EDN’s Design Ideas section, where EDN readers have the opportunity to post their ideas for a new or different take on a circuit or system design that helps solve a design problem, has long been a ...

PDF Candy is an impressive free PDF editor that includes many capabilities you’d only expect in a paid tool. Editor’s note: This review was updated April 3, 2025 to reflect the most current features ...

The best free PDF reader apps do more than just act as a PDF viewer - any modern browser can do that. What I'm looking for is tools that go beyond that, offering commenting, collaboration, and ...