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Take Harvard's CS50 online through edX and learn computer science and programming fundamentals. Complete graded projects and earn a verified HarvardX certificate.

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Updated: 2026-09-25 18:11 Language: English (default) Access: Normal

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What is edX?

edX is an online learning platform that hosts courses, professional certificates and full degree programs from universities and companies. Its catalog spans computer science, data, business, engineering, languages, health and the humanities, with content delivered by institutions such as Harvard, MIT and corporate partners like Google and Amazon.

How it works

  • Courses are usually self-paced or run on scheduled start dates.
  • Learners can often audit material for free, while graded assignments and certificates typically require payment.
  • Programs range from short courses to multi-course certificates and online master's degrees.

Who it suits

  • Independent learners who want to sample university-level material without committing to a degree.
  • Professionals seeking credentials in fields such as programming, analytics or management.
  • Students who need flexible study around work or other obligations.

Trade-offs

The breadth of the catalog is a strength, but quality and workload vary by provider, so checking syllabus, prerequisites and time commitment matters. Free access usually excludes graded work, and certificate or degree costs are set per program, so exact prices should be confirmed on each course page. Compared with platforms such as Coursera and Udacity, edX leans toward university-style academic content, which may suit learners who prefer structured, theory-heavy study over short, skills-focused tutorials.

What courses and programs does edX offer?

edX is an online learning platform that hosts courses and programs from universities and companies. Its catalog is broad rather than niche, so it suits learners who want academic subjects alongside professional and technical skills.

Course types

  • Individual courses, often free to audit, with a paid option for a verified certificate.
  • Professional certificates and executive education, usually shorter and job-focused.
  • MicroMasters and similar stacked programs, where several courses build toward credit or admission pathways.
  • Full online degrees, including bachelor's and master's programs, delivered by partner institutions.

Subject areas

Offerings typically span computer science and programming, data science and AI, business and management, engineering, mathematics, languages, and the humanities. Some content comes from corporate partners, which tends to emphasize practical, tool-based skills.

Who it suits

Self-directed learners often use single courses to test a subject before committing further. Working professionals may prefer certificates for career relevance, while degree seekers can use stacked programs as a lower-risk entry point. Because formats, lengths, and credential values differ, comparing the credential and workload matters more than the subject label. Pricing varies by course and program and is shown on each listing.

Which universities and companies provide courses on edX?

edX hosts courses from a mix of universities, companies and other organisations. The exact catalogue changes over time, but the provider types fall into a few clear groups.

Universities and colleges

edX was founded by Harvard and MIT, and both remain prominent providers. Other well-known universities commonly represented include Berkeley, Columbia, Cornell, Georgia Tech, Michigan, Penn, Purdue, Toronto, Delft, EPFL and Tsinghua. Their offerings range from short introductory courses to professional certificates and full online degrees.

Companies and industry bodies

Corporate providers typically focus on job-ready skills. Examples include Google, Amazon, IBM, Microsoft, Meta and Linux Foundation. These courses often sit in fields such as cloud computing, data analysis, cybersecurity, AI and software development.

Other providers

You may also find museums, NGOs and professional associations, which suits learners interested in subjects outside standard degree programmes.

How to choose

  • For academic depth or a degree pathway: university providers are usually the better fit.
  • For employer-recognised technical skills: corporate courses are often designed around specific tools and roles.
  • For breadth: browse by subject rather than provider, since many topics are covered by several institutions.

Because the roster is updated regularly, check the current course page for the named institution before enrolling.

Is edX free or paid?

edX is best understood as a freemium platform: many courses can be accessed for free, while certificates, graded assignments, and full degree programs typically require payment.

What you can usually do for free

  • Watch video lectures and read course materials in the "audit" track.
  • Explore subjects such as computer science, business, languages, and data analysis.
  • Sample a course before committing money or time.

What is typically paid

  • Verified certificates that confirm identity and completion.
  • Graded exams and assignments in some courses.
  • Professional certificates, MicroMasters programs, and full online degrees.
  • Some courses are only offered in a paid track from the start.

Who it suits

  • Free access: self-learners, hobbyists, and anyone testing a subject.
  • Paid options: job seekers, professionals needing credentials, and students pursuing accredited degrees.

Trade-offs

Free access may exclude graded feedback and credentials, so it works well for knowledge but less well for résumé building. Paid tracks add proof of completion, but costs vary by course and institution. edX also partners with universities and companies, so quality and format differ across offerings.

For current details, check individual course pages on edX.

Does edX offer certificates or degrees?

edX offers both certificates and full degrees, but they serve different goals.

Certificates are typically tied to individual courses or short programs. You can often audit a course for free, then pay to earn a verified certificate that confirms completion. These suit learners who want a credential for a specific skill, a resume line, or continuing education without committing to a multi-year program.

