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

4recommend
0warn against
Nov 7, 2025first mention
Aug 31, 2026latest mention
Nov 25 – Oct 26
Used forfile deduplication and integrityhash function in softwarehashing, replacing sha-1

Why people recommend it

“Blake3 is really a wonderfully fast cryptographic hash.”

“BLAKE3 would probably make a noticeable performance difference.”

Show 2 more

“Thanks for making BLAKE3! I use it in several pieces of software.”

Caveats and dissent

No one in these comments warned against it.

Who recommends it in their own words

From the makers not counted in the ranking

“BLAKE3 does reduce the round count relative to BLAKE2”

“This is a difference between BLAKE3 and most other hash functions.”

All comments 7

“Blake3 is really a wonderfully fast cryptographic hash.”

“hashed the entire 8-terabyte dataset using BLAKE3”

“Why Blake3 and not say XXH3 64/128 bits”

“BLAKE3 would probably make a noticeable performance difference.”

“Thanks for making BLAKE3! I use it in several pieces of software.”

Threads where it came up

Also written as blake3. Data: blake3.json. 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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