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10 Best Regular Expressions Courses and Certifications Online

Regular Expressions (regex) are powerful string matching patterns used in programming languages and tools. They provide a concise and flexible way to analyze, validate, and manipulate text. If you’re looking to enhance your regex skills or dive deeper into this fascinating topic, you’ll find a plethora of online courses and certifications available. In this article, we’ll explore the ten best options that can help sharpen your regex abilities.

1. Regular Expressions (Regex) Crash Course

Joshua Chin’s “Regular Expressions (Regex) Crash Course” on Udemy is an excellent starting point for beginners. This course aims to demystify regex by explaining its syntax and commonly used concepts. With over 11,000 enrolled students, it covers key topics such as character classes, quantifiers, lookaheads, and more. The hands-on exercises and challenges provided throughout the course ensure practical application of your knowledge.

2. The Complete Python Regular Expressions Course

Focusing on regex in Python, this course on Udemy by Mihai Catalin Teodosiu equips you with the skills needed to leverage regex in your Python projects. With 5+ hours of content and over 25,000 students, you’ll learn how to write regex patterns to extract, validate, and manipulate data. The instructor provides real-world examples and practical exercises to reinforce your understanding.

3. Mastering Regular Expressions

If you prefer a book format, “Mastering Regular Expressions” by Jeffrey E. F. Friedl is a go-to resource. With its comprehensive coverage of regex concepts, this book has become a classic reference for both beginners and experienced programmers. The author dives deep into theory while providing practical examples in multiple languages, making it suitable for advanced learners as well.

4. Regular Expressions for Beginners

“Regular Expressions for Beginners” offered on Coursera by the University of Colorado Boulder introduces regex with a focus on applications in data science and web development. The course consists of video lectures, quizzes, and hands-on projects. By the end, you’ll be able to use regex for data cleaning, text analysis, and pattern extraction. This course is a great choice for those who want to apply regex in their data-driven projects.

5. Regular Expressions with Python

The “Regular Expressions with Python” course on Pluralsight, taught by Bo Milanovich, is designed for Python developers who want to leverage regex in their projects. This course covers the basics and gradually ramps up to more advanced topics, including using regex with modules, practical applications, and debugging techniques. With its comprehensive curriculum and practical examples, this course will enhance your expertise in using regex with Python.

6. Regular Expressions in JavaScript

For web developers interested in using regex with JavaScript, “Regular Expressions in JavaScript” on Udacity is a highly recommended course. Taught by Cameron Pittman, a developer from Google, this course covers regex fundamentals and how to use them in JavaScript. You’ll apply regex to solve real-world problems, such as validating form input or searching and replacing text. With its interactive quizzes and engaging projects, this course is a valuable resource for JavaScript developers.

7. Regular Expressions – An Introduction

The “Regular Expressions – An Introduction” course on LinkedIn Learning, taught by Alexander Zanfir, provides a beginner-friendly introduction to regex. Whether you’re a software developer, data analyst, or content creator, this course will familiarize you with regex syntax, metacharacters, quantifiers, and more through a combination of video lectures and hands-on exercises. By the end, you’ll have a solid foundation in regex that can be applied in various contexts.

8. Fundamentals of Regular Expressions (regex) with Perl

If you work with Perl, “Fundamentals of Regular Expressions (regex) with Perl” course on Udemy by John Purcell is an excellent choice. This course focuses on regex in the context of Perl programming and covers the basics, as well as more advanced topics like backreferences and lookaheads. The course includes practical examples and coding challenges to reinforce your understanding of regex in the Perl environment.

9. Regex in Python: Regular Expressions Made Easy

“Regex in Python: Regular Expressions Made Easy” is a concise yet comprehensive course on Skillshare by Python developer Tony Staunton. With a focus on practical examples and real-world applications, this course covers the foundations of regex in Python. You’ll learn how to extract and manipulate data, validate input, and perform pattern matching with ease. The course is suitable for beginners and those looking to refresh their regex knowledge.

10. Python Regular Expressions – Real World Applied Python

For those seeking a hands-on approach to regex with Python, “Python Regular Expressions – Real World Applied Python” on Udemy by Ardit Sulce is a top pick. This course takes a project-based approach, guiding you through real-world use cases of regex. You’ll extract data from websites, clean messy text, and perform various string manipulations using regex in Python. With practical examples and step-by-step guidance, this course will boost your regex skills for real-world scenarios.


Regular expressions are a powerful tool that can greatly enhance your programming capabilities. Whether you’re a beginner or an experienced developer, these ten courses and certifications offer a range of options to help you master regex. From crash courses to comprehensive books, web development or data science-focused, there’s something for everyone. Invest your time in one or more of these resources, apply your knowledge through hands-on exercises, and watch your regex skills flourish. Remember, practice is key in mastering regular expressions, so get ready to dive in and level up your regex game!