CS50x 2026: Introduction to Computer Science

Self-paced online course in Computer Science / Programming, offered by Harvard / CS50.

Beginners

Cost classification

Fully free

Cost detail

FREE LEARNING — free CS50 Certificate; optional edX verified certificate is paid and separate.

Funding support

Not applicable.

Summary

No prior programming required.

Prerequisites

No prior programming required.

Duration

11 weeks of material; Harvard page describes ~5 weeks at 10–20h/week depending route.

Foundational computer science knowledge.

EasyPath4You does not guarantee a job, a training place or any other outcome.

Credential

Free CS50 Certificate (requires completion criteria); optional paid edX verified certificate is separate and not free.

Regulator / licensing

None.

Opens

Not stated

Closes

Not stated

Intake / start

Not stated

Provider time zone

UTC

Eligibility

International applicants eligible

Note

Open to learners anywhere with internet access.

• https://cs50.harvard.edu/x/(opens the provider website in a new tab)
• https://cs50.harvard.edu/x/certificate/

Verified 26 Sept 2026 · next check due 10 Oct 2026

• Free CS50 certificate requires completion criteria; current 2026 certificate claim must be completed before year-end under current rules. Do not treat optional edX verified certificate as free.