Stefano Formicola's following
- Adriano Mundoadrianomundo
- Amerigo BuonocoreAmerigo88
- cristiangiann
- Daniele ChiappalupidaniCh8
- DavidDavideGioiosa
- Edoardo Realiniedoardorealini
- Elena Iannuccieleiannu
- Federico Haagfedericohaag
- Francesco R. Di Gioiafradig
- Gian Marco Orlandogiammy677dev
- Jamon Holmgrenjamonholmgren
- John SundellJohnSundell
- Jonny BurgerJonnyBurger
- RiccardoMadsomma
- Marco SantarossaMarcoSantarossa
- Margelomargelo
- Maciej Jastrzebskimdjastrzebski
- Marc Rousavymrousavy
- Fernando Rojonandorojo
- Romerome
- rwenderlich
- The AlgorithmsTheAlgorithms
- Vardhan Agrawalvhanagwal
- Vinz Acetovinzaceto
- Walter Purcarovuolter
- William Candillonwcandillon