Web tools

Brotli Checker

Check whether a website is using the Brotli Compression algorithm or not.

Brotli br26% Smallervs GZIPContent-EncodingPerformanceNginx/ApacheCloudflare

What is Brotli?

Brotli is an open-source compression algorithm developed by Google. It compresses text files (HTML, CSS, JS) up to 26 % better than GZIP, reducing bandwidth and speeding up page loading.

Brotli vs GZIP

GZIP
Less efficient compression
Older algorithm (1990s)
Wide browser support
Brotli
Up to 26 % smaller than GZIP
Optimized for the modern web
Supported by all modern browsers

How to use this tool?

  • 1Enter the full site URL to test (with https://)
  • 2Click submit to check Brotli compression support
  • 3The result shows whether the server sends Brotli-compressed content

Enable Brotli on your server

  • Nginx: install the ngx_brotli module and add brotli on; to your server block config.
  • Apache: install mod_brotli and add BrotliCompressionQuality 6 to your .htaccess.
  • Cloudflare enables Brotli automatically for all sites behind its network, including the free plan.
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