Degrees are fuller academic qualifications delivered online by partner universities. They usually involve admission requirements, multiple terms of study, and a larger financial commitment. They suit learners pursuing a formal qualification, career change, or advanced study.

Other credential types may include professional certificates and microcredentials from industry and academic partners, which sit between a single course and a full degree.

Option Typical scope Best for
Course certificate One course Skill proof, quick upskilling
Professional certificate A short series Job-ready skills
Degree Full program Formal academic qualification

Availability depends on the specific course or program, and pricing varies, so check each listing for details.

How does edX compare to other online learning platforms like Coursera?

edX and Coursera are both major MOOC platforms, but they differ in origin, catalog emphasis and credential style. edX began as a nonprofit collaboration between Harvard and MIT, and its courses are typically delivered by university partners and corporate names such as Google and Amazon. Coursera also works with universities and companies, but has a broader consumer catalog and a larger set of professional certificates and degree pathways.

Where edX may fit

  • Learners who want university-branded courses, MicroMasters-style credit pathways and executive education.
  • Professionals seeking verified certificates or stackable credentials from established institutions.
  • Audiences comfortable with English-language, self-paced or instructor-led courses.

Trade-offs

  • edX's university focus can mean fewer short, casual skill courses than some competitors.
  • Coursera often has more entry-level professional certificates; edX may suit those aiming for academic or credit-bearing credentials.
  • Both offer free auditing options and paid verification, though specific terms vary by course.

Other platforms worth knowing include FutureLearn for UK and European university courses, Khan Academy for free foundational learning, and Udacity for tech-focused nanodegrees. The best choice depends on whether you value academic credibility, industry certificates or low-cost exploration.

Related questions

More questions →
How Do Online Master's Courses in Europe Work?

Online master's courses in Europe are generally structured the same way as on-campus degrees: you complete a set number of credits (usually 60–120 ECTS), pass assessments, and receive the same degree title as campus students at that institution. What changes is the delivery mode. Programs range from fully online and asynchronous to hybrid formats that require short residencies, and recognition depends far more on the institution's accreditation than on whether you studied from home or on campus.

The main formats you'll encounter

Fully online, asynchronous

All coursework, lectures, and materials are delivered through a learning platform. You study on your own schedule within weekly or module deadlines. This is the most flexible option and the most common for working professionals.

Fully online, synchronous

You attend live seminars and lectures at fixed times, often via video conferencing. This mimics a campus timetable and works well for discussion-heavy subjects, but it requires you to be available in the institution's time zone.

Hybrid or blended

Most study is online, but you attend one or more short on-campus periods — typically a kick-off week, a lab-intensive block, or a final thesis defense. Some programs in fields like engineering, health, or business use this to cover practical components.

Online with optional campus tracks

A smaller number of programs let you switch between online and on-campus modules, or complete the degree online but attend electives in person.

Credits, ECTS, and what the degree is worth

European master's programs use the ECTS system:

Program type Typical credits Typical duration (full-time)
Taught master's (MA, MSc, LLM) 60–120 ECTS 1–2 years
MBA 60–90 ECTS 1–2 years
Research master's (MPhil, MRes) 120 ECTS 2 years

One ECTS credit represents roughly 25–30 hours of total student workload, including self-study. A 90-ECTS online master's therefore carries the same academic weight as a 90-ECTS on-campus master's at the same institution.

The key question is not "online or not" but who accredits the program. In most European countries, the national quality assurance agency or the state recognizes degrees from accredited institutions regardless of delivery mode. If you need the degree for a regulated profession, a visa, or a public-sector job, verify recognition with the relevant authority in your own country before enrolling — this is a general rule, not legal advice for your situation.

Admission requirements for international applicants

Requirements vary by country and institution, but online master's programs commonly ask for:

  • A completed bachelor's degree (or equivalent) in a relevant field.
  • A minimum grade or GPA, sometimes expressed as a class of degree.
  • English proficiency — IELTS, TOEFL, or an equivalent, unless your previous degree was taught in English. Some programs accept a waiver or an internal test.
  • A motivation letter or statement of purpose.
  • A CV, especially for MBA and executive programs.
  • Letters of recommendation (often 1–2).
  • Work experience for MBA and some professional master's degrees.
  • Specific prerequisites such as statistics, programming, or a portfolio for design and technical fields.

Typical application steps

  1. Shortlist 3–5 programs and check each one's accreditation and recognition in your country.
  2. Confirm the language of instruction and whether your proficiency test meets the threshold.
  3. Prepare documents early — transcripts, translations, and credential evaluations can take weeks.
  4. Check application deadlines; many European programs have rolling admissions, but some have fixed intakes.
  5. Submit the application and any application fee.
  6. If admitted, complete enrollment, pay any deposit, and set up your student account and platform access.

