Data stored on their servers
draw.io
- 🆓 100% Free - No premium tiers, no limits, no ads
- 🚫 No Account - Just open and start drawing
- 💾 Your Data, Your Choice - Save to Google Drive, OneDrive, or locally
- 🌐 Works Anywhere - Browser, desktop app, or VS Code extension
- 🎓 Real-world scenario - "I use draw.io for all my CS flowcharts and database diagrams. Professors love how clean they look!" - CS Student
See It In Action
Common diagram types students create with draw.io
📋 Flowcharts & Process Diagrams
Map out algorithms, decision trees, or any step-by-step process. Drag shapes, connect them with arrows, and you're done.
💡 Student Tip:
Use flowcharts to plan your code logic before writing a single line. It helps catch edge cases early!
- ✓ Standard flowchart shapes
- ✓ Auto-connect arrows
- ✓ Export to PNG, SVG, PDF
Make flowchart easily
Make complex UML diagrams easily
🏗️ UML & Software Diagrams
Create class diagrams, sequence diagrams, use case diagrams, and more. Perfect for software engineering courses.
🎯 Diagram Types:
📦 Class Diagrams
🔄 Sequence Diagrams
👤 Use Case Diagrams
🗄️ ER Diagrams (Databases)
- ✓ Full UML shape library
- ✓ Proper notation support
- ✓ Templates to start fast
🧠 Mind Maps & Concept Maps
Brainstorm ideas, organize research topics, or create study guides. Visualize connections between concepts.
📚 Real Student Story:
"I created a mind map for my thesis proposal. It helped me see how all my research topics connected and impressed my advisor!" - Grad Student
- ✓ Freeform canvas
- ✓ Color coding for categories
- ✓ Collapsible branches
Make mind maps
🌐 Use It Anywhere
Browser
app.diagrams.net
Desktop App
Windows, Mac, Linux
VS Code
Extension available
Cloud Storage
Google Drive, OneDrive
Demo Guide
Watch how easy it is to create professional diagrams
Stop Paying for Diagrams.
Start Creating.
Join millions who diagram smarter with draw.io.
Browser • Windows • macOS • Linux • Free Forever • No Account Required