Empowering Open-Source Expertise for Enterprise-Scale Impact
Leading training, certification, and professional services in open-source technologies for governments and large enterprises.
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About Us
Koperasi Sumber Terbuka Selangor Bhd (KOSTEM) is a trusted open-source training, certification, and service provider dedicated to empowering public-sector and enterprise organizations. We specialize in delivering expert-led programs that enhance technical capability, ensure compliance, and drive innovation using tried-and-tested open-source solutions.
Domain Expertise
Deep specialization in open-source stacks—Linux, Kubernetes, OpenStack, Ansible, PostgreSQL.
Accredited Certification
Government- and industry-recognized certification paths, designed for organizational readiness.
Professional Services
Hands-on implementation, integration, and support to ensure smooth deployment and adoption.
Our Services
Open‑Source Training
Instructor led courses on Linux, cloud-native, automation, and more. Available onsite or virtually for government and enterprise teams.
Certification Exams
Certifications led by our trusted experts in data, programming, and open-source technologies, with personalized exam preparation support.
Technical Consulting & Support
End to end services, from architecture design to managed support, to help scale, secure, and optimize open-source solutions.
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