Decision Workspace
blc vs lambda_calculus vs lambda_calc
Side-by-side comparison of Rust crates
55
blc
growingv0.7.0
An implementation of the binary lambda calculus.
68
lambda_calculus
stablev3.5.0
A simple, zero-dependency implementation of pure lambda calculus in Safe Rust
44
lambda_calc
growingv2.2.2
A command-line untyped lambda calculus interpreter.
Core Metrics
| blc | lambda_calculus | lambda_calc | |
|---|---|---|---|
| Health Score | 55 | 68 | 44 |
| Total Downloads | 30.5K | 67.4K | 9.6K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 28 | 0 |
| Releases | 18 | 43 | 7 |
| Last Updated | 13d ago | 13d ago | 2220d ago |
| Age | 9y 3m | 9y 3m | 6y 9m |
Health Breakdown
blc
Maintenance
15
Quality
15
Community
5
Popularity
5
Documentation
15
lambda_calculus
Maintenance
17
Quality
23
Community
7
Popularity
6
Documentation
15
lambda_calc
Maintenance
4
Quality
20
Community
3
Popularity
5
Documentation
12
Technical Details
| blc | lambda_calculus | lambda_calc | |
|---|---|---|---|
| Version | 0.7.0 | 3.5.0 | 2.2.2 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | CC0-1.0 | CC0-1.0 | MIT |
| Dependencies | 1 | 0 | 3 |
| Crate Size | 11KB | 41KB | 74KB |
| Features | 0 | 3 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2018 |
| MSRV | 1.88 | 1.88 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •lambda_calculus leads with a health score of 68/100, but none of the options score above 80.
- •⚠ lambda_calc has not been updated in over a year.
- •blc is pre-1.0 — API may change.