Design and Development Tools

Where possible, all desktop tools are cross-platform (Win/Mac/Linux) and free / open-source / free for edu.

Database Design

These tools will help you with the design of your database…

Tool Purpose Platform Notes
DrawSQL Visual database design Web Define relational database tables, fields, relationships, etc.

UI Design

These tools will help you design the layout and look-and-feel of your UI…

Tool Purpose Platform Notes
Figma UI design and prototyping Web, Desktop, Mobile Design UI layouts and add interactions to produce a working UI prototype. Free pro accounts
Excalidraw Sketching / wire-framing Web Simple hand-drawn style diagrams and wireframes. Great for quick mockups. Can export as PNG/SVG
tldraw Sketching / wire-framing Web Similar to Excalidraw but with a bit more polish. Good for quick UI sketches and diagrams
Realtime Colors UI colour design Web Select and test UI colour palettes. See colours applied to example UI elements
Coolors Colour palettes Web Explore and create colour palettes. Simple to use, with a huge collection of palettes
Color Hunt Colour palettes Web Explore colour palettes

Coding

These coding tools will be key to the development of your web app…

Tool Purpose Platform Notes
Visual Studio Code Code editor / IDE Desktop Powerful and extensible code editor. See Setting Up VS Code for more details
Python Programming language Desktop Required to run Flask. Install Python 3.10 or newer. Verify with python --version
GitHub Code repository hosting Web Stores your code, tracks code commits, allows syncing between devices. Free pro accounts
GitHub Desktop Managing code repos Desktop Simple GUI for managing Git repositories and syncing with GitHub
Rancher Desktop Managing Docker containers Desktop An open-source application that provides all the essentials to work with Docker containers

UI Debugging

As you develop your web UI, these tools can help debug issues…

Tool Purpose Platform Notes
Browser Dev. Tools Inspect / debug HTML/CSS/JS Browser Press F12, or Ctrl+Shift+I
Responsively Responsive design testing Desktop Preview your web app on multiple screen sizes simultaneously
Viewport Resizer Responsive design testing Browser Bookmarklet to quickly test UI at various screen sizes

Database Management

When working with databases, these tools can help manage and manipulate data…

Tool Purpose Platform Notes
SQLite Studio Database management Desktop Manage and work with SQLite databases. Add / edit data, run test queries, etc.
Azimutt Database visualisation Web Generates ER diagrams: Export database as SQL from SQLite Studio, open file in Azimutt (from SQL Structure)

Icons and Symbols

If you want to add icons or unicode symbols to your app…

Tool Purpose Platform Notes
Lucide Icons Icon collection Web Free icons, easy to configure and download / copy SVG code to place inline in HTML
&What; (AmpWhat) UniCode characters Web Search and explore UniCode characters to copy/paste into your code

Hosting

For your web app to be live on the Web, for others to see and use, you need to have it hosted…

Tool Purpose Notes
Render Web hosting Generous free account (with limitations) to host Flask web apps. Auto-deploys from GitHub
Turso SQLite database hosting Generous free tier for hosting SQLite databases