Decision Workspace
solana-keychain vs signer-svm vs fireblocks-signer-transport
Side-by-side comparison of Rust crates
55
solana-keychain
growingv1.2.0
Framework-agnostic Solana signing abstractions
54
signer-svm
experimentalv1.0.0
Solana transaction signer — Ed25519 signing, compact-u16 tx encoding.
49
fireblocks-signer-transport
experimentalv0.1.5
HTTP transport for fireblocks API
Core Metrics
| solana-keychain | signer-svm | fireblocks-signer-transport | |
|---|---|---|---|
| Health Score | 55 | 54 | 49 |
| Total Downloads | 8.3K | 303 | 1.9K |
| 30d Downloads | 1.6K | 0 | 0 |
| Dependents | 13 | 21 | 13 |
| Releases | 12 | 12 | 5 |
| Last Updated | 25d ago | 33d ago | 178d ago |
| Age | 6m | 2m | 10m |
Health Breakdown
solana-keychain
Maintenance
18
Quality
16
Community
6
Popularity
5
Documentation
10
signer-svm
Maintenance
12
Quality
19
Community
10
Popularity
3
Documentation
10
fireblocks-signer-transport
Maintenance
11
Quality
12
Community
9
Popularity
4
Documentation
13
Technical Details
| solana-keychain | signer-svm | fireblocks-signer-transport | |
|---|---|---|---|
| Version | 1.2.0 | 1.0.0 | 0.1.5 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT |
| Dependencies | 36 | 7 | 21 |
| Crate Size | 139KB | 15KB | 64KB |
| Features | 18 | 5 | 1 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •solana-keychain leads with a health score of 55/100, but none of the options score above 80.
- •fireblocks-signer-transport is pre-1.0 — API may change.