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?."

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

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Courses

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