Decision Workspace
base64-ng vs base64-turbo vs vlen
Side-by-side comparison of Rust crates
60
base64-ng
experimentalv1.0.0
no_std-first Base64 encoding and decoding with strict APIs and a security-heavy release process
50
base64-turbo
experimentalv0.1.7
The fastest memory-safe Base64 engine. Formally verified (Kani/MIRI). Features runtime AVX2/AVX512 detection, zero-allocation API, and robust no_std support.
48
vlen
experimentalv0.3.0
High-performance variable-length integer encoding with SIMD optimizations, embedded support, and enhanced functionality
Core Metrics
| base64-ng | base64-turbo | vlen | |
|---|---|---|---|
| Health Score | 60 | 50 | 48 |
| Total Downloads | 656 | 370 | 1.8K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 16 |
| Releases | 15 | 8 | 5 |
| Last Updated | 6d ago | 35d ago | 181d ago |
| Age | 12d | 4m | 10m |
Health Breakdown
base64-ng
Maintenance
19
Quality
17
Community
6
Popularity
3
Documentation
15
base64-turbo
Maintenance
17
Quality
9
Community
6
Popularity
3
Documentation
15
vlen
Maintenance
10
Quality
15
Community
9
Popularity
4
Documentation
10
Technical Details
| base64-ng | base64-turbo | vlen | |
|---|---|---|---|
| Version | 1.0.0 | 0.1.7 | 0.3.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | MPL-2.0 |
| Dependencies | 0 | 4 | 8 |
| Crate Size | 172KB | 41KB | 35KB |
| Features | 10 | 4 | 5 |
| Yanked % | 6.7% | 50.0% | 0.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | 1.95 | 1.89 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •base64-ng leads with a health score of 60/100, but none of the options score above 80.
- •vlen has the most downloads (1.8K), suggesting wider adoption.
- •base64-turbo, vlen are pre-1.0 — API may change.