Synapse is described as 'semantic launcher written in Vala that you can use to start applications as well as find and access relevant documents and files by making use of the Zeitgeist engine' and is a well-known app in the OS & Utilities category. There are more than 50 alternatives to Synapse for a variety of platforms, including Windows, Mac, Linux, Windows Explorer and Xfce. The best alternative is Keypirinha, which is free. Other great apps like Synapse are Wox (Free, Open Source), Listary (Freemium), Alfred (Freemium) and ueli (Free, Open Source).
- Alfred is a productivity application for macOS, which boosts your efficiency with hotkeys, keywords and text expansion. Search your Mac and the web, and control your Mac using custom actions with the Powerpack. View 90 alternatives to AlfredNo screenshots yet
- Freemium • Proprietary
Alfred vs SynapseSynapse is used only for Mac OS X
- RocketDock is a Mac OS X dock clone. It provides a nice clean interface to drop shortcuts on for easy access and organization. View 58 alternatives to RocketDock
The program is no longer updated, but last version, 1.3.5, released in September 2008, can be still downloaded from the official website. "It is true, RocketDock has been discontinued. [...] The app remains available on https://rocketdock.com, but is unsupported."
- Free • Proprietary