Hey there, it’s Niel from App Like. With over 250 libraries in Python, it can be a bit confusing to know which one is best for your project.
With over 250 libraries in Python, it can be a bit confusing to know which one is best for your project. In this article, we have deeply explained which Python library is best for which type of project.
So in this article, We are going through the top 40 libraries that we think you should know about. Natural Language Processing is a field that combines linguistics and computer science. It allows computers to process and analyze the natural language toolkit or NLT.
List of All the Most Used Python Libraries
- Scikit-learn
- NuPIC
- Ramp
- NumPy
- Pipenv
- TensorFlow
- Bob
- PyTorch
- PyBrain
- MILK
- Keras
- Dash
- Pandas
- Scipy
- Matplotlib
- Theano
- SymPy
- Caffe2
- Seaborn
- Hebel
- Chainer
- OpenCV Python
- Theano
- NLTK
- SQLAlchemy
- Bokeh

NLTK is one of the most popular natural language processing libraries. It allows you to perform various operations in the English language like tokenizing tagging in stemming; you can tokenize words or sentences, which separates words in a sentence or sentences in a paragraph.
For example, it is tokenizing this since New York muffins output a list of strings with each word as a separate string. Now you can tag each word of a tokenize sentence with a part of the speech label. This will output a tuple for each word, followed by its part of speech. And NP, which stands for proper noun singular, is the tag for John. You can also stem words, the stem of a word maximum is maximum, and the stem presumably is presumed. It is important to note that there are several different methods to stemming, and each will produce different outputs based on its unique algorithm.
By combining the basic functionalities of NLTK, you can develop more complex programs like the stock site.
2. Gensim
Gensim is another Python natural language processing library. Its target audience is the natural language processing and information retrieval communities. It comes with a simple interface memory-independent algorithms and efficient multi-core implementations of popular algorithms like LSA, LDA, and R P.
Gensim is simple and easy to pick up and has extensive documentation and Jupyter Notebook tutorials.
3. Flashtext 2.7
Another important aspect of natural language processing is searching and replacing words. FlashText is the perfect library for this. It allows you to extract, replace and remove keywords in a given text data. One huge benefit of flash text is its speed using a tree data structure. Flashtext can perform super fast on large pieces of data. You can see it outperforms regex for text larger than 500 words, and it’s significantly faster for even larger text. However, one thing to note is that flash text cannot search for special characters. Flashtext is the go-to library for large data.
4. Computer Vision – Python Library

Computer Vision is a field where computers identify, classify and react to visually open CV, also known as open-source computer vision, is the largest computer vision library. Its useful functions include reading and writing images simultaneously, detecting edges, and filtering images.
5. Open CV –
By combining the various functions of Open CV, you can create programs like this face detector; not only can it detect where human faces are located, it can differentiate and identify the name of the person and even apply makeup.
6. Simple CV
Simple CV is a beginner-friendly open-source framework for building computer vision applications. It’s an open CV, but for beginners, it allows you to access several high-powered computer vision libraries, including open CV, but without having to first learn about computer vision in detail.
A pedestrian walk sign program is a project you can try to get started in computer vision; the program will tell you to go unless it detects a light source. The program will display a stop sign when a light source is detected. One downside is that it only works with Python 2.7, But it’s still worth trying out for beginners.
7. Tkinter – The standard GUI library for Python
The graphical user interface is a system of interactive visual components for computer software, and it’s often referred to as GUI. The TK enter package is the standard Python interface to the TK GUI toolkit. When combined with TK enter, Python provides a fast and easy way to create GUI applications. And there are a handful of widgets in TK enter like frames, labels, and buttons. Each of these widgets has several attributes like size padding borders, and you can create these widgets and customize their attributes to create GUI applications in Python. I recommend this python library for simple and fast projects.
8. wx Python – Library for Python GUI
WX Python is a GUI toolkit for the Python language commonly used as an alternative to tk enter. It’s a great choice for cross-platform Python, since it supports Windows, Mac, and Linux. On top of that WX Python is easy to use and offers a sophisticated design layout for developers out liker is one program developed using WX Python that stores notes in a tree pi qt is another cross-platform GUI worth mentioning. It has the most flexibility out of all the GUI libraries, making it the best for complex projects in addition to its rich collection of widgets.
