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.
Comptel Interconnect Billing - Billing and Invoicing
Keypirinha - A lightning fast and flexible keystroke launcher for Windows. No installation required (portable).
CIAgent - CIAgent is an intelligent web-based and SNMP tool design for system and application management that is covering all of your needs in maintaining your organization’s security concerns.
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.
QoS-IT - QoS-IT is an all one IT management services providing a platform that is designed for the managed service providers for sure.
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 .