zstd and lz4 can be run in small memory footprints and without heap memory allocation and I bet zstd would beat DEFLATE in 32KB too (just not as much). It's no

zstd and lz4 can be run in small memory footprints and without heap memory allocation and I bet zstd would beat DEFLATE in 32KB too (just not as much). It's not as popular yet, yes, but for internal use, including using HTTP content encoding if both your server and client support it, it's great.