https://github.com/RustCrypto/formats

Score: 32.617531890537805

Last synced: about 12 hours ago
JSON representation

Repository metadata:

Cryptography-related format encoders/decoders: DER, PEM, PKCS, PKIX

Host: GitHub
URL: https://github.com/RustCrypto/formats
Owner: RustCrypto
Created: 2021-09-13T16:40:25.000Z (almost 5 years ago)
Default Branch: master
Last Pushed: 2026-08-21T16:11:10.000Z (5 days ago)
Last Synced: 2026-08-22T07:47:38.903Z (5 days ago)
Language: Rust
Homepage:
Size: 9.94 MB
Stars: 332
Watchers: 11
Forks: 183
Open Issues: 64
Metadata Files:
- Readme: README.md
- Security: SECURITY.md

Owner metadata:

Name: Rust Crypto
Login: RustCrypto
Email:
Kind: organization
Description: Cryptographic algorithms written in pure Rust
Website:
Location:
Twitter: RustCryptoOrg
Company:
Icon url: https://avatars.githubusercontent.com/u/22351541?v=4
Repositories: 36
Last Synced at: 2026-08-26T01:22:12.203Z
Profile URL: https://github.com/RustCrypto

GitHub Events

Total

Commit comment event: 5
Create event: 263
Delete event: 256
Fork event: 37
Issue comment event: 555
Issues event: 141
Pull request event: 770
Pull request review comment event: 143
Pull request review event: 226
Push event: 463
Watch event: 53
Total: 2912

Last Year

Create event: 112
Delete event: 120
Fork event: 5
Issue comment event: 61
Issues event: 11
Pull request event: 209
Pull request review comment event: 19
Pull request review event: 28
Push event: 151
Watch event: 10
Total: 726

Committers metadata

Last synced: about 24 hours ago

Total Commits: 1,841
Total Committers: 107
Avg Commits per committer: 17.206
Development Distribution Score (DDS): 0.476

Commits in past year: 309
Committers in past year: 29
Avg Commits per committer in past year: 10.655
Development Distribution Score (DDS) in past year: 0.453

Name	Email	Commits
Tony Arcieri	b**e@g**m	964
dependabot[bot]	4****]	238
Arthur Gautier	b**o@s**t	215
dishmaker	1****r	82
Nathaniel McCallum	n**l@p**m	56
Franziskus Kiefer	f**r@g**m	34
Carl Wallace	c**l@r**m	26
Artyom Pavlov	n**v@g**m	22
Konrad Kohbrok	k**k@d**e	15
Dmitry Baryshkov	d**v@l**g	12
Bernd Krietenstein	B**n@r**m	11
Daniel James	d**s@g**m	9
Stephane Raux	s**x@a**m	7
Raminder Singh	r**k@y**n	5
William Woodruff	w**m@y**t	5
bstrie	8****e	5
daxpedda	d**a@g**m	5
turbocool3r	6****r	5
Robin Lambertz	u**d@r**a	3
Guillaume Dallenne	g**e@s**u	3
nemynm	1****m	3
enri1196	g**b@s**t	3
boxdot	d**@z**g	3
Simon	s****l	3
Paolo Capriotti	p**o@c**o	3
Edoardo Morandi	m**o@g**m	3
Dirk Stolle	s**v@w**e	3
Damian Poddebniak	p**k@m**g	3
Bogdan Opanchuk	b**n@o**t	3
kraemv	9****v	2
and 77 more...

Issue and Pull Request metadata

Last synced: about 23 hours ago

Total issues: 236
Total pull requests: 1,503
Average time to close issues: 5 months
Average time to close pull requests: 7 days
Total issue authors: 126
Total pull request authors: 94
Average comments per issue: 3.42
Average comments per pull request: 0.85
Merged pull request: 1,193
Bot issues: 0
Bot pull requests: 311

Past year issues: 31
Past year pull requests: 209
Past year average time to close issues: 19 days
Past year average time to close pull requests: 3 days
Past year issue authors: 23
Past year pull request authors: 28
Past year average comments per issue: 1.84
Past year average comments per pull request: 0.44
Past year merged pull request: 148
Past year bot issues: 0
Past year bot pull requests: 61

More stats: https://issues.ecosyste.ms/repositories/lookup?url=https://github.com/RustCrypto/formats

Top Issue Authors

dishmaker (28)
tarcieri (25)
str4d (11)
Firstyear (7)
lumag (6)
npmccallum (5)
turbocool3r (5)
jstayton (4)
dodomorandi (3)
baloo (3)
balderk (3)
RickyDaMa (3)
zkonge (3)
nemynm (3)
kornelski (2)

Top Pull Request Authors

tarcieri (461)
baloo (316)
dependabot[bot] (311)
dishmaker (166)
franziskuskiefer (19)
kkohbrok (14)
bkstein (12)
carl-wallace (10)
newpavlov (9)
dwhjames (8)
lumag (7)
boxdot (6)
turbocool3r (6)
imor (5)
nemynm (5)

Top Issue Labels

good first issue (1)
breaking (1)

Top Pull Request Labels

dependencies (311)
rust (274)
github_actions (37)
breaking (5)

