We may earn an affiliate commission when you visit our partners.

What's new in React 19?

Learn all about the exciting new features coming with React 19, including baked-in ways to handle actions, optimistic updates, form statuses, the new use() API, and more!

React hasn’t had a major version update in over 2 years since React 18 was launched in 2022. React 19 has lots of exciting new features that make handling data mutations simpler while giving us APIs to improve the user’s experience with optimistic updates.

Learn all about the exciting new features coming with React 19, including baked-in ways to handle actions, optimistic updates, form statuses, the new use() API, and more!

They’ve also launched a new open-source compiler they’ve been working on for years that will handle many of the nitty-gritty performance details for you behind the scenes. Join us in this course while we learn all about the latest, greatest features coming in the newest version of React!

Enroll now

Or subscribe to Coursera Plus

And get unlimited access to Coursera

Two deals to help you save

Save money when you learn. Here are two deals and offers that may be relevant to this course.

All coupon codes, vouchers, and discounts are applied automatically unless otherwise noted.

Valid until December 2

Annual Subscription

Invest in your career growth and save. Start your annual subscription to Coursera Plus and access 10,000+ programs.

Valid until March 12, 2027

Save 40% Off 3 Months

Access thousands of top-rated learning programs with a Coursera Plus monthly subscription and take 40% off 3 months for a limited time.

What's inside

Syllabus

Traffic lights

Read about what's good

what should give you pause

and possible dealbreakers

Taught by Bob Ziroll, who are recognized for their work in React

Covers latest, greatest features of React, which is standard in web development

Explores ways to handle actions, optimistic updates, form statuses, and use() API in React

Save this course

Create your own learning path. Save this course to your list so you can find it easily later.

Save

Reviews summary

Timely react 19 feature deep dive

According to students, this course provides an excellent and timely overview of the new features in React 19, making it invaluable for developers looking to stay updated. Learners particularly appreciate the clear explanations of complex topics like actions and optimistic updates, finding the demos and practical examples highly beneficial. While the course is praised for its concise delivery, some suggest it's best for those with an existing React foundation, as it moves at a quick pace. Overall, it's considered an essential resource for understanding React's latest advancements.

Provides efficient overview, but some topics could use more depth.

"It's a great quick tour of React 19, but I wouldn't mind a deeper dive into some compiler optimizations."

"I liked the bite-sized approach for getting up to speed quickly; no fluff."

"For an intro to `useFormStatus`, it's perfect, but some topics felt a little rushed for full mastery."

Best suited for learners already familiar with core React concepts.

"If you're new to React, this might be a bit fast; it really assumes you know the basics already."

"The course is very concise, which is great if you're an experienced developer, but not for beginners."

"I felt the pace was perfect for an experienced React dev, but my junior colleague found it quick."

Instructor actively updates content to reflect React 19 changes.

"The instructor updated the lectures when a beta feature changed, which was super helpful."

"I noticed recent reviews mentioning improvements, and the course feels very current now."

"They seem responsive to feedback; I saw a new section added on a topic I had questions about earlier."

Hands-on examples effectively illustrate new React 19 functionalities.

"The code demos were invaluable; I could immediately see how to implement these features."

"Learning about form actions through real-world examples really solidified my understanding."

"I appreciated the practical approach; it wasn't just theory, but how to actually use it."

Complex React 19 concepts are broken down into understandable parts.

"The instructor made `use()` API and server actions so much clearer than reading the docs alone."

"I really grasped optimistic updates, which seemed daunting, thanks to the way it was explained."

"Their explanation of the new compiler was surprisingly easy to follow, a great overview."

Delivers up-to-date insights on the very latest React 19 features.

"This course is so timely! Exactly what I needed to understand React 19 before it's everywhere."

"I appreciate how quickly they put this together; it truly helped me get a head start on the new APIs."

"Finally, a course that covers these new React features in a practical way, not just theoretical."

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in What's new in React 19? with these activities:

Review React concepts before starting the course

Show steps

Strengthen your foundation in React by reviewing key concepts before the course begins.

Browse courses on React

Show steps

Read articles or blog posts about React
Watch videos or tutorials on React
Take a practice quiz or assessment

Read the React 19 documentation

Show steps

Gain a comprehensive understanding of React 19 by thoroughly reading the official documentation.

View 1967 Annual Supplement (The Universal Reference... on Amazon

Show steps

Locate the React 19 documentation
Read the documentation carefully
Take notes or highlight important sections

Follow a tutorial on React 19

Show steps

Enhance your knowledge of React 19 by following a step-by-step tutorial.

Show steps

Find a reputable tutorial
Follow the tutorial instructions
Implement the concepts in your own project

Five other activities

Expand to see all activities and additional details

Show all eight activities

Join a React study group

Show steps

Enhance your learning by collaborating with peers, sharing knowledge, and solving problems together.

Browse courses on React

Show steps

Find a React study group
Attend group meetings
Participate in discussions

Create a simple React app

Show steps

Reinforce your understanding of React by building a simple app from scratch.

Browse courses on React

Show steps

Set up a new React project
Create a simple component
Render the component in the app

Solve React coding challenges

Show steps

Test your React skills and improve your problem-solving abilities by solving coding challenges.

Browse courses on React

Show steps

Find a platform with React coding challenges
Select a challenge
Solve the challenge
Review your solution

Write a blog post about a feature in React 19

Show steps

Deepen your understanding of React 19 by explaining a specific feature in your own words.

Show steps

Choose a feature in React 19
Research the feature
Write a draft of the blog post
Edit and publish the blog post

Attend a React 19 workshop

Show steps

Gain hands-on experience and in-depth knowledge of React 19 by attending a specialized workshop.

Show steps

Find a React 19 workshop
Register for the workshop
Attend the workshop
Implement what you learned

Career center

Learners who complete What's new in React 19? will develop knowledge and skills that may be useful to these careers:

Reading list

We've selected 35 books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in What's new in React 19?.

Engineering a Compiler

Save

This practical guide focuses on the engineering aspects of compiler design, covering topics such as code optimization, code generation, and error handling. It is an excellent resource for software engineers and compiler developers who want to learn how to build efficient and reliable compilers.

What's new in React 19?

Two deals to help you save

What's inside

Syllabus

Traffic lights

Save this course

Reviews summary

Timely react 19 feature deep dive

Activities

Career center

Reading list

Share

Similar courses

Coursera Buyer Protection & Guarantee

7-Day Free Trial & Free Audit

14-Day Refund Guarantee

Verified Academic & Industry Partner