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Decision Workspace

p256_flow vs p256 vs p384

Side-by-side comparison of Rust crates

46
p256_flow
growingv1.0.0

Flow-Rust-SDK Version of p256 Pure Rust implementation of the NIST P-256 (a.k.a. secp256r1, prime256v1) elliptic curve with support for ECDH, ECDSA signing/verification, and general purpose curve arithmetic Heavily modified for signing Flow blockchain transactions

77
p256
growingv0.13.2

Pure Rust implementation of the NIST P-256 (a.k.a. secp256r1, prime256v1) elliptic curve as defined in SP 800-186, with support for ECDH, ECDSA signing/verification, and general purpose curve arithmetic

75
p384
growingv0.13.1

Pure Rust implementation of the NIST P-384 (a.k.a. secp384r1) elliptic curve as defined in SP 800-186 with support for ECDH, ECDSA signing/verification, and general purpose curve arithmetic support.

Core Metrics

p256_flowp256p384
Health Score467775
Total Downloads4.2K98.9M44.6M
30d Downloads2110.2M4.4M
Dependents265.6K2.0K
Releases15344
Last Updated1647d ago17d ago17d ago
Age4y 6m7y 5m7y 5m

Health Breakdown

p256_flow
Maintenance
1
Quality
22
Community
10
Popularity
4
Documentation
9
p256
Maintenance
18
Quality
16
Community
20
Popularity
8
Documentation
15
p384
Maintenance
17
Quality
15
Community
20
Popularity
8
Documentation
15

Technical Details

p256_flowp256p384
Version1.0.00.13.20.13.1
Stable (≥1.0)✓ Yes✗ No✗ No
LicenseApache-2.0 OR MITApache-2.0 OR MITApache-2.0 OR MIT
Dependencies91312
Crate Size57KB63KB193KB
Features121717
Yanked %0.0%3.8%4.5%
Edition201820212021
MSRV—1.651.65
Owners12 (team)2 (team)

Links

p256_flow detail →GitHub ↗crates.io ↗
p256 detail →GitHub ↗Docs ↗crates.io ↗
p384 detail →GitHub ↗Docs ↗crates.io ↗

Quick Verdict

  • •p256 leads with a health score of 77/100, but none of the options score above 80.
  • •p256 is depended on by 5.6K crates — strongest ecosystem trust.
  • •⚠ p256_flow has not been updated in over a year.
  • •p256, p384 are pre-1.0 — API may change.