Package metadata

Total packages: 38
Total downloads:
- cargo: 3,139,337,660 total
Total docker downloads: 316,320,317
Total dependent packages: 671 (may contain duplicates)
Total dependent repositories: 33,102 (may contain duplicates)
Total versions: 525
Total maintainers: 4

ubuntu-24.10: rust-pkcs8

Homepage: https://github.com/rustcrypto/formats
Licenses:
Latest release: 0.10.2+ds-11 (published 6 months ago)
Last Synced: 2026-03-13T17:14:59.885Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 0.408%
- Forks count: 0.575%
- Stargazers count: 1.056%

crates.io: base64ct

Pure Rust implementation of Base64 (RFC 4648) which avoids any usages of data-dependent branches/LUTs and thereby provides portable "best effort" constant-time operation and embedded-friendly no_std support

Homepage: https://github.com/RustCrypto/formats/tree/master/base64ct
Documentation: https://docs.rs/base64ct/
Licenses: Apache-2.0 OR MIT
Latest release: 1.8.3 (published 8 months ago)
Last Synced: 2026-08-25T10:13:24.444Z (1 day ago)
Versions: 31
Dependent Packages: 125
Dependent Repositories: 5,941
Downloads: 371,436,159 Total
Docker Downloads: 26,972,599
Rankings:
- Downloads: 0.27%
- Dependent repos count: 0.434%
- Dependent packages count: 0.604%
- Docker downloads count: 0.707%
- Average: 3.182%
- Forks count: 6.396%
- Stargazers count: 10.68%
Maintainers (1)
- tarcieri

crates.io: pkcs8

Pure Rust implementation of Public-Key Cryptography Standards (PKCS) #8: Private-Key Information Syntax Specification (RFC 5208), with additional support for PKCS#8v2 asymmetric key packages (RFC 5958)

Homepage: https://github.com/RustCrypto/formats/tree/master/pkcs8
Documentation: https://docs.rs/pkcs8/
Licenses: Apache-2.0 OR MIT
Latest release: 0.11.0 (published 4 months ago)
Last Synced: 2026-08-25T10:15:02.580Z (1 day ago)
Versions: 51
Dependent Packages: 82
Dependent Repositories: 4,263
Downloads: 378,341,161 Total
Docker Downloads: 26,037,096
Rankings:
- Downloads: 0.289%
- Dependent repos count: 0.556%
- Docker downloads count: 0.708%
- Dependent packages count: 0.742%
- Average: 3.229%
- Forks count: 6.396%
- Stargazers count: 10.68%
Maintainers (2)
- tarcieri
- newpavlov

crates.io: der

Pure Rust embedded-friendly implementation of the Distinguished Encoding Rules (DER) for Abstract Syntax Notation One (ASN.1) as described in ITU X.690 with full support for heapless `no_std`/`no_alloc` targets

Homepage: https://github.com/RustCrypto/formats/tree/master/der
Documentation: https://docs.rs/der/
Licenses: Apache-2.0 OR MIT
Latest release: 0.8.1 (published about 2 months ago)
Last Synced: 2026-08-25T10:17:12.222Z (1 day ago)
Versions: 64
Dependent Packages: 83
Dependent Repositories: 4,542
Downloads: 425,757,046 Total
Docker Downloads: 26,037,574
Rankings:
- Downloads: 0.258%
- Dependent repos count: 0.528%
- Docker downloads count: 0.708%
- Dependent packages count: 0.812%
- Average: 3.23%
- Forks count: 6.396%
- Stargazers count: 10.68%
Maintainers (1)
- tarcieri

crates.io: base16ct

Pure Rust implementation of Base16 a.k.a hexadecimal (RFC 4648) which avoids any usages of data-dependent branches/LUTs and thereby provides portable "best effort" constant-time operation and embedded-friendly no_std support

Homepage: https://github.com/RustCrypto/formats/tree/master/base16ct
Documentation: https://docs.rs/base16ct/
Licenses: Apache-2.0 OR MIT
Latest release: 1.0.0 (published 8 months ago)
Last Synced: 2026-08-25T10:17:15.849Z (1 day ago)
Versions: 6
Dependent Packages: 61
Dependent Repositories: 2,882
Downloads: 216,219,687 Total
Docker Downloads: 25,934,679
Rankings:
- Downloads: 0.42%
- Dependent repos count: 0.711%
- Docker downloads count: 0.74%
- Dependent packages count: 0.999%
- Average: 3.324%
- Forks count: 6.396%
- Stargazers count: 10.68%
Maintainers (2)
- tarcieri
- newpavlov

crates.io: spki

X.509 Subject Public Key Info (RFC5280) describing public keys as well as their associated AlgorithmIdentifiers (i.e. OIDs)

