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

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Courses

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