Packages npm tokenizers Package · npm
tokenizers npm · v0.23.2 · Apache-2.0
Provides an implementation of today's most used tokenizers, with a focus on performances and versatility.
Install npm install tokenizersCopy Adoption
Downloads (30 days) 229.8K Observed downloads / 30 days
Popularity Lower half on npm Derived 29th percentile within npm
Dependents Collecting history Collecting
Maintenance 0.75 Derived Release cadence and recency, 0 to 1
Releases per year 5.7 42 versions over its life Growth by period Derived by Crest of Tech from two observations of npm’s own figure, a period apart. Nothing is stored or estimated: without an observation near the period’s start, the period is still collecting.
7 days +5.2% · 7d Derived +11.3K downloads / 30 days, SEP 30 → OCT 7
30 days +171.7% · 30d Derived +145.2K downloads / 30 days, SEP 7 → OCT 7
90 days +150.6% · 90d Derived +138.1K downloads / 30 days, JUL 6 → OCT 7
1 year +2959.2% · 1y Derived +222.3K downloads / 30 days, NOV 10 → OCT 7 Adoption history Adoption historydownloads / 30 days · 76 observations
30d 90d 1y 2y 238.4K 55.2K JUL 13, 2026: 108,281 downloads / 30 days JUL 20, 2026: 109,609 downloads / 30 days JUL 26, 2026: 100,685 downloads / 30 days JUL 27, 2026: 101,691 downloads / 30 days JUL 28, 2026: 103,181 downloads / 30 days JUL 29, 2026: 100,643 downloads / 30 days JUL 30, 2026: 97,970 downloads / 30 days JUL 31, 2026: 95,144 downloads / 30 days AUG 1, 2026: 90,630 downloads / 30 days AUG 2, 2026: 87,305 downloads / 30 days AUG 3, 2026: 84,158 downloads / 30 days AUG 4, 2026: 83,909 downloads / 30 days AUG 5, 2026: 83,202 downloads / 30 days AUG 6, 2026: 79,250 downloads / 30 days AUG 7, 2026: 75,520 downloads / 30 days AUG 8, 2026: 71,446 downloads / 30 days AUG 9, 2026: 65,998 downloads / 30 days AUG 10, 2026: 65,372 downloads / 30 days AUG 11, 2026: 67,721 downloads / 30 days AUG 12, 2026: 66,026 downloads / 30 days AUG 13, 2026: 65,219 downloads / 30 days AUG 14, 2026: 60,172 downloads / 30 days AUG 15, 2026: 57,999 downloads / 30 days AUG 16, 2026: 57,247 downloads / 30 days AUG 17, 2026: 55,159 downloads / 30 days AUG 18, 2026: 56,592 downloads / 30 days AUG 19, 2026: 58,036 downloads / 30 days AUG 20, 2026: 61,279 downloads / 30 days AUG 21, 2026: 62,764 downloads / 30 days AUG 22, 2026: 62,278 downloads / 30 days AUG 23, 2026: 60,310 downloads / 30 days AUG 24, 2026: 61,682 downloads / 30 days AUG 25, 2026: 64,769 downloads / 30 days AUG 26, 2026: 65,479 downloads / 30 days AUG 27, 2026: 66,445 downloads / 30 days AUG 28, 2026: 67,762 downloads / 30 days AUG 29, 2026: 67,375 downloads / 30 days AUG 30, 2026: 67,842 downloads / 30 days AUG 31, 2026: 71,370 downloads / 30 days SEP 1, 2026: 78,311 downloads / 30 days SEP 2, 2026: 84,934 downloads / 30 days SEP 3, 2026: 83,644 downloads / 30 days SEP 4, 2026: 86,847 downloads / 30 days SEP 5, 2026: 85,086 downloads / 30 days SEP 6, 2026: 85,813 downloads / 30 days SEP 7, 2026: 84,559 downloads / 30 days SEP 8, 2026: 83,768 downloads / 30 days SEP 9, 2026: 86,063 downloads / 30 days SEP 10, 2026: 88,958 downloads / 30 days SEP 11, 2026: 92,732 downloads / 30 days SEP 12, 2026: 92,349 downloads / 30 days SEP 13, 2026: 94,899 downloads / 30 days SEP 14, 2026: 99,810 downloads / 30 days SEP 15, 2026: 97,167 downloads / 30 days SEP 16, 2026: 103,000 downloads / 30 days SEP 17, 2026: 111,737 downloads / 30 days SEP 18, 2026: 119,977 downloads / 30 days SEP 19, 2026: 119,555 downloads / 30 days SEP 20, 2026: 121,355 downloads / 30 days SEP 21, 2026: 132,121 downloads / 30 days SEP 22, 2026: 142,953 downloads / 30 days SEP 23, 