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

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Courses

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