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totp-rs

v5.7.1 Stable

RFC-compliant TOTP implementation with ease of use as a goal and additionnal QoL features.

MIT Edition 2021 MSRV 1.66
AuthenticationWeb programming #totp#authentication#otp#2fa#hmac

Quick Verdict

  • โœ“Actively maintained (updated 18d ago)
  • โœ“Stable API (5.x for 5+ years)
  • โœ“Massive adoption (1.0K crates depend on it)
  • โœ“Permissive license (MIT)
  • !49% of releases were yanked

Security

Checking security advisories...
Downloads
4.8M
Dependents
1.0K
Releases
49
Size
28KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

790.8K downloads in the last 30 days (26.4K/day), up 54% from the previous period.

๐Ÿ”—
Widely adopted

1.0K crates depend on totp-rs. Strong ecosystem adoption means battle-tested code and long-term stability.

โš ๏ธ
Single maintainer risk

totp-rs has only 1 owner despite 1.0K dependents. This is a bus-factor concern โ€” consider the implications for long-term support.

โœ…
Stable for 5+ years

The API has been stable (1.x) for over 5 years with 49 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿ“
Compact crate

At 28KB, totp-rs is lightweight. Small crate size correlates with focused, well-scoped functionality.

โš ๏ธ
Notable yanked versions

49% of releases have been yanked. Check version history before pinning.

๐ŸŒŸ
Used by top crates

Notable dependents include broker, rbw, myc-core, taxy, geekorm-core. When high-quality crates choose totp-rs, it's a strong quality signal.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 14/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
18K/day avg+119%
010K20K30K40K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v5.5.1
44%
v5.7.0
39%
v5.6.0
10%
v5.4.0
6%
v5.7.1
2%

Release Timeline

49 releases24 yankedsince 2020
J
F
M
A
M
J
J
A
S
O
N
D
2020
17
2021
1
2022
17
2023
9
2024
3
2025
1
2026
1
Less
More|
Yanked

Feature Flags

qrsteamotpauthgen_secretserde_support

README

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Maintainers

Dependencies
11
direct dependencies
Dependents
1.0K
crates depend on totp-rs

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