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

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Courses

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