Athira Sethu
Kochi, 29 July 2025
Flask is a light Python web framework. It has been referred to as a “micro-framework” because it provides you with only the bare essentials of tools with which to develop your web applications, minus the additional complexity of larger frameworks. Flask allows you to develop web applications in a matter of minutes but still leaves you free to develop more intricate projects. Created by Armin Ronacher, Flask utilizes two highly capable tools: Werkzeug (to handle web server tasks) and Jinja2 (to manage web page templates).
What Is Flask Used For?
Flask is utilized to develop all sorts of web-based applications and services. Some of them include:
Web Applications: You can develop websites such as blogs, online shops, or social media sites.
APIs: Flask is used for developing RESTful APIs that enable various software systems to interact with each other.
Prototyping: It’s ideal for rapidly testing out ideas and creating prototypes.
Microservices: You can develop small pieces that cooperate with bigger applications.
Interactive Dashboards: You can use Flask to show live data on dashboards.
Educational Projects: Perfect for learning web development due to its simplicity.
Data Science Projects: You can design web interfaces to view data and machine learning models.
Should You Learn Flask?
If you are new to Python and want to learn web development, Flask is an excellent starting point. Here’s why:
- Easy to Pick Up: Flask is easy and has fewer features than larger frameworks, such as Django, so is easier to learn for those starting out.
- Rapid Development: You can have a basic web application up and running in a few steps. It’s perfect for proof-of-concepts or rapid prototyping.
- Key Skills: Knowing Flask allows you to grasp the fundamental concepts of web development, such as routing, templates, and HTTP request handling.
- Real Projects: You can actually develop and deploy real applications with Flask, rather than hypothetical projects.
- Flexibility: Flask allows you to pick the tools you need to use, so you can tailor your project to suit yourself.
- Excellent for APIs and Microservices: Flask’s minimalistic design makes it an excellent choice for developing APIs and smaller web services.
- Works Well with Python: Being a Python framework, Flask co-operates well with other libraries and tools in Python, making it simpler to integrate with other projects.
- Career Opportunities: Knowledge of Flask can assist you in achieving career opportunities as a Backend Developer, Full Stack Developer, or API Developer.
Flask is an excellent starter framework. It’s easy, versatile, and allows you to create a wide range of web applications. Although it may take more effort for advanced functionality than larger frameworks, it’s a good place to learn the basics of web development. After getting familiar with Flask, switching to other complex frameworks like Django will be a breeze. If you want to develop web applications in Python, learning Flask is a step in the right direction.
