Contrast - A macOS app for quick access to WCAG color contrast ratios
Virtual Audio Cable - Ever wanted to record your speaker output? (loopback) This is for you.
Trine 2 - Trine 2 is a marvelous, Action-Adventure, Puzzle-platform, Co-op, Fantasy and Single-player video game developed and published by Frozenbyte.
Loopback by RogueAmoeba - Get all the power of a high-end studio mixing board, right inside your Mac!
Craftopia - Craftopia offers you a blend of Sandbox, Open World, and Crafting game elements, developed by Pocket Pair, Inc. The game has both Single-player and Online Co-op modes, giving you stunning gameplay to experience.
JACK Audio Connection Kit - JACK Audio Connection Kit|Home