Decision Workspace
scematica-protocol vs okxweb3-app-x402-core vs qwery-sdk
Side-by-side comparison of Rust crates
50
scematica-protocol
experimentalv1.11.4
Scematica Protocol: Rust-native x402 HTTP 402 payment standard for Solana
49
okxweb3-app-x402-core
experimentalv0.3.2
OKX Agent Payments Protocol: x402 core types, server logic, and facilitator client
48
qwery-sdk
experimentalv0.1.3
Rust SDK for Qwery x402 Payment Facilitator - Zero fee Solana payments
Core Metrics
| scematica-protocol | okxweb3-app-x402-core | qwery-sdk | |
|---|---|---|---|
| Health Score | 50 | 49 | 48 |
| Total Downloads | 162 | 167 | 97 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 8 | 8 | 0 |
| Releases | 4 | 4 | 4 |
| Last Updated | 5d ago | 3d ago | 231d ago |
| Age | 1m | 1m | 7m |
Health Breakdown
scematica-protocol
Maintenance
14
Quality
14
Community
9
Popularity
3
Documentation
10
okxweb3-app-x402-core
Maintenance
13
Quality
12
Community
9
Popularity
3
Documentation
12
qwery-sdk
Maintenance
15
Quality
12
Community
6
Popularity
2
Documentation
13
Technical Details
| scematica-protocol | okxweb3-app-x402-core | qwery-sdk | |
|---|---|---|---|
| Version | 1.11.4 | 0.3.2 | 0.1.3 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT | Apache-2.0 | MIT |
| Dependencies | 22 | 13 | 10 |
| Crate Size | 58KB | 54KB | 40KB |
| Features | 0 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.82 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •scematica-protocol leads with a health score of 50/100, but none of the options score above 80.
- •okxweb3-app-x402-core has the most downloads (167), suggesting wider adoption.
- •okxweb3-app-x402-core, qwery-sdk are pre-1.0 — API may change.