2026: 153,222 downloads / 30 days SEP 24, 2026: 162,516 downloads / 30 days SEP 25, 2026: 174,720 downloads / 30 days SEP 26, 2026: 180,276 downloads / 30 days SEP 27, 2026: 183,393 downloads / 30 days SEP 28, 2026: 197,433 downloads / 30 days SEP 29, 2026: 211,468 downloads / 30 days SEP 30, 2026: 218,489 downloads / 30 days OCT 1, 2026: 225,050 downloads / 30 days OCT 2, 2026: 229,025 downloads / 30 days OCT 3, 2026: 233,425 downloads / 30 days OCT 4, 2026: 229,774 downloads / 30 days OCT 5, 2026: 238,433 downloads / 30 days OCT 6, 2026: 235,717 downloads / 30 days OCT 7, 2026: 229,774 downloads / 30 days JUL 13 AUG 25 OCT 7
Table of observations (76) Day downloads / 30 days Dependents OCT 7, 2026 229,774 Not observed OCT 6, 2026 235,717 Not observed OCT 5, 2026 238,433 Not observed OCT 4, 2026 229,774 Not observed OCT 3, 2026 233,425 Not observed OCT 2, 2026 229,025 Not observed OCT 1, 2026 225,050 Not observed SEP 30, 2026 218,489 Not observed SEP 29, 2026 211,468 Not observed SEP 28, 2026 197,433 Not observed SEP 27, 2026 183,393 Not observed SEP 26, 2026 180,276 Not observed SEP 25, 2026 174,720 Not observed SEP 24, 2026 162,516 Not observed SEP 23, 2026 153,222 Not observed SEP 22, 2026 142,953 Not observed SEP 21, 2026 132,121 Not observed SEP 20, 2026 121,355 Not observed SEP 19, 2026 119,555 Not observed SEP 18, 2026 119,977 Not observed SEP 17, 2026 111,737 Not observed SEP 16, 2026 103,000 Not observed SEP 15, 2026 97,167 Not observed SEP 14, 2026 99,810 Not observed SEP 13, 2026 94,899 Not observed SEP 12, 2026 92,349 Not observed SEP 11, 2026 92,732 Not observed SEP 10, 2026 88,958 Not observed SEP 9, 2026 86,063 Not observed SEP 8, 2026 83,768 Not observed SEP 7, 2026 84,559 Not observed SEP 6, 2026 85,813 Not observed SEP 5, 2026 85,086 Not observed SEP 4, 2026 86,847 Not observed SEP 3, 2026 83,644 Not observed SEP 2, 2026 84,934 Not observed SEP 1, 2026 78,311 Not observed AUG 31, 2026 71,370 Not observed AUG 30, 2026 67,842 Not observed AUG 29, 2026 67,375 Not observed AUG 28, 2026 67,762 Not observed AUG 27, 2026 66,445 Not observed AUG 26, 2026 65,479 Not observed AUG 25, 2026 64,769 Not observed AUG 24, 2026 61,682 Not observed AUG 23, 2026 60,310 Not observed AUG 22, 2026 62,278 Not observed AUG 21, 2026 62,764 Not observed AUG 20, 2026 61,279 Not observed AUG 19, 2026 58,036 Not observed AUG 18, 2026 56,592 Not observed AUG 17, 2026 55,159 Not observed AUG 16, 2026 57,247 Not observed AUG 15, 2026 57,999 Not observed AUG 14, 2026 60,172 Not observed AUG 13, 2026 65,219 Not observed AUG 12, 2026 66,026 Not observed AUG 11, 2026 67,721 Not observed AUG 10, 2026 65,372 Not observed AUG 9, 2026 65,998 Not observed AUG 8, 2026 71,446 Not observed AUG 7, 2026 75,520 Not observed AUG 6, 2026 79,250 Not observed AUG 5, 2026 83,202 Not observed AUG 4, 2026 83,909 Not observed AUG 3, 2026 84,158 Not observed AUG 2, 2026 87,305 Not observed AUG 1, 2026 90,630 Not observed JUL 31, 2026 95,144 Not observed JUL 30, 2026 97,970 Not observed JUL 29, 2026 100,643 Not observed JUL 28, 2026 103,181 Not observed JUL 27, 2026 101,691 Not observed JUL 26, 2026 100,685 Not observed JUL 20, 2026 109,609 Not observed JUL 13, 2026 108,281 Not observed
Facts from the registry
Latest version v0.23.2 42 versions
First published MAY 15, 2019
Last release SEP 3, 2026 51d ago
Licence Apache-2.0 Repository In the Crest catalog
💥 Fast State-of-the-Art Tokenizers optimized for Research and Production
Language Rust
Last push 24d ago
Last release 51d ago Dependencies latest version · v0.23.2 No dependencies are recorded for the latest version.