Homepage: https://github.com/RustCrypto/formats/tree/master/spki
Documentation: https://docs.rs/spki/
Licenses: Apache-2.0 OR MIT
Latest release: 0.8.0 (published 5 months ago)
Last Synced: 2026-08-25T10:11:19.845Z (1 day ago)
Versions: 28
Dependent Packages: 44
Dependent Repositories: 4,275
Downloads: 392,612,128 Total
Docker Downloads: 26,037,172
Rankings:
- Downloads: 0.281%
- Dependent repos count: 0.554%
- Docker downloads count: 0.708%
- Dependent packages count: 1.382%
- Average: 3.334%
- Forks count: 6.396%
- Stargazers count: 10.68%
Maintainers (1)
- tarcieri

crates.io: const-oid

Const-friendly implementation of the ISO/IEC Object Identifier (OID) standard as defined in ITU X.660, with support for BER/DER encoding/decoding as well as heapless no_std (i.e. embedded) support

Homepage: https://github.com/RustCrypto/formats/tree/master/const-oid
Documentation: https://docs.rs/const-oid/
Licenses: Apache-2.0 OR MIT
Latest release: 0.10.2 (published 8 months ago)
Last Synced: 2026-08-26T01:12:43.206Z (about 22 hours ago)
Versions: 40
Dependent Packages: 38
Dependent Repositories: 4,523
Downloads: 415,641,100 Total
Docker Downloads: 26,037,574
Rankings:
- Downloads: 0.282%
- Dependent repos count: 0.531%
- Docker downloads count: 0.708%
- Dependent packages count: 1.51%
- Average: 3.351%
- Forks count: 6.396%
- Stargazers count: 10.68%
Maintainers (1)
- tarcieri

crates.io: sec1

Pure Rust implementation of SEC1: Elliptic Curve Cryptography encoding formats including ASN.1 DER encoded private keys as well as the Elliptic-Curve-Point-to-Octet-String encoding

Homepage: https://github.com/RustCrypto/formats/tree/master/sec1
Documentation: https://docs.rs/sec1/
Licenses: Apache-2.0 OR MIT
Latest release: 0.8.1 (published 5 months ago)
Last Synced: 2026-08-25T10:17:25.243Z (1 day ago)
Versions: 30
Dependent Packages: 45
Dependent Repositories: 2,827
Downloads: 206,834,480 Total
Docker Downloads: 25,934,679
Rankings:
- Downloads: 0.419%
- Dependent repos count: 0.718%
- Docker downloads count: 0.74%
- Dependent packages count: 1.382%
- Average: 3.389%
- Forks count: 6.396%
- Stargazers count: 10.68%
Maintainers (1)
- tarcieri

crates.io: pem-rfc7468

PEM Encoding (RFC 7468) for PKIX, PKCS, and CMS Structures, implementing a strict subset of the original Privacy-Enhanced Mail encoding intended specifically for use with cryptographic keys, certificates, and other messages. Provides a no_std-friendly, constant-time implementation suitable for use with cryptographic private keys.

Homepage: https://github.com/RustCrypto/formats/tree/master/pem-rfc7468
Documentation: https://docs.rs/pem-rfc7468/
Licenses: Apache-2.0 OR MIT
Latest release: 1.0.0 (published 10 months ago)
Last Synced: 2026-08-25T10:16:34.919Z (1 day ago)
Versions: 23
Dependent Packages: 31
Dependent Repositories: 2,092
Downloads: 296,617,021 Total
Docker Downloads: 26,014,604
Rankings:
- Downloads: 0.371%
- Docker downloads count: 0.714%
- Dependent repos count: 0.867%
- Dependent packages count: 1.473%
- Average: 3.417%
- Forks count: 6.396%
- Stargazers count: 10.68%
Maintainers (1)
- tarcieri

crates.io: pkcs1

Pure Rust implementation of Public-Key Cryptography Standards (PKCS) #1: RSA Cryptography Specifications Version 2.2 (RFC 8017)

Homepage: https://github.com/RustCrypto/formats/tree/master/pkcs1
Documentation: https://docs.rs/pkcs1/
Licenses: Apache-2.0 OR MIT
Latest release: 0.7.5 (published over 3 years ago)
Last Synced: 2026-08-25T10:18:00.721Z (1 day ago)
Versions: 27
Dependent Packages: 16
Dependent Repositories: 1,390
Downloads: 197,768,682 Total
Docker Downloads: 23,384,244
Rankings:
- Downloads: 0.476%
- Dependent repos count: 1.063%
- Docker downloads count: 1.636%
- Dependent packages count: 3.09%
- Average: 3.89%
- Forks count: 6.396%
- Stargazers count: 10.68%
Maintainers (2)
- tarcieri
- newpavlov

proxy.golang.org: github.com/RustCrypto/formats

Homepage:
Status: removed
Documentation: https://pkg.go.dev/github.com/RustCrypto/formats#section-documentation
Licenses:
Latest release: v0.0.0-20260810221758-5ac6b87ce8aa (published 16 days ago)
Last Synced: 2026-08-25T03:45:47.761Z (2 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent packages count: 4.494%
- Average: 4.645%
- Dependent repos count: 4.796%

proxy.golang.org: github.com/rustcrypto/formats

Homepage:
Status: removed
Documentation: https://pkg.go.dev/github.com/rustcrypto/formats#section-documentation
Licenses:
Latest release: v0.0.0-20260810221758-5ac6b87ce8aa (published 16 days ago)
Last Synced: 2026-08-26T02:51:03.837Z (about 20 hours ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent packages count: 4.494%
- Average: 4.645%
- Dependent repos count: 4.796%

