Serial is a modern terminal designed to make working with servers, network equipment, and embedded hardware easier for engineers and system administrators. Built from scratch for OS X, Serial eliminates the need to search for and install drivers in order to work with most USB to serial adapters and other serial-port devices.

DiffPDF is a Windows graphical user interface (GUI) application for comparing two PDF files. DiffPDF shows pairs of pages from the two PDFs being compared with any differences highlighted. Comparisons can be made based on the text regardless of layout, or based on appearance (which accounts for fonts, colors, layout, diagrams, images, etc.)

A beautiful online video downloader for your Mac. PullTube proposes a streamlined workflow for quickly downloading videos from YouTube or Vimeo, provides control over the output quality, and enables you to extract the audio to MP3 or M4A files.