Intermediate 300 hours English Course CertificateFREE
Our recommendation
freeCodeCamp's front-end libraries certification, covering React, Redux, Sass, Bootstrap and jQuery through hands-on projects. It is a solid, free next step after the JavaScript certification, focused on the tools front-end developers actually use. You build real projects and earn a free certificate.
Good for: Learners who know JavaScript and want to learn React and front-end libraries.
Less suitable if: You are new to JavaScript, or you only want vanilla JavaScript.
Skills you'll gain
ReactReduxSassBootstrapjQueryFront-end development
Is this course right for you?
A good fit if you…
You know JavaScript basics
You want React and modern front-end
You learn by building
Consider something else if you…
You are new to JavaScript
You want back-end development
You prefer video lectures
Requirements: JavaScript basics; intermediate.
Realistic time: freeCodeCamp lists about 300 hours; pace varies. A couple of months part-time.
About this course
This certification is where freeCodeCamp's front-end path gets into modern JavaScript frameworks: React for building component-based UIs, Redux for state management, Bootstrap for rapid responsive layouts, Sass for maintainable CSS, and jQuery for DOM manipulation. Five certification projects — including a JavaScript calculator, pomodoro clock, and data visualization board — serve as both learning milestones and portfolio pieces.
What you'll learn
Build component-based UIs with React hooks and functional components
Manage application state with Redux
Build responsive layouts rapidly with Bootstrap
Write maintainable CSS using Sass variables and mixins
Complete five certification projects for a verifiable portfolio
This course includes
300h
On-demand video
Yes
Certificate
Yes
Mobile access
English
Language
What it costs
Free, including the certificate. freeCodeCamp is a donation-funded non-profit with no paid tier.
Comparison · LBS
Compare alternatives for Front End Development Libraries Certification
Same topic, different options. We surface the trade-offs others hide so you can pick the course that actually fits your time, budget, and goals.
A free certificate from freeCodeCamp, recognised in the developer community as proof of hands-on practice. Your projects matter more than the certificate to employers.
Instructor
FT
freeCodeCamp Team
freeCodeCamp instructor
1.8M+ learners12 courses4.8 instructor rating
Produced by freeCodeCamp, a nonprofit providing free, project-based coding certifications used by millions of learners worldwide.