crates.io: tai64

TAI64 and TAI64N (i.e. Temps Atomique International) timestamp support for Rust

Homepage: https://github.com/RustCrypto/formats/tree/master/tai64
Documentation: https://docs.rs/tai64/
Licenses: Apache-2.0 OR MIT
Latest release: 4.1.0 (published almost 2 years ago)
Last Synced: 2026-08-25T10:19:16.221Z (1 day ago)
Versions: 12
Dependent Packages: 25
Dependent Repositories: 65
Downloads: 1,119,824 Total
Rankings:
- Dependent packages count: 1.631%
- Dependent repos count: 3.791%
- Downloads: 4.171%
- Average: 5.615%
- Forks count: 7.062%
- Stargazers count: 11.418%
Maintainers (1)
- tarcieri

crates.io: pkcs7

DEPRECATED: use the `cms` crate instead

Homepage:
Documentation: https://docs.rs/pkcs7/
Licenses: Apache-2.0 OR MIT
Latest release: 0.4.1 (published over 3 years ago)
Last Synced: 2026-08-25T10:13:46.420Z (1 day ago)
Versions: 8
Dependent Packages: 5
Dependent Repositories: 155
Downloads: 3,722,515 Total
Docker Downloads: 23,282,367
Rankings:
- Dependent repos count: 2.78%
- Docker downloads count: 2.928%
- Downloads: 5.135%
- Average: 5.958%
- Dependent packages count: 6.427%
- Forks count: 7.062%
- Stargazers count: 11.418%
Maintainers (1)
- tarcieri

crates.io: x509-cert

Pure Rust implementation of the X.509 Public Key Infrastructure Certificate format as described in RFC 5280

Homepage: https://github.com/RustCrypto/formats/tree/master/x509-cert
Documentation: https://docs.rs/x509-cert/
Licenses: Apache-2.0 OR MIT
Latest release: 0.3.0 (published about 2 months ago)
Last Synced: 2026-08-25T10:14:13.451Z (1 day ago)
Versions: 21
Dependent Packages: 51
Dependent Repositories: 18
Downloads: 34,351,634 Total
Docker Downloads: 18,696,161
Rankings:
- Dependent packages count: 2.149%
- Downloads: 3.574%
- Average: 6.137%
- Dependent repos count: 6.482%
- Forks count: 7.062%
- Stargazers count: 11.418%
Maintainers (1)
- tarcieri

crates.io: serdect

Constant-time serde serializer/deserializer helpers for data that potentially contains secrets (e.g. cryptographic keys)

Homepage: https://github.com/RustCrypto/formats/tree/master/serdect
Documentation: https://docs.rs/serdect/
Licenses: Apache-2.0 OR MIT
Latest release: 0.4.3 (published 4 months ago)
Last Synced: 2026-08-25T10:14:41.843Z (1 day ago)
Versions: 9
Dependent Packages: 22
Dependent Repositories: 27
Downloads: 41,987,135 Total
Rankings:
- Dependent packages count: 2.799%
- Downloads: 4.583%
- Dependent repos count: 5.421%
- Average: 6.257%
- Forks count: 7.062%
- Stargazers count: 11.418%
Maintainers (1)
- tarcieri

crates.io: pkcs5

Pure Rust implementation of Public-Key Cryptography Standards (PKCS) #5: Password-Based Cryptography Specification Version 2.1 (RFC 8018)

Homepage: https://github.com/RustCrypto/formats/tree/master/pkcs5
Documentation: https://docs.rs/pkcs5/
Licenses: Apache-2.0 OR MIT
Latest release: 0.8.1 (published about 2 months ago)
Last Synced: 2026-08-25T10:16:34.546Z (1 day ago)
Versions: 31
Dependent Packages: 6
Dependent Repositories: 30
Downloads: 40,989,164 Total
Docker Downloads: 18,669,193
Rankings:
- Downloads: 2.036%
- Dependent repos count: 5.204%
- Average: 6.733%
- Forks count: 7.062%
- Dependent packages count: 7.947%
- Stargazers count: 11.418%
Maintainers (2)
- tarcieri
- newpavlov

crates.io: der_derive

Custom derive support for the `der` crate's `Choice` and `Sequence` traits

Homepage: https://github.com/RustCrypto/formats/tree/master/der_derive
Documentation: https://docs.rs/der_derive/
Licenses: Apache-2.0 OR MIT
Latest release: 0.8.0 (published 7 months ago)
Last Synced: 2026-08-25T10:16:00.896Z (1 day ago)
Versions: 30
Dependent Packages: 1
Dependent Repositories: 42
Downloads: 38,843,676 Total
Docker Downloads: 23,282,375
Rankings:
- Docker downloads count: 2.928%
- Downloads: 3.052%
- Dependent repos count: 4.473%
- Forks count: 7.062%
- Average: 7.438%
- Stargazers count: 11.418%
- Dependent packages count: 15.692%
Maintainers (1)
- tarcieri