bitcannon SIMD Unicode atom classification + bitstream pre-tokenization: one classify pass into byte-exact token spans (cl100k, o200k, GPT-2/ByteLevel, DeepSeek, Whitespace, Bert, ...). crates.ioPublished from the same repository tk_convert The legacy `tokenizer.json` upgrade pass of the 🤗 Tokenizers library: a JSON→JSON
rewrite that turns a config written by any older version into the canonical form
`tk-serialize`'s reader accepts. crates.ioPublished from the same repository tk_encode Inference (encode/decode) half of the 🤗 Tokenizers library: model engines,
the full pipeline components, and the `Tokenizer` orchestration — without any
training code. crates.ioPublished from the same repository tk_serialize The reader for the canonical `tokenizer.json` format: a `hifijson` parse and a
builder that constructs `tk-encode`'s runtime pipeline directly, with no serde
anywhere. Legacy config shapes are `tk-convert`'s job, not this crate's. crates.ioPublished from the same repository tokenizers Fastest implementation of the most used tokenizers in AI. crates.ioPublished from the same repository tokenizers PyPIPublished from the same repository org.k2fsa.sherpa.onnx.runtime.osx-arm64 .NET native osx-arm64 wrapper for the sherpa-onnx project.
In general, you don't need to use this package directly.
Please use https://www.nuget.org/packages/org.k2fsa.sherpa.onnx instead NuGetSame primary category org.k2fsa.sherpa.onnx.runtime.linux-x64 .NET native linux-x64 wrapper for the sherpa-onnx project.
In general, you don't need to use this package directly.
Please use https://www.nuget.org/packages/org.k2fsa.sherpa.onnx instead NuGetSame primary category org.k2fsa.sherpa.onnx.runtime.linux-arm64 .NET native linux-arm64 wrapper for the sherpa-onnx project.
In general, you don't need to use this package directly.
Please use https://www.nuget.org/packages/org.k2fsa.sherpa.onnx instead NuGetSame primary category org.k2fsa.sherpa.onnx.runtime.android-x64 .NET native android-x64 wrapper for the sherpa-onnx project.
In general, you don't need to use this package directly.
Please use https://www.nuget.org/packages/org.k2fsa.sherpa.onnx instead NuGetSame primary category org.k2fsa.sherpa.onnx.runtime.android-arm64 .NET native android-arm64 wrapper for the sherpa-onnx project.
In general, you don't need to use this package directly.
Please use https://www.nuget.org/packages/org.k2fsa.sherpa.onnx instead NuGetSame primary category org.k2fsa.sherpa.onnx sherpa-onnx is an open-source real-time speech recognition toolkit developed
by the Next-gen Kaldi team. It supports streaming recognition on a variety of
platforms such as Android, iOS, Raspberry, Linux, Windows, macOS, etc.
It does not require Internet connection during recognition.
See the documentation https://k2-fsa.github.io/sherpa/onnx/index.html
for details. NuGetSame primary category