Jamo Sandbox
Categories
Validation Libraries

ajv-formats

Format validation for Ajv v7+

4.5Updated 2026-11-041 min read

Key stats

Weekly Downloads
199,367,470
Dependent Packages
5,350
License
MIT
First Published
2020

ajv-formats vs. Validation Libraries average

Featureajv-formatsValidation Libraries average
Weekly Downloads199,367,470305,152,451
Dependent Packages5,35034,727
Popularity score4.5 / 54.6 / 5

What the data shows

There's no cost to use ajv-formats at all — it's free, full stop.

ajv-formats is among the highest-rated options we track, scoring 4.5 out of 5 on our rating metric.

Over the period tracked, ajv-formats has seen a sharp upward trajectory, up about 375% over 3 years.

ajv-formats trails the validation libraries average on every metric we track (0 of 3).

founded in 2020, ajv-formats is a few years into its track record.

Growth over time

1869.4M20222025

Strengths & watch-outs

Strengths

  • Free to use, with no paid tier required to get started.

Watch-outs

  • Weekly Downloads trails the category average: 199,367,470 vs. 305,152,451.
  • Dependent Packages trails the category average: 5,350 vs. 34,727.
  • Falls short on popularity score — 4.5 / 5 against a category average of 4.6 / 5.
  • Growing fast enough that current figures may shift quickly — verify before relying on them.

Common questions

Is ajv-formats free to use?

Yes — ajv-formats is free, with no paid tier required to get started.

Is ajv-formats good? What's its rating?

ajv-formats scores 4.5 out of 5 on our rating metric, versus a Validation Libraries category average of 4.6.

How many people use ajv-formats?

ajv-formats has roughly 199.4M users/stars tracked, compared to a category average of 305.2M.

When was ajv-formats founded?

ajv-formats was founded in 2020, making it 6 years old.

Is ajv-formats growing?

Yes — usage is up roughly 375% over the past 3 years.

Ready to see ajv-formats for yourself?

Opens the official site in a new tab.

Visit ajv-formats

More in Validation Libraries