The Discord logo is a modified version of Uni Sans. The fonts they use throughout the desktop app are Whitney, Helvetica Neue, Helvetica, and Arial. Here's the download link.

Important! There is a whole new redesigned version (remake) of Uni Sans called Uni Neue.

The Uni Sans font family includes 14 weights - seven uprights with seven italics.

It is characterized by excellent legibility in both - web & print design areas, well-finished geometric designs, optimized kerning, excellent web-font performance and legibility etc.

Inspired by the classic grotesque strong typefaces like DIN and Dax - Uni Sans has his own unique style in expressed perfect softened geometric forms.

The font family is most suitable for headlines of all sizes, as well as for text blocks that come in both maximum and minimum variations.

Uni Sans font styles are applicable for any type of graphic design in web, print, motion graphics etc and perfect for t-shirts and other items like posters, logos.

PDF Specimen also available - click here.