Your code, visualised.
Flowi generates instant sequence diagrams that update as you code. 100% free, no strings attached.
Integrated with

Make your code accessible to your team
Turn complex code into clear visual stories. Help your entire team understand and contribute to your software projects.
Complex Codebase
"Non-technical stakeholders struggle to understand how our code works and how different parts connect."
Communication Gap
"It's hard to explain technical decisions and architecture to product managers and business teams."
Knowledge Sharing
"New team members and non-developers take too long to understand our system architecture."
Visualise your code flow in detail
Generate UML sequence diagrams with intelligent subflow analysis. Dive up to three levels deep into your code's execution paths.
- Nested subflow visualisation
- Real-time diagram updates
- High-speed AI processing


Always in sync with your code
Diagrams update automatically as your code changes. No manual refreshing or configuration needed.
- Real-time code synchronisation
- Instant diagram updates
- Automated change detection
Intelligent flow detection
Our high-speed AI processing analyses your codebase to automatically identify and visualise complex execution paths.
- Smart subflow detection
- Three-level deep analysis
- Optimised processing speed

Ready to visualise your code?
Join developers who use Flowi to understand and optimise their code. Always free, no strings attached.