After a few years I still use Listary as my main search/launcher. It's very quick, has a very nice look and great system of filters and projects. There are problem with new version to be released, but I'm talking about version number 5.
iCSee - iCSee is a robust and easy-to-use security software through which you can monitor your places such as homes, offices, shops, garages, workshops, and other physical networks.
Keypirinha - A lightning fast and flexible keystroke launcher for Windows. No installation required (portable).
LView - LView is a video monitoring software for DVR and IPC, developed in the market by Zhubo Inc.
Alfred - Alfred is an award-winning app for macOS which boosts your efficiency with hotkeys, keywords, text expansion and more. Search your Mac and the web, and be more productive with custom actions to control your Mac.
IP Cam Soft - IP Cam Soft is a fine tool developed in the market by IPCamSoft.
Wox - An effective launcher for windows. A full-featured launcher, access programs and web contents as you type. Be more productive ever since. Wox is free for use and open-sourced at Github, Try it now! Download .