crates.io: tls_codec

A pure Rust implementation of the TLS (de)serialization

Homepage: https://github.com/RustCrypto/formats/tree/master/tls_codec
Documentation: https://docs.rs/tls_codec/
Licenses: Apache-2.0 OR MIT
Latest release: 0.5.0 (published about 1 month ago)
Last Synced: 2026-08-25T10:11:47.287Z (1 day ago)
Versions: 27
Dependent Packages: 10
Dependent Repositories: 10
Downloads: 26,141,605 Total
Rankings:
- Dependent packages count: 5.385%
- Downloads: 6.012%
- Forks count: 7.062%
- Average: 7.596%
- Dependent repos count: 8.104%
- Stargazers count: 11.418%
Maintainers (1)
- franziskuskiefer

crates.io: tls_codec_derive

Derive macros for the tls_codec trait

Homepage: https://github.com/RustCrypto/formats/tree/master/tls_codec/derive
Documentation: https://docs.rs/tls_codec_derive/
Licenses: Apache-2.0 OR MIT
Latest release: 0.5.0 (published about 1 month ago)
Last Synced: 2026-08-25T10:11:56.807Z (1 day ago)
Versions: 23
Dependent Packages: 2
Dependent Repositories: 12
Downloads: 26,047,529 Total
Rankings:
- Downloads: 6.007%
- Forks count: 7.062%
- Dependent repos count: 7.625%
- Average: 9.561%
- Stargazers count: 11.418%
- Dependent packages count: 15.692%
Maintainers (1)
- franziskuskiefer

crates.io: base32ct

Pure Rust implementation of Base32 (RFC 4648) which avoids any usages of data-dependent branches/LUTs and thereby provides portable "best effort" constant-time operation and embedded-friendly no_std support

Homepage: https://github.com/RustCrypto/formats/tree/master/base32ct
Documentation: https://docs.rs/base32ct/
Licenses: Apache-2.0 OR MIT
Latest release: 0.3.1 (published 6 months ago)
Last Synced: 2026-08-25T10:15:37.795Z (1 day ago)
Versions: 7
Dependent Packages: 5
Dependent Repositories: 2
Downloads: 104,910 Total
Rankings:
- Forks count: 7.062%
- Dependent packages count: 10.596%
- Stargazers count: 11.418%
- Average: 11.686%
- Dependent repos count: 13.741%
- Downloads: 15.614%
Maintainers (1)
- tarcieri

crates.io: cms

Pure Rust implementation of the Cryptographic Message Syntax (CMS) as described in RFC 5652 and RFC 3274.

Homepage: https://github.com/RustCrypto/formats/tree/master/cms
Documentation: https://docs.rs/cms/
Licenses: Apache-2.0 OR MIT
Latest release: 0.2.3 (published over 2 years ago)
Last Synced: 2026-08-25T10:11:58.022Z (1 day ago)
Versions: 9
Dependent Packages: 13
Dependent Repositories: 2
Downloads: 10,804,879 Total
Rankings:
- Forks count: 7.062%
- Stargazers count: 11.418%
- Average: 13.317%
- Dependent repos count: 13.741%
- Dependent packages count: 15.692%
- Downloads: 18.67%
Maintainers (1)
- tarcieri

crates.io: crmf

Pure Rust implementation of the Certificate Request Message Format (CRMF) as described in RFC 4211

Homepage: https://github.com/RustCrypto/formats/tree/master/crmf
Documentation: https://docs.rs/crmf/
Licenses: Apache-2.0 OR MIT
Latest release: 0.2.0 (published about 3 years ago)
Last Synced: 2026-08-25T10:18:28.775Z (1 day ago)
Versions: 4
Dependent Packages: 1
Dependent Repositories: 2
Downloads: 992,555 Total
Rankings:
- Forks count: 7.102%
- Stargazers count: 11.418%
- Dependent repos count: 13.741%
- Average: 23.82%
- Dependent packages count: 31.244%
- Downloads: 55.593%
Maintainers (1)
- tarcieri

crates.io: cmpv2

Pure Rust implementation of the Certificate Management Protocol (CMP) as described in RFC 4210

Homepage: https://github.com/RustCrypto/formats/tree/master/cmpv2
Documentation: https://docs.rs/cmpv2/
Licenses: Apache-2.0 OR MIT
Latest release: 0.2.0 (published about 3 years ago)
Last Synced: 2026-08-25T10:19:10.745Z (1 day ago)
Versions: 4
Dependent Packages: 1
Dependent Repositories: 1
Downloads: 988,221 Total
Rankings:
- Forks count: 7.102%
- Stargazers count: 11.418%
- Dependent repos count: 17.131%
- Average: 25.612%
- Dependent packages count: 31.244%
- Downloads: 61.162%
Maintainers (1)
- tarcieri

crates.io: pkcs12

Pure Rust implementation of Public-Key Cryptography Standards (PKCS) #12: Personal Information Exchange Syntax v1.1 (RFC7292)

