Put emoji, math, and other symbols at your fingertips with a custom Mac software keyboard If you’re a frequent user of hard-to-access symbols, a third-party tool can let you create a faster solution. Mac 911 Jan 20, 2021 7:15 pm PST A custom keyboard created in Ukelele can be installed in macOS with a couple of clicks.SIL International Podcasters and sound engineers often put together what’s called a “soundboard,” which is a collection of frequently used short audio clips that they can trigger with a click. Sometimes these are used for humorous purposes, such as on “morning zoo” radio shows, but you find them used in aural gameshows (for right/wrong answers), and for quick access to transition music, too.