Discover thousands of online courses, certificates, and learning programs across 40+ categories. From free courses at Harvard and MIT to professional certifications from Google and IBM, find flexible learning options for career advancement, skill development, and personal enrichment.
Taking Online Courses (2024)
U.S. Online Education Revenue (2024)
Global Registered Learners
From Harvard, Stanford, Google, IBM
Non-degree online courses are educational programs that provide skills training, professional development, and knowledge acquisition without leading to a traditional college degree. These courses range from completely free options to professional certifications costing hundreds or thousands of dollars. They cover virtually every subject imaginable, from coding and data science to cooking, photography, and foreign languages.
Over 53% of U.S. students enrolled in at least one online course in 2023, with exclusively online students accounting for 25.6% of total enrollments. The flexibility, affordability, and diverse offerings make non-degree courses increasingly popular for career changers (57.65% of workers planned major career changes in 2024), professionals seeking advancement, and lifelong learners.
The global online learning market was expected to exceed $185.2 billion in 2024, an increase of over 11% year-over-year, with projections to grow at a CAGR of 8.6% between 2024 and 2029 to over $279 billion. Professional certificates specifically were expected to exceed $6 billion in 2024, demonstrating strong demand for alternative credentials that complement or replace traditional degrees.
Choose from leading platforms based on your learning goals, budget, and preferred subjects:
The online learning landscape is rapidly evolving with emerging technologies and workforce development priorities:
Cybersecurity: 3.5 million unfilled jobs by end of 2025, median salary $120,000+
Data Science: 36% job growth projected 2023-2033, strong demand for analytics professionals
Cloud Computing: Market reaching $832.1 billion by 2025, AWS most-used platform
Project Management: 87.7 million new jobs projected by 2027, 17% growth for software development PMs
Healthcare IT: 9% growth for medical records specialists 2023-2033
Website: grow.google/certificates
Pricing: $49/month on Coursera (complete in 3-6 months = $147-294 total)
Fields: Data Analytics, IT Support, Project Management, UX Design, IT Automation
Time: 3-6 months at 10 hours/week
Job Prospects: 82% of graduates report positive career outcome within 6 months (new jobs, promotions, salary increases)
Value: No degree or experience required, direct pathway to entry-level roles averaging $52,000-$60,000
Codecademy Pro: $19.99/month, 600+ courses in Python, JavaScript, React, AI
freeCodeCamp: 100% FREE, 2,500+ coding challenges
Full Bootcamps: $30/month to $20,000 for intensive programs
2024 Outcomes: 92% job placement rate, $72,500 average starting salary (up from $69K)
Salary Increases: 80% get raise upon completion, almost 40% see $10K-$30K increase, 30% see $30K-$50K increase
Market Growth: $899M market projected to reach $2.4B by 2030
PMP (Project Management Professional):
Six Sigma Certifications:
AAPC Certification:
AHIMA Certification:
Job Outlook: Medical records specialists median salary $50,250 (May 2024), 7% growth projected 2024-2034
Total Cost: $250-1,000 (national average $383)
Includes: Pre-licensing course (40-180 hours depending on state), exam fees ($30-100), application fees ($80-400), background check ($100-125)
State Examples:
Explore over 40 categories of non-degree courses and training programs:
Accounting and Bookkeeping Courses
Learn QuickBooks, financial accounting, tax preparation. Platforms: Coursera ($49-79), Udemy ($9.99-199.99), LinkedIn Learning ($39.99/month)
Business Courses
MBA fundamentals, entrepreneurship, business strategy. Platforms: Coursera (hundreds of free courses), Alison (free certificates)
Entrepreneurship Courses
Startup launch, business planning, growth strategies. Platforms: Udemy, MasterClass ($120-180/year)
Financial Management Courses
Personal finance, investing, wealth management. Platforms: Khan Academy (FREE), Coursera
Real Estate Courses
Real estate licensing, property investment, real estate marketing. Cost: $250-1,000 for licensing courses
Office Skills Courses
Excel, PowerPoint, Microsoft Office Suite, project management tools. Platforms: LinkedIn Learning, Udemy
Computers & Technology Courses
Programming, software development, cloud computing, cybersecurity. Platforms: freeCodeCamp (FREE), Codecademy ($19.99/month), Udemy
Web Development Courses
HTML, CSS, JavaScript, React, full-stack development. Platforms: freeCodeCamp (FREE), Codecademy Pro, Udemy
