Fewer than 5 people recommend it so far, so there's no written verdict. Here is what commenters said.

2recommend
3warn against
Dec 19, 2025first mention
Sep 22, 2026latest mention
Nov 25 – Oct 26
Used forcompression-based text classificationcompressing .jsonl filescompressed config backupscompressing embedded lua sourcescompressing very large filescompression

Why people recommend it

“I settled on gzip, specifically deflate/inflate.”

“I use quite frequently gzip (executed after lrzip preprocessing) for some very large files”

Caveats and dissent

“Zstd is still a bit faster (but < ~2X) and also gets better compression ratios”

Often compared with

All comments 15

“you can classify a test file by topic with gzip as follows”

“I ended up using gzip because it's best supported by the software I use”

“if you use gzip, make sure to set the mtime to 0 when writing the file as this can throw off deduplication.”

“I settled on gzip, specifically deflate/inflate.”

“It's like calling gzip but instead of compression level you choose kolmogorov complexity level”

“I use quite frequently gzip (executed after lrzip preprocessing) for some very large files”

“which therefore is not Pareto optimal”

lz4 can still be the right choice when decompression speed matters. It's almost twice as fast at decompression with similar compression ratios to zstd's fast setting. https://github.com/facebook/zstd?tab=readme-ov-file#benchmarks

“outperform their traditional counterparts (e.g. gzip)”

“By comparison GZip can compress it to 321Mb”

“Zstd is still a bit faster (but < ~2X) and also gets better compression ratios”

Previously discussed in 2019, https://news.ycombinator.com/item?id=20352439 Someone shared a link to that site in a conversation earlier this year on HN. For a long time now, I've had a gzip bomb sitting on my server that I provide to people that make a certain categories of malicious calls, such as attempts to log in to wordpress, on a site not using wordpress. That post got me thinking about alternative types of bo

Threads where it came up

Quotes are verbatim; the verdict and theme labels are written by a model from these comments, and every clause links to its sources.

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