GSAP

frontend

GreenSock Animation Platform, a professional-grade JavaScript animation library

Pronunciation

Correct

G-sap

/dʒiː sæp/

The 'G' is said as the letter, and 'SAP' is a single syllable rhyming with 'cap'. GreenSock's own tutorials and staff use this pronunciation.

Source: gsap.com(official spec)

Accepted Variant

G-S-A-P

/dʒiː ɛs eɪ piː/

Some developers spell out all four letters, though 'G-sap' is the standard used by the GreenSock community.