How exams, thesis work, and support are handled remotely

  • Assessment: written assignments, online proctored or open-book exams, group projects, presentations, and participation. Some programs use timed take-home exams instead of invigilated ones.
  • Thesis or capstone: usually supervised remotely via video calls and email, with milestones and a final written submission. Some institutions require an oral defense by video; a few require it on campus.
  • Support: academic advisors, library access (often digital), technical helpdesk, and career services. Quality varies widely, so ask current students or check program pages for what is actually provided.
  • Interaction: discussion forums, cohort groups, and live sessions. Asynchronous programs can feel isolating if you don't build in regular contact.

Practical considerations before you commit

  • Time zones: synchronous programs may schedule classes in the institution's local time. Check whether live sessions fall at workable hours for you.
  • Language of instruction: many European master's programs are taught in English, but not all. Confirm the language for lectures, exams, and thesis supervision.
  • Tuition structure: online programs are often priced per credit or per year, and may differ from on-campus rates. Public universities in some countries charge modest fees; private and executive programs cost more. Ask for a full breakdown of tuition, platform fees, and any residency costs.
  • Recognition and mobility: if you plan to work in a regulated profession or apply for a visa, confirm in advance that the specific degree is accepted where you intend to use it.
  • Time commitment: expect 15–20 hours per week for a full-time online master's, or roughly half that for part-time study.

Online vs. on-campus: a quick comparison

Factor Online On-campus
Flexibility High; study around work Fixed timetable
Networking Digital, sometimes weaker In-person, stronger
Cost Often lower tuition, no relocation Tuition plus living costs
Practical/lab work Limited or via short residencies Full access
Recognition Depends on accreditation, not mode Depends on accreditation
Campus experience Minimal Full

A simple decision checklist

  1. Is the program accredited and recognized in the country where you plan to use the degree?
  2. Does the format (async, sync, hybrid) fit your schedule and time zone?
  3. Are the language requirements realistic for you?
  4. Can you meet the prerequisites and admission documents?
  5. Does the total cost — tuition plus any residency travel — fit your budget?
  6. Does the program offer the support you'll need to finish a thesis remotely?

If you can answer yes to all six, an online master's from a European institution is a credible route to the same degree title as campus study. If any answer is uncertain, resolve that point before you apply rather than after you enroll.

Website Overview

An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality. Several search or sharing settings need attention. Together they may make snippets, preview images or preferred URLs less consistent across platforms.

Domain and Registration

Registered in 2001, this domain has about 24 years of history. That suggests continuity, although ownership and purpose may have changed. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The domain uses the common .org extension, which is not an independent safety signal.

DNS and Email

The lowest TTL is 10 seconds, supporting rapid record changes at the cost of more frequent lookups. Nameservers are provided by Amazon Route 53, indicating managed DNS hosting. DNS and provider evidence indicate traffic passes through the Amazon CloudFront CDN, which may support caching and traffic distribution. MX records point to the Google Workspace email service. CAA records restrict which certificate authorities are authorized to issue certificates.

TLS and Certificates

The certificate uses an RSA 2048-bit public key, offering broad client compatibility. The server supplied a complete certificate chain. No organization name is present in the certificate; the available fields are consistent with domain validation. The certificate was issued within the Amazon cloud or CDN ecosystem. The certificate is valid for about 197 days in total, with 189 days remaining.

HTTP and Browser Security

X-Powered-By exposes backend information: WP Engine Headless Platform. The response lacks these common security headers: Permissions-Policy. The cf-ray, x-cache, via response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers. The Server header identifies cloudflare without an exact version.

Technology Stack Analysis

The public page identifies Cloudflare, Amazon CloudFront without precise versions, leaving fewer clues for version-specific scanning.

Search and Social Sharing

The title has 70 characters and may be truncated in search results. Open Graph is partially configured; og:image, og:type is missing. Twitter Card metadata is configured. JSON-LD includes Organization data, helping describe the organization as an entity. The page declares 3 language or regional alternatives using hreflang.

Hosting and Email

DNSAmazon Route 53
HostingAmazon CloudFront
EmailGoogle Workspace
Location United States flagUnited States 13.249.74.116

User reviews (0)

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Pages, Search and Sharing

Meta descriptionFind the online learning path for you, delivered by world-class institutions like Harvard, Google, Amazon, and more.
Canonical URLhttps://www.edx.org
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Registration details RDAP / WHOIS

RegistrarAmazon Registrar, Inc.
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DNSSECunsigned

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TLS and certificates

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HTTP response headers

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Identified technologies

CloudflareAmazon CloudFront

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