Date varies - check official page

CS50x – Introduction to Computer Science

HarvardX / edX

Open to all Verified certificate available

Official page Get help applying

At a glance

Organisation: HarvardX / edX
Type: Online Course / Certification
Field: Computer Science
Location: United States (Organizer) / Worldwide
Mode: Online
Duration: ~3-4 months at 8 hrs/week
Applications open: Rolling - self-paced
Deadline: None - self-paced

Eligibility

Who can apply: Open to all
Open worldwide: Yes
Language: English
Individual or team: Individual

Cost and funding

Funding: Free to audit
Stipend / prize: Verified certificate available
Programme fee: Free (optional paid verified track)
Certificate: Yes - free certificate on completion

Applying

Selection process: Open enrolment
Where to apply: cs50.harvard.edu/x

Details are taken from the organiser's official listing, last checked 17 Aug 2026. Confirm dates and requirements on the official page before applying — organisers change them without notice.

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