Observable vs Scastie

Observable

8.6 #14 in Coding Playgrounds

About Observable

Scastie

5.3 #127 in Coding Playgrounds

About Scastie
ObservableScastie
Free planYesNo
Free trialNoNo
Paid from$2,225/mo—
Open sourceNoNo
Platformsself-hosted, Web—
Free planYesYes
Private projectsYes—
Deployment options—none
Sharing controls—public_only

Both are listed in Best Coding Playgrounds. On Everything Xiaomi, Observable scores higher on our published basis.