Anonymous Pro by Mark Simonson is a free monospaced sans serif with a light, even stroke and an open, unfussy build. Its broad rounded letters sit on a steady mechanical measure softened by smooth curves. The result feels calm and precise.
Code editors and software publishers will find it especially convincing for programming interfaces, where its orderly proportions suit labels, commands, and longer passages. That same restrained construction also makes sense for technical manuals, data graphics, and technology branding, giving product names a practical, understated identity rooted in utility rather than decoration.