Data Science & AI
Google Data Analytics Certificate ($49/month), Python, machine learning, ChatGPT. Platforms: Coursera, Great Learning Academy (FREE)
IT Certifications
Google IT Support ($49/month), CompTIA Security+, Network+. Average bootcamp grads: $69K starting salary
Arts and Photography Courses
Digital photography, photo editing, portrait photography, wedding photography. Platforms: CreativeLive ($25-39/month), Udemy ($29 avg), Skillshare ($99-165/year)
Performing Arts Courses
Acting, music, dance, theater. Platforms: MasterClass ($120-180/year), Skillshare
Crafts & Hobbies Courses
Knitting, woodworking, jewelry making, DIY projects. Platforms: Skillshare (35,000+ classes), Udemy
Cooking Courses
Gordon Ramsay MasterClass ($10/month billed annually), baking, international cuisines. Platforms: MasterClass, Udemy, Skillshare
Writing Help Courses
Creative writing, copywriting, journalism, technical writing. Platforms: MasterClass, Coursera, Udemy
Home and Garden Courses
Interior design, landscaping, home organization, gardening. Platforms: Skillshare, Udemy
Health & Medicine Courses
Healthcare basics, anatomy, nutrition, public health. Platforms: Coursera (courses from Johns Hopkins, Stanford), edX
Medical Billing, Coding, Administration Courses
AAPC CPC certification ($3,000+ total), AHIMA CCA ($299 exam). Median pay: $64,000. Platforms: AHIMA (courses from $299), AAPC-approved schools
Alternative Medicine Courses
Herbal medicine, acupuncture theory, holistic health. Platforms: Udemy, Alison
Personal Care Courses
Fitness training, yoga instruction, wellness coaching. Platforms: Skillshare, Udemy, specialized fitness certification programs
Pet and Animal Care Courses
Veterinary assistant, dog training, animal behavior. Platforms: Alison (free certificates), Udemy
New Age and Alternative Beliefs Courses
Meditation, mindfulness, spirituality, energy healing. Platforms: Udemy, Skillshare
General Education Courses
Khan Academy (FREE): 7,000+ lessons in math, science, economics, history. Used by 120M learners annually. Platform: Khan Academy (100% free)
Language Arts Courses
Grammar, literature, reading comprehension, ESL. Platforms: Khan Academy (FREE), Duolingo (FREE/premium $6.99-12.99/month)
Mathematics Courses
Algebra, geometry, calculus, statistics. Platforms: Khan Academy (FREE), Coursera
Science Courses
Biology, chemistry, physics, environmental science. Platforms: Khan Academy (FREE), edX, Coursera
Homeschooling Courses
Complete K-12 curricula. Khan Academy (FREE), Outschool ($5-600 per class). Outschool offers 140,000+ live interactive classes
Test Preparation Courses
SAT, ACT, GRE, GMAT prep. Kaplan ($199-799), Princeton Review ($300-1,549). Includes practice tests, strategy sessions, score guarantees
Teacher Tools Courses
Continuing education for teachers, PDU/CEU credits. Cost: FREE to $1,715 for graduate credits
Special Education Courses
Special needs teaching, IEP development, inclusive education. Platforms: Coursera, specialized teacher education providers
Career Training Courses
Resume writing, interview skills, LinkedIn optimization, job search strategies. Platforms: LinkedIn Learning ($39.99/month), Coursera, Udemy
Law, Legal & Criminal Studies Courses
Paralegal training, legal assistant, criminal justice. See our Online Degree Programs section. Cost: $700-70,000 depending on credential level
Social Work Courses
Social services, case management, community outreach. Platforms: Coursera, Alison (free certificates)
GED Training Courses
High school equivalency test preparation. Platforms: Khan Academy (FREE GED prep), specialized GED providers
Reference Courses
Study skills, research methods, information literacy. Platforms: Khan Academy (FREE), Coursera
Terminology Courses
Medical terminology, legal terminology, technical vocabulary. Platforms: Alison (free), Udemy
Self-Help Courses
Personal growth, confidence building, productivity, time management. Platforms: Udemy, MasterClass ($120-180/year), Skillshare
Psychology Courses
Intro to psychology, behavioral science, mental health awareness. Platforms: Coursera (courses from Yale, Stanford), edX
Parenting and Family Courses
Child development, positive discipline, family communication. Platforms: Udemy, Alison (free), Skillshare
Religious Studies Courses
World religions, theology, biblical studies. Platforms: Coursera, edX (Harvard Divinity courses)
Spiritual Studies Courses
Meditation, yoga philosophy, spiritual practices. Platforms: Udemy, Skillshare
History Courses
World history, American history, ancient civilizations. Platforms: Khan Academy (FREE), Coursera, edX
How To Start... / How To Make...
