This document summarizes a hackerspace called Metalab located in Vienna, Austria. It is a 200 square meter physical space that provides infrastructure like rooms, equipment, communication tools, and events for projects related to electronics, microcontrollers, FPGA/Verilog, Arduino, podcasting, OpenGL, and more. Over 300 users utilize the space, mailing lists, and wiki. The hackerspace is self-financed through small member fees and sponsorships, using an open, collaborative model focused on empowering individuals and groups to pursue technical and creative projects.