Decision Workspace
lambda_calculus vs blc vs amari-dual
Side-by-side comparison of Rust crates
59
lambda_calculus
growingv3.4.0
A simple, zero-dependency implementation of pure lambda calculus in Safe Rust
40
blc
growingv0.6.0
An implementation of the binary lambda calculus.
59
amari-dual
experimentalv0.19.1
Dual number automatic differentiation
Core Metrics
| lambda_calculus | blc | amari-dual | |
|---|---|---|---|
| Health Score | 59 | 40 | 59 |
| Total Downloads | 66.2K | 30.3K | 5.2K |
| 30d Downloads | 315 | 36 | 310 |
| Dependents | 27 | 0 | 174 |
| Releases | 42 | 17 | 31 |
| Last Updated | 192d ago | 2982d ago | 23d ago |
| Age | 8y 11m | 8y 11m | 5m |
Health Breakdown
lambda_calculus
Maintenance
10
Quality
23
Community
7
Popularity
6
Documentation
13
blc
Maintenance
4
Quality
15
Community
5
Popularity
5
Documentation
11
amari-dual
Maintenance
18
Quality
15
Community
12
Popularity
4
Documentation
10
Technical Details
| lambda_calculus | blc | amari-dual | |
|---|---|---|---|
| Version | 3.4.0 | 0.6.0 | 0.19.1 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | CC0-1.0 | CC0-1.0 | MIT OR Apache-2.0 |
| Dependencies | 0 | 1 | 11 |
| Crate Size | 41KB | 10KB | 37KB |
| Features | 3 | 0 | 9 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | — | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •lambda_calculus leads with a health score of 59/100, but none of the options score above 80.
- •amari-dual is depended on by 174 crates — strongest ecosystem trust.
- •⚠ blc has not been updated in over a year.
- •blc, amari-dual are pre-1.0 — API may change.