Practical guides for starting businesses, creating products, building projects. Platforms: Udemy, Skillshare, YouTube
Political Science & Government
Civics, political theory, U.S. government, international relations. Platforms: Khan Academy (FREE Constitution 101), Coursera, edX
Economics & Finance
Microeconomics, macroeconomics, financial markets. Platforms: Khan Academy (FREE), Coursera, edX (MIT courses)
Language Courses (Foreign Languages)
Spanish, French, German, Mandarin, and 50+ languages. Duolingo (FREE/$6.99+), Babbel ($8.95-15.25/month), Rosetta Stone ($7.99-11.99/month or $179 lifetime). Duolingo most accessible, Rosetta Stone for immersive learning
| Platform | Free Option | Subscription Cost | Best For |
|---|---|---|---|
| Khan Academy | 100% FREE | N/A | K-12 through college academics, test prep |
| freeCodeCamp | 100% FREE | N/A | Learning to code, career transition to tech |
| Duolingo | FREE with ads | $6.99-12.99/month premium | Casual language learning, gamified |
| Coursera | Many audit for free | $49-79/course or $399/year unlimited | University courses, professional certificates |
| edX | Many audit for free | $50-300 for certificates | Academic subjects, computer science |
| Udemy | Some free courses | $9.99-199.99/course or $16.58/month | Practical skills, lifetime access |
| LinkedIn Learning | 1-month free trial | $39.99/month or $299.88/year | Career-focused professional development |
| Skillshare | 1-month free trial | $29/month or $99-165/year | Creative skills, hands-on projects |
| MasterClass | None | $120-180/year ($10/month billed annually) | Learning from world-class experts |
| Codecademy | Free tier available | $19.99/month Pro | Interactive coding lessons |
Yes, free certificates can be valuable for career advancement. Research shows that 50.6% of recruiters filter candidates by certifications, and including professional certifications can multiply your interview chances by 2.9 times. Free certificates from reputable providers like Google, Harvard, Stanford, IBM, and Microsoft are increasingly recognized by employers.
However, certificates from well-known platforms (Coursera, edX, LinkedIn Learning) or major companies (Google Career Certificates) typically carry more weight than lesser-known providers. Focus on certificates that align with your career goals and come from recognized institutions or industry leaders.
Free Options: Khan Academy, freeCodeCamp, many Coursera and edX courses (audit mode), Alison, Great Learning Academy
Low-Cost ($10-50/month): Duolingo Super ($6.99-12.99), Skillshare ($29/month), LinkedIn Learning ($39.99/month), Codecademy Pro ($19.99/month)
Mid-Range ($50-200): Individual Udemy courses ($9.99-199.99), Google Career Certificates ($147-294 total for 3-6 months)
Professional Certifications ($300-3,000+): PMP ($300 exam + $210 membership), medical coding AAPC ($3,000+ total), real estate licenses ($250-1,000), intensive bootcamps (up to $20,000)
Yes, many people successfully transition to new careers with online certificates. Key statistics:
Success depends on choosing recognized certifications aligned with job requirements, building a portfolio of projects demonstrating skills, and combining certificates with practical experience through internships, freelance work, or personal projects.
The best platform depends on your learning goals:
Employer recognition varies significantly based on the provider and certification type:
Highly Recognized:
Growing Recognition: LinkedIn Learning, Udemy, edX certificates (especially when combined with portfolio work demonstrating practical skills)
50.6% of recruiters actively filter candidates by certifications and licenses when searching through applicant tracking systems (ATS), making certifications increasingly important for career advancement.
Course duration varies widely by platform and subject:
Short Courses (1-10 hours): Individual Udemy courses, Skillshare classes (20-60 minutes), LinkedIn Learning modules
Medium-Length (4-8 weeks): Most Coursera courses (3-6 hours/week), edX courses, continuing education for teachers (2 months average)
Professional Certificates (3-6 months): Google Career Certificates (10 hours/week at own pace), coding bootcamp prep courses
Intensive Programs (3-12 months): Full-time coding bootcamps (12-24 weeks), real estate licensing (40-180 hours depending on state), medical coding certification programs
Many platforms offer self-paced learning, allowing completion faster or slower based on individual schedules. Khan Academy students who spend 30+ minutes weekly exceed pre-pandemic learning growth by 32%.
Self-Paced (Anytime):
Flexible with Suggested Pacing:
Scheduled Cohorts: Some professional bootcamps, live online courses (Kaplan, Princeton Review test prep), and Outschool homeschool classes have fixed schedules with live instruction.
Prerequisites vary by course level and subject:
No Prerequisites (Beginner-Friendly):
Some Prerequisites Required:
Certificate (Certificate of Completion):
Certification (Professional Credential):
Define Your Goals:
Consider Budget:
Check Credentials:
Online certificates offer strong return on investment compared to traditional degrees:
Financial ROI:
Career Impact:
Hiring Advantages: 96% of HR managers use certifications as screening criteria, and professionals with certifications are 2.9 times more likely to get interviews.
Micro-credentials are short, focused certifications that demonstrate specific skills or competencies, often represented by digital badges that can be shared online.
Employer Recognition:
Market Growth:
Concerns: About 80% of employers express concern about consistency and standardization across different micro-credential providers. Choose credentials from recognized institutions, major companies (Google, IBM, Microsoft), or established certification bodies for maximum employer recognition.
Disclaimer: Information about online courses, certificates, certifications, and pricing is compiled from publicly available sources including platform websites, Bureau of Labor Statistics, industry reports, and educational research. Course availability, pricing, and provider policies change frequently. Statistics about job placement, salary outcomes, and employer recognition are based on reported data from platforms and third-party surveys. Always verify current course details, costs, accreditation status, and outcomes directly with providers before enrolling. This directory provides educational information and does not constitute career, financial, or legal advice. Course completion does not guarantee employment or specific salary outcomes.
Last updated on November 24, 2025