Crates / ed25519-dalek / Alternatives
Rust crate alternatives · data Oct 24, 2026
Alternatives to ed25519-dalek
Short answerThe closest alternatives to ed25519-dalek on crates.io data are ring (2.1M real downloads a day), ecdsa (833K real downloads a day), x25519-dalek (270K real downloads a day). Of the 8 we list, the most used is ring, and 7 shipped a release in the last year. ed25519-dalek itself gets 780,826 a day with 3,403 dependents.
Every alternative we found
| Alternative | Real downloads a day | vs ed25519-dalek | Dependents | Last release | Why it is listed | |
|---|---|---|---|---|---|---|
| ring Widely used | 2,112,308 | 2.71x | 1,837 | 19mo | category Cryptography, category No standard library, keyword "cryptography", keyword "ecc" | side by side |
| ecdsa Established | 833,119 | 1.07x | 261 | 4mo | category Cryptography, category No standard library, keyword "ecc", keyword "signature" | compare |
| x25519-dalek Established | 270,172 | 0.35x | 883 | 4mo | category Cryptography, category No standard library, keyword "cryptography", keyword "curve25519" | side by side |
| elliptic-curve Established | 855,110 | 1.10x | 244 | 4mo | category Cryptography, category No standard library, keyword "ecc" | compare |
| rfc6979 Pulled in | 825,273 | 1.06x | 15 | 4mo | category Cryptography, category No standard library, keyword "signature" | compare |
| p256 Widely used | 724,299 | 0.93x | 1,172 | 4mo | category Cryptography, category No standard library, keyword "ecc" | compare |
| primeorder Pulled in | 634,217 | 0.81x | 20 | 4mo | category Cryptography, category No standard library, keyword "ecc" | compare |
| p384 Established | 391,839 | 0.50x | 378 | 4mo | category Cryptography, category No standard library, keyword "ecc" | compare |
How to choose
- Same job, not the same API. Each line is listed because it shares a crates.io category or keyword with ed25519-dalek; read its description before you swap.
- More dependents means more answered questions and a smaller chance it disappears.
- Check the last release against how fast you need fixes. For ed25519-dalek: is it still maintained?
Rules
Alternatives = tracked crates (top 1000 by downloads) that share a specific crates.io category (2 points each) or keyword (3 points each) with ed25519-dalek, most similar first; its own parts (same name prefix) and crates it depends on or that depend on it are left out, because those are companions, not substitutes. Real downloads = quiet-day median, crates.io data Oct 24, 2026. Built when we find 3 or more.
Up next
The closest alternative: Widely used and steady. 2,112,308 real downloads a day.ringRust crate. An experiment. Real use: 2.1M downloads a day on quiet days; 1,837 crates depend on it.Read it next →Also worth your time