Homepage: https://github.com/RustCrypto/formats/tree/master/pkcs12
Documentation: https://docs.rs/pkcs12/
Licenses: Apache-2.0 OR MIT
Latest release: 0.1.0 (published over 2 years ago)
Last Synced: 2026-08-25T10:19:20.011Z (1 day ago)
Versions: 3
Dependent Packages: 2
Dependent Repositories: 0
Downloads: 7,834,346 Total
Rankings:
- Forks count: 5.41%
- Stargazers count: 7.877%
- Dependent repos count: 29.318%
- Average: 29.645%
- Dependent packages count: 33.812%
- Downloads: 71.809%
Maintainers (2)
- tarcieri
- newpavlov

crates.io: pkcs10

DEPRECATED: use the `x509-cert` crate instead

Homepage:
Documentation: https://docs.rs/pkcs10/
Licenses: Apache-2.0 OR MIT
Latest release: (published 1 day ago)
Last Synced: 2026-08-25T10:18:29.191Z (1 day ago)
Versions: 3
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 3,800 Total
Rankings:
- Forks count: 5.41%
- Stargazers count: 7.866%
- Dependent repos count: 29.318%
- Average: 29.864%
- Dependent packages count: 33.812%
- Downloads: 72.912%
Maintainers (2)
- tarcieri
- newpavlov

crates.io: x509-ocsp

Pure Rust implementation of the X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSP formats as described in RFC 6960

Homepage:
Documentation: https://docs.rs/x509-ocsp/
Licenses: Apache-2.0 OR MIT
Latest release: 0.2.1 (published over 2 years ago)
Last Synced: 2026-08-25T10:13:24.802Z (1 day ago)
Versions: 4
Dependent Packages: 1
Dependent Repositories: 0
Downloads: 820,931 Total
Rankings:
- Forks count: 7.492%
- Stargazers count: 12.024%
- Dependent repos count: 29.318%
- Average: 30.576%
- Dependent packages count: 33.812%
- Downloads: 70.231%
Maintainers (1)
- tarcieri

crates.io: x501

Pure Rust implementation of some of the types defined in X.501

Homepage:
Documentation: https://docs.rs/x501/
Licenses: Apache-2.0 OR MIT
Latest release: (published 1 day ago)
Last Synced: 2026-08-25T10:17:31.792Z (1 day ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 2,667 Total
Rankings:
- Forks count: 7.492%
- Stargazers count: 12.024%
- Dependent repos count: 29.318%
- Average: 31.523%
- Dependent packages count: 33.812%
- Downloads: 74.97%
Maintainers (1)
- tarcieri

crates.io: phc

Pure Rust implementation of the Password Hashing Competition (PHC) string format which is used for storing password hashes

Homepage:
Documentation: https://docs.rs/phc/
Licenses: Apache-2.0 OR MIT
Latest release: 0.6.1 (published 6 months ago)
Last Synced: 2026-08-25T10:13:11.471Z (1 day ago)
Versions: 7
Dependent Packages: 1
Dependent Repositories: 1
Downloads: 2,269,522 Total
Rankings:
- Dependent repos count: 16.82%
- Dependent packages count: 18.178%
- Downloads: 30.586%
- Average: 32.451%
- Forks count: 40.677%
- Stargazers count: 55.991%
Maintainers (1)
- newpavlov

crates.io: gss-api

Pure Rust implementation for Generic Security Service Application Program Interface (GSS-API)

Homepage:
Documentation: https://docs.rs/gss-api/
Licenses: Apache-2.0 OR MIT
Latest release: 0.1.0 (published over 3 years ago)
Last Synced: 2026-08-26T01:12:30.882Z (about 22 hours ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 3,776 Total
Rankings:
- Forks count: 7.147%
- Stargazers count: 11.549%
- Dependent repos count: 30.358%
- Dependent packages count: 31.715%
- Average: 34.079%
- Downloads: 89.628%
Maintainers (1)
- tarcieri

crates.io: x509-tsp

Pure Rust implementation of the Timestamping Protocol as described in RFC 3161.

Homepage:
Documentation: https://docs.rs/x509-tsp/
Licenses: Apache-2.0 OR MIT
Latest release: 0.1.0 (published about 3 years ago)
Last Synced: 2026-08-25T10:12:46.804Z (1 day ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 980,760 Total
Rankings:
- Forks count: 7.157%
- Stargazers count: 11.646%
- Dependent repos count: 28.151%
- Dependent packages count: 32.721%
- Average: 35.72%
- Downloads: 98.924%
Maintainers (1)
- tarcieri

crates.io: mcf

Pure Rust implementation of the Modular Crypt Format (MCF) which is used to store password hashes in the form `${id}$...`

