Signalicon initially created in 2019 by SignalSupply as stand-alone downloadable files. Version 1 included 400+ icons, and version 2 currently 300+ icon and will get updated regularly. Signalicon is created with pixel perfection in mind, with consistent spaces around each icon container and in-between element. Applying 1.5px for version 2 and 2px strokes for version 1 through out each icons.

In 2021 Signalicon transformed into its own web app, plus adding version 2, the 1.5px stroke variant, option to copy multi or single path SVG, bookmark icon, and also more upcoming features for the web app. Make it more accessible and easy to use for both designers and developers.