Decision Workspace
vlen vs base64-ng vs vint64
Side-by-side comparison of Rust crates
48
vlen
experimentalv0.3.0
High-performance variable-length integer encoding with SIMD optimizations, embedded support, and enhanced functionality
60
base64-ng
experimentalv1.0.0
no_std-first Base64 encoding and decoding with strict APIs and a security-heavy release process
51
vint64
growingv1.0.1
Simple and efficient variable-length integer encoding compatible with some variants of VLQ (Variable-Length Quantity)
Core Metrics
| vlen | base64-ng | vint64 | |
|---|---|---|---|
| Health Score | 48 | 60 | 51 |
| Total Downloads | 1.8K | 656 | 207.4K |
| 30d Downloads | 0 | 0 | 5.9K |
| Dependents | 16 | 0 | 4 |
| Releases | 5 | 15 | 8 |
| Last Updated | 181d ago | 6d ago | 2247d ago |
| Age | 10m | 12d | 6y 3m |
Health Breakdown
vlen
Maintenance
10
Quality
15
Community
9
Popularity
4
Documentation
10
base64-ng
Maintenance
19
Quality
17
Community
6
Popularity
3
Documentation
15
vint64
Maintenance
5
Quality
21
Community
10
Popularity
6
Documentation
9
Technical Details
| vlen | base64-ng | vint64 | |
|---|---|---|---|
| Version | 0.3.0 | 1.0.0 | 1.0.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MPL-2.0 | MIT OR Apache-2.0 | Apache-2.0 |
| Dependencies | 8 | 0 | 3 |
| Crate Size | 35KB | 172KB | 7KB |
| Features | 5 | 10 | 1 |
| Yanked % | 0.0% | 6.7% | 0.0% |
| Edition | 2021 | 2024 | 2018 |
| MSRV | — | 1.95 | — |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •base64-ng leads with a health score of 60/100, but none of the options score above 80.
- •vint64 has the most downloads (207.4K), suggesting wider adoption.
- •⚠ vint64 has not been updated in over a year.
- •vlen is pre-1.0 — API may change.