Homepage:
Documentation: https://docs.rs/mcf/
Licenses: Apache-2.0 OR MIT
Latest release: 0.6.0 (published 6 months ago)
Last Synced: 2026-08-25T10:11:33.313Z (1 day ago)
Versions: 9
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 99,430 Total
Rankings:
- Dependent repos count: 21.452%
- Dependent packages count: 28.408%
- Average: 48.231%
- Downloads: 94.832%
Maintainers (1)
- tarcieri

crates.io: tsa

Placeholder for TimeStamp Authority crate

Homepage:
Documentation: https://docs.rs/tsa/
Licenses: Apache-2.0 OR MIT
Latest release: (published 1 day ago)
Last Synced: 2026-08-25T10:19:12.279Z (1 day ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 1,317 Total
Rankings:
- Dependent repos count: 30.434%
- Dependent packages count: 35.81%
- Average: 54.333%
- Downloads: 96.756%
Maintainers (1)
- baloo

debian-13: rust-const-oid

Homepage: https://github.com/RustCrypto/formats/tree/master/const-oid
Documentation: https://packages.debian.org/trixie/rust-const-oid
Licenses:
Latest release: 0.9.6-1 (published 7 months ago)
Last Synced: 2026-03-14T19:16:51.842Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

debian-13: rust-spki

Homepage: https://github.com/RustCrypto/formats/tree/master/spki
Documentation: https://packages.debian.org/trixie/rust-spki
Licenses:
Latest release: 0.7.3-1 (published 7 months ago)
Last Synced: 2026-03-12T20:03:37.555Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

ubuntu-24.04: rust-pkcs8

Homepage: https://github.com/rustcrypto/formats
Licenses:
Latest release: 0.10.2+ds-8 (published 7 months ago)
Last Synced: 2026-03-06T18:23:19.615Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

ubuntu-23.10: rust-pkcs8

Homepage: https://github.com/rustcrypto/formats
Licenses:
Latest release: 0.10.2+ds-7 (published 6 months ago)
Last Synced: 2026-03-14T04:15:24.296Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

debian-13: rust-pkcs8

Homepage: https://github.com/rustcrypto/formats
Documentation: https://packages.debian.org/trixie/rust-pkcs8
Licenses:
Latest release: 0.10.2+ds-12 (published 7 months ago)
Last Synced: 2026-03-12T14:10:08.010Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

Dependencies

.github/workflows/publish.yml actions

actions/checkout v6 composite
rust-lang/crates-io-auth-action v1 composite

tls_codec/Cargo.toml cargo

criterion 0.4 development
regex 1.7 development
arbitrary 1
serde 1.0.144
tls_codec_derive =0.2.0
zeroize 1

.github/workflows/base16ct.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/base32ct.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/base64ct.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/const-oid.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/crmf.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/der.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/pem-rfc7468.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/pkcs1.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/pkcs5.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/pkcs8.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/sec1.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/security-audit.yml actions

actions-rs/audit-check v1 composite
actions-rs/toolchain v1 composite
actions/cache v3 composite
actions/checkout v3 composite

.github/workflows/serdect.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/spki.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/tai64.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/tls_codec.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/workspace.yml actions

actions-rs/cargo v1 composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

.github/workflows/x509-cert.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions-rs/toolchain v1 composite
actions/checkout v3 composite

Cargo.lock cargo

149 dependencies

cmpv2/Cargo.toml cargo

const-oid 0.10.0-pre development
hex-literal 0.3 development
crmf 0.0
der 0.7.0-pre
flagset 0.4.3
spki 0.7.0-pre
x509-cert 0.2.0-pre

cms/Cargo.toml cargo

hex-literal 0.3 development
pkcs5 0.6.0-pre development
rstest 0.12 development
const-oid 0.10.0-pre
der 0.7.0-pre
spki 0.7.0-pre
x509-cert 0.2.0-pre

const-oid/Cargo.toml cargo

hex-literal 0.3 development
arbitrary 1.2.3

const-oid/oiddbgen/Cargo.lock cargo

aho-corasick 0.7.18
convert_case 0.5.0
memchr 2.4.1
proc-macro2 1.0.36
quote 1.0.15
regex 1.5.5
regex-syntax 0.6.25
syn 1.0.86
unicode-xid 0.2.2

crmf/Cargo.toml cargo

const-oid 0.10.0-pre development
cms 0.0.0
der =0.7.0-pre
spki =0.7.0-pre
x509-cert =0.2.0-pre

der/Cargo.toml cargo

hex-literal 0.3.3 development
proptest 1 development
arbitrary 1.2.3
const-oid =0.10.0-pre
der_derive =0.7.0-pre
flagset 0.4.3
pem-rfc7468 =0.7.0-pre
time 0.3.4
zeroize 1.5

pkcs1/Cargo.toml cargo

const-oid 0.10.0-pre development
hex-literal 0.3 development
tempfile 3 development
der =0.7.0-pre
pkcs8 =0.10.0-pre
spki =0.7.0-pre
zeroize 1

pkcs5/Cargo.toml cargo

hex-literal 0.3 development
aes 0.8.2
cbc 0.1.2
der =0.7.0-pre
des 0.8.1
hmac 0.12.1
pbkdf2 0.11
scrypt 0.10
sha1 0.10.1
sha2 0.10.2
spki =0.7.0-pre

pkcs8/Cargo.toml cargo

hex-literal 0.3 development
tempfile 3 development
der =0.7.0-pre
pkcs5 =0.6.0-pre
rand_core 0.6
spki =0.7.0-pre
subtle 2

sec1/Cargo.toml cargo

hex-literal 0.3 development
tempfile 3 development
base16ct =0.2.0-pre
der =0.7.0-pre
generic-array 0.14.6
pkcs8 =0.10.0-pre
serdect =0.2.0-pre
subtle 2
zeroize 1

