Master the Technology of Today, for Free

OpenCS is Aalto University's open online platform offering free computer science courses for anyone, anywhere. Whether you're starting your journey in tech or expanding your skills, you'll find high-quality, university-level learning at your fingertips.

Study at your own pace, mostly with no strict deadlines. For learners in Finland, official Aalto credits are available for some of the courses, while everyone worldwide gains valuable, practical knowledge in topics ranging from web development to modern programming languages.

You're in good company

Join tens of thousands of learners from a range of organizations, including...
University of Oulu Aalto University University of Jyväskylä Åbo Akademi University Kajaani University of Applied Sciences (KAMK) Oulu University of Applied Sciences University of Vaasa Lapland University of Applied Sciences Jedu (Vocational School) Laurea University of Applied Sciences Jamk University of Applied Sciences University of Lapland University of Oulu Aalto University University of Jyväskylä Åbo Akademi University Kajaani University of Applied Sciences (KAMK) Oulu University of Applied Sciences University of Vaasa Lapland University of Applied Sciences Jedu (Vocational School) Laurea University of Applied Sciences Jamk University of Applied Sciences University of Lapland
Tampere University Helsinki schools Centria University of Applied Sciences South-Eastern Finland University of Applied Sciences (XAMK) Karelia University of Applied Sciences Nokia Yle Satakunta University of Applied Sciences (SAMK) Alma Media Ekky (South Karelia Education) University of Eastern Finland (UEF) Tampere University Helsinki schools Centria University of Applied Sciences South-Eastern Finland University of Applied Sciences (XAMK) Karelia University of Applied Sciences Nokia Yle Satakunta University of Applied Sciences (SAMK) Alma Media Ekky (South Karelia Education) University of Eastern Finland (UEF) Tampere University Helsinki schools Centria University of Applied Sciences South-Eastern Finland University of Applied Sciences (XAMK) Karelia University of Applied Sciences Nokia Yle Satakunta University of Applied Sciences (SAMK) Alma Media Ekky (South Karelia Education) University of Eastern Finland (UEF) Tampere University Helsinki schools Centria University of Applied Sciences South-Eastern Finland University of Applied Sciences (XAMK) Karelia University of Applied Sciences Nokia Yle Satakunta University of Applied Sciences (SAMK) Alma Media Ekky (South Karelia Education) University of Eastern Finland (UEF)
Haaga-Helia University of Applied Sciences Raseko (Raisio Region Education) University of Turku Metropolia University of Applied Sciences Seinäjoki University of Applied Sciences (SeAMK) Omnia (Espoo education provider) Lahti / EduLahti SSKKY (Satakunta Vocational Education) ABB Uniarts Helsinki (University of the Arts Helsinki) Tampere schools Haaga-Helia University of Applied Sciences Raseko (Raisio Region Education) University of Turku Metropolia University of Applied Sciences Seinäjoki University of Applied Sciences (SeAMK) Omnia (Espoo education provider) Lahti / EduLahti SSKKY (Satakunta Vocational Education) ABB Uniarts Helsinki (University of the Arts Helsinki) Tampere schools Haaga-Helia University of Applied Sciences Raseko (Raisio Region Education) University of Turku Metropolia University of Applied Sciences Seinäjoki University of Applied Sciences (SeAMK) Omnia (Espoo education provider) Lahti / EduLahti SSKKY (Satakunta Vocational Education) ABB Uniarts Helsinki (University of the Arts Helsinki) Tampere schools Haaga-Helia University of Applied Sciences Raseko (Raisio Region Education) University of Turku Metropolia University of Applied Sciences Seinäjoki University of Applied Sciences (SeAMK) Omnia (Espoo education provider) Lahti / EduLahti SSKKY (Satakunta Vocational Education) ABB Uniarts Helsinki (University of the Arts Helsinki) Tampere schools
Turku University of Applied Sciences (Turku AMK) Häme University of Applied Sciences (HAMK) Lappeenranta-Lahti University of Technology (LUT) City of Helsinki Tuxera LAB University of Applied Sciences Hanken School of Economics Kesko University of Helsinki Visma Espoo schools Turku University of Applied Sciences (Turku AMK) Häme University of Applied Sciences (HAMK) Lappeenranta-Lahti University of Technology (LUT) City of Helsinki Tuxera LAB University of Applied Sciences Hanken School of Economics Kesko University of Helsinki Visma Espoo schools Turku University of Applied Sciences (Turku AMK) Häme University of Applied Sciences (HAMK) Lappeenranta-Lahti University of Technology (LUT) City of Helsinki Tuxera LAB University of Applied Sciences Hanken School of Economics Kesko University of Helsinki Visma Espoo schools Turku University of Applied Sciences (Turku AMK) Häme University of Applied Sciences (HAMK) Lappeenranta-Lahti University of Technology (LUT) City of Helsinki Tuxera LAB University of Applied Sciences Hanken School of Economics Kesko University of Helsinki Visma Espoo schools

Quick stats (trust us... mostly)

Smarts: now available on demand.

Loading...

Courses

Choose from a variety of courses designed by instructors at Aalto University.