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.

From 1 Jan 2026, only adult learners and students whose home institution is a part of the FITech's new teaching cooperation agreement can receive ECTS credits from FITech courses; others may still take the courses but without credits. For details, see "Who can apply?."

You're in good company

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

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Courses

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