serdect/Cargo.toml cargo

bincode 1 development
ciborium 0.2 development
hex-literal 0.3 development
proptest 1 development
serde 1.0.119 development
serde-json-core 0.5 development
serde_json 1 development
toml 0.7 development
base16ct =0.2.0-pre
serde 1.0.96
zeroize 1

spki/Cargo.toml cargo

hex-literal 0.3 development
tempfile 3 development
arbitrary 1.2.3
base64ct 1
der =0.7.0-pre
sha2 0.10

tls_codec/derive/Cargo.toml cargo

trybuild 1 development
proc-macro2 1.0
quote 1.0
syn 1.0.3

tls_codec/fuzz/Cargo.lock cargo

arbitrary 1.2.0
cc 1.0.78
derive_arbitrary 1.2.1
jobserver 0.1.25
libc 0.2.138
libfuzzer-sys 0.4.5
once_cell 1.16.0
proc-macro2 1.0.49
quote 1.0.23
syn 1.0.107
unicode-ident 1.0.6
zeroize 1.5.7

x509-cert/Cargo.toml cargo

hex-literal 0.3 development
rstest 0.16 development
arbitrary 1.2.3
const-oid =0.10.0-pre
der =0.7.0-pre
flagset 0.4.3
spki =0.7.0-pre

x509-ocsp/Cargo.toml cargo

hex-literal 0.3 development
const-oid =0.10.0-pre
der =0.7.0-pre
spki =0.7.0-pre
x509-cert =0.2.0-pre

.github/workflows/cmpv2.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions/checkout v4 composite
dtolnay/rust-toolchain master composite

.github/workflows/cms.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions/checkout v4 composite
dtolnay/rust-toolchain master composite

.github/workflows/gss-api.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions/checkout v4 composite
dtolnay/rust-toolchain master composite

.github/workflows/pkcs12.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions/checkout v4 composite
dtolnay/rust-toolchain master composite

.github/workflows/x509-ocsp.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions/checkout v4 composite
dtolnay/rust-toolchain master composite

.github/workflows/x509-tsp.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions/checkout v4 composite
dtolnay/rust-toolchain master composite

Cargo.toml cargo

base16ct/Cargo.toml cargo

base32ct/Cargo.toml cargo

base64ct/Cargo.toml cargo

const-oid/oiddbgen/Cargo.toml cargo

gss-api/Cargo.toml cargo

der 0.7 development
hex-literal 0.4 development
x509-cert 0.2 development
der 0.7
spki 0.7
x509-cert 0.2

pem-rfc7468/Cargo.toml cargo

pkcs12/Cargo.toml cargo

hex-literal 0.3.3 development
pkcs5 0.7.1 development
pkcs8 0.10.2 development
sha2 0.10.7 development
subtle-encoding 0.5.1 development
whirlpool 0.10.4 development
cms 0.2.1
const-oid 0.9
der 0.7.8
digest 0.10.7
spki 0.7
x509-cert 0.2.3
zeroize 1.6.0

tai64/Cargo.toml cargo

tls_codec/fuzz/Cargo.toml cargo

x509-cert/fuzz/Cargo.toml cargo

x509-cert/test-support/Cargo.toml cargo

x509-tsp/Cargo.toml cargo

hex-literal 0.4.1 development
cmpv2 0.2
cms 0.2.1
der 0.7.6
x509-cert 0.2.4

.github/workflows/tai64_update_leap_seconds.yml actions

actions/checkout v6 composite
peter-evans/create-pull-request v8 composite

der_derive/Cargo.toml cargo

mcf/Cargo.toml cargo

hex-literal 1 development
base64ct 1.7

.github/workflows/mcf.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions/checkout v6 composite
dtolnay/rust-toolchain master composite

.github/workflows/phc.yml actions

RustCrypto/actions/cargo-hack-install master composite
actions/checkout v6 composite
dtolnay/rust-toolchain master composite

x509-cert/test-support/Cargo.lock cargo

bitflags 2.8.0
cfg-if 1.0.0
errno 0.3.10
fastrand 2.3.0
getrandom 0.3.1
itoa 1.0.14
libc 0.2.170
linux-raw-sys 0.4.15
memchr 2.7.4
once_cell 1.20.3
proc-macro2 1.0.93
quote 1.0.38
rustix 0.38.44
ryu 1.0.19
serde 1.0.218
serde_derive 1.0.218
serde_json 1.0.139
syn 2.0.98
tempfile 3.17.1
unicode-ident 1.0.17
wasi 0.13.3+wasi-0.2.2
windows-sys 0.59.0
windows-targets 0.52.6
windows_aarch64_gnullvm 0.52.6
windows_aarch64_msvc 0.52.6
windows_i686_gnu 0.52.6
windows_i686_gnullvm 0.52.6
windows_i686_msvc 0.52.6
windows_x86_64_gnu 0.52.6
windows_x86_64_gnullvm 0.52.6
windows_x86_64_msvc 0.52.6
wit-bindgen-rt 0.33.0

phc/Cargo.toml cargo