BOU-OER is an Open platform to access open educational resources having an open license to Reuse, Revise, Remix, Retain and Redistribute (5Rs). Bangladesh open University in support with Commonwealth Educational Media Centre for Asia initiated this work to ensure inclusive and equitable quality education opportunities by repurposing high quality open educational resources (OER) to facilitate an innovative, interactive and collaborative learning environment where the learner's set their own objectives rather than being restricted by institutions. Bangladesh Open University foster flexible learning environment by using Self Learning Materials, Lecture Notes, Audio/video Lectures, Assignments, Course materials, etc by both courses of action, i.e., face-to-face mode and distance mode. Through this institutional OER repository university is going to gear up its basic educational facilities supported with information and communication technologies.