9. PyQt5 – The Another Python Library
PyQt5 includes a fully functional web browser, a Help System that supports Unicode regular expressions, SQL databases, and XML. You can create calculators, weather apps, and even cryptocurrency market trackers using PyQt5.
10. Pygame – Python Library for Games Development
You’ve probably had to create some game at least once during your programming journey. Whether it be classics like Pong and Tetris or games from your imagination. These libraries will allow you to create the game of your choice. Pygame is a super easy-to-learn wrapper module for writing video games. It contains computer graphics and sound libraries to create dynamic games fast. Programs written with Pygame are compatible with all STL-supported operating systems and can also run on Android and tablets. Features like pixel camera manipulation, middie, and collision detection are also supported. You can use Pygame to create games like Space Shooter and T Rex rush. And if you ever need inspiration, you can check out the Pygame website for 1000s of games others have created.
10. Pyglet – Python Library For 3d Games
If you want to create a 3d game, Pyglet is your go-to library. Unlike Pygame, Pyglet is capable of creating three-dimensional gooey. On top of that, Pyglet has no external dependencies or installation requirements. It lets you use as many windows as you need and loads images, sound, music, and video in almost any format.
11. PyEngine3D
PyEngine3D is an open-source PyEngine3D engine that can create stunning 3d graphics like these here. These are the top web-related libraries that perform HTTP requests, web scraping, parsing, and creating web apps.
12. Requests – HTTP library for Python
Requests are the most popular Python HTTP library. And it’s used to send HTTP requests. It has tons of features and is especially great for beginners. You can add parameter headers, multi-part files, and form data for two HTTP requests. This Lasy program uses the request library to retrieve basic content from websites. For example, if you input the URL of a YouTube video, it will retrieve information like the title, description and keywords scraped.
13. Scrapy – Python library to extract the data from websites
Hence, the name is a web scraping library used to extract the data you need from websites. It’s mainly used for creating web crawling programs. Initially, it was designed for just scraping, but now it’s used for data mining and automated testing. Tons of companies use scrappy to conduct business. For example, Career Builder scrapes job postings from many sites, parsley scrapes articles from hundreds of new sites, and Lish uses scrapes to crawl and scrape fashion websites.
14. Beautiful Soup is a Python library for pulling data
BeautifulSoup is another library commonly used for web scraping. However, it’s also great for parsing, and it can parse different broken HTML and XML elements. It offers an easy way for web scraping. By extracting direct data from HTML. It’s very easy to use, making it perfect for beginners. An interesting project that relies on Beautiful Soup is this sports prediction project. It scrapes all sorts of sports stats to make predictions on upcoming games.
15. Zappa – Server-less Python Web Services for AWS Lambda and API Gateway
Zappa makes it easy to build and deploy serverless event-driven Python applications on AWS Lambda and API gateway. It’s serverless web hosting for Python apps. It comes with infinite scaling, zero downtime, and zero maintenance. Its minimal cost is one of the best features since you only pay based on the number of requests you serve. It saves you a lot of money.
16. Django: The web framework for perfectionists with deadlines
Django is a very popular Python-based free and open-source web framework. Its main focus is to ease the creation of complex database-driven websites. Django takes care of features like user authentication, content administration, Sitemaps, and RSS feeds. Django is fast, secure, scalable, and versatile, making it an attractive framework used by many businesses today.
Some big companies that use Django include Instagram, Spotify, YouTube, RobinHood, and Pinterest. Flask is another very popular web framework, often compared to Django. It’s newer and is more popular than Django based on several projects. More specifically, it’s a lightweight Web Server Gateway Interface. It’s a bit more flexible than Django and comes with URL routing, request and error handling templating cookies, support for unit testing, a debugger, and a div elements server. Large companies like Airbnb, Netflix, Lyft, Patreon, and Uber use flask pool, Django and flask are great frameworks, but it’s ultimately up to you to decide which one fits better for your project.
I’d recommend Django for heavy complex websites and flask for simple small websites.
17. NumPy is a library for the Python programming language
Here are some must-know libraries that have to do with math. NumPy provides advanced math functionalities and is best suited for arrays and matrices. It’s fast and efficient, making it completely capable of handling large amounts of data. NumPy also supports logical shape manipulations, discrete Fourier transforms, and general linear algebra of functionalities.
