State of JS 2020: JavaScript Flavors (original) (raw)

The trend of “flavors” of JavaScript that compile down to standard code started all these years ago with CoffeeScript, but it's now clear that TypeScript is the uncontested leader in that category.

Rankings

Satisfaction, interest, usage, and awareness ratio rankings.

Technologies with less than 10% awareness not included. Each ratio is defined as follows:

• Satisfaction: would use again / (would use again + would not use again)
• Interest: want to learn / (want to learn + not interested)
• Usage: (would use again + would not use again) / total
• Awareness: (total - never heard) / total

You can click on any technology name to get extra details and a more in-depth look at its related data.

Experience Over Time

Overview of opinions on the technologies surveyed over time.

Technologies with only one year of data are not included.

Positive/Negative Split

This chart splits positive (“want to learn”, “would use again”) vs negative (“not interested”, “would not use again”) experiences on both sides of a central axis.

Bar thickness represents the number of respondents aware of a technology.

Other Tools

Completion percentage:

2.4% (577)

Other tools in this category (freeform answers).

Overall Happiness

On a scale of one (very unhappy) to five (very happy), how happy are developers with the current overall state of this category?

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