18. SciPy is a free and open-source Python library used for scientific computing and technical computing
SciPy goes hand in hand with NumPy and is commonly used for machine learning and image manipulation. It provides many user-friendly and efficient numerical routines, such as numerical integration, interpolation, optimization, linear algebra, and statistics. If you ever need help, the supportive community of SciPy is always there to answer your frequent questions and solve any issues.
19. SymPy is an open-source Python library for symbolic computation
SymPy is another essential library for mathematics, and it can perform basic operations like basic arithmetic, simplifications, and anomic trigger functions. However, it’s capable of much more than that, like Taylor series matrix inversions in cryptography. Many programs like spider and compile are based on SymPy spider, a scientific Python development environment or IDE. And you can think of it as a Python equivalent to our studio.
20. ChemPy is a Python package useful for chemistry
ChemPy contains functions like an equilibrium solver that’s useful for chemistry.
21. Pandas – Python Library for Data science
Data science is a hot field that aims to extract knowledge and insights from data. Pandas are a must for anything in data science. It allows you to organize, explore, represent and manipulate data easily. One huge plus is its clean and well-organized code making it beginner-friendly. Some features beyond the basics include the capability to read and write data in different web services, data structures, and databases, and also easy organization and data labeling using smart alignment and indexing.
21. Orange Data Mining Library in Python
Orange is an open-source machine learning and data visualization software that uses pandas. It comes with countless useful features for both beginners and experts.
21. SQLAlchemy – The Database Toolkit for Python
SQL Alchemy is the Python SQL toolkit and Object Relational Mapper that gives application developers the full power and flexibility of SQL databases. It’s a bit more specific in that it’s for SQL, but it’s very useful. It makes communication between Python and databases easier and faster. It features a core that often makes its Orem optional and a mature high performing architecture.
22. Matplotlib is a plotting library for the Python
If you want to visualize your data as a graph, Matplotlib is the perfect library. You can create almost any type of graph or plot desired, such as histograms, stream plots, pie charts scatter plots in polar plots. Matplotlib has an active issue tracker page on GitHub, where you can keep up with the most recent bugs, new patches, and feature requests.
23. The Plotly Python library is an interactive, open-source plotting library
Plotly is another library for making graphs, but it’s a little more advanced than Matplotlib. It’s best for creating elaborate plots more efficiently.
It has great support for complex and multi-axes, integrated zoom, filter out tools, and can create three-dimensional plots; I’d say Plotly is best for those who are already familiar with Matplotlib and are looking for ways to build more complex visuals more efficiently.
24. Psychic – Python Library For Healthcare
Psychic learn an open-source commercially usable Python library for working with complex data. It has six main components. Classification, identifying which category and option belong to regression, predicting a continuous-valued attribute associated with an object. Automatic clustering grouping similar objects into sets reduces dimensionality, reduces the number of random variables to consider model selection, comparing validating and choosing parameters and models. And they are finally pre-processing feature extraction in normalization. Imbalanced data sets describe situations where class distribution is not uniform and can lead to problems if not accounted for properly.
For example, the classification model you’re working on has an accuracy of 80%; however, you discover that 80% of the data belongs to one class. Imbalance learn is a Python package that offers several resampling techniques commonly used for correcting imbalanced data sets like this.
It’s compatible with psychic learning and is part of the psychic learning projects.
Top 10 General Python Libraries in 2023
- Requests
- Pillow
- Scrapy
- Asyncio
- Tkinter
- Six
- aiohttp
- Pygame
- Kivy
- Bokeh
Best Python libraries for Machine Learning
Python is now one of the most popular programming languages for this activity, and it has largely displaced many other languages in the business, thanks to its extensive library. The following Python libraries are used in Machine Learning:…
- Numpy
- Scipy
- Scikit-learn
- Theano
- TensorFlow
- Keras
- PyTorch
- Pandas
- Matplotlib
Top 10 Python Libraries For Data Science for 2023
- TensorFlow
- Scikit-Learn
- Numpy
- Keras
- PyTorch
- LightGBM
- Eli5
- SciPy
- Theano
- Pandas