Decision Workspace
flense vs monadify vs macro-lens-derive
Side-by-side comparison of Rust crates
54
flense
experimentalv0.2.2
Purpose-oriented lensing
47
monadify
growingv0.1.1
A library for functional programming abstractions in Rust, focusing on Monads, Functors, Applicatives, and related concepts.
46
macro-lens-derive
experimentalv2.0.0
Provides procedural `derive` macros that are used in conjuction with the `lens` crate.
Core Metrics
| flense | monadify | macro-lens-derive | |
|---|---|---|---|
| Health Score | 54 | 47 | 46 |
| Total Downloads | 46 | 1.1K | 39 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 1 |
| Releases | 4 | 2 | 1 |
| Last Updated | 23d ago | 379d ago | 59d ago |
| Age | 27d | 1y | 1m |
Health Breakdown
flense
Maintenance
16
Quality
15
Community
6
Popularity
2
Documentation
15
monadify
Maintenance
6
Quality
17
Community
5
Popularity
4
Documentation
15
macro-lens-derive
Maintenance
10
Quality
17
Community
4
Popularity
2
Documentation
13
Technical Details
| flense | monadify | macro-lens-derive | |
|---|---|---|---|
| Version | 0.2.2 | 0.1.1 | 2.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT OR Apache-2.0 | MIT | MIT |
| Dependencies | 2 | 1 | 3 |
| Crate Size | 22KB | 65KB | 5KB |
| Features | 1 | 2 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2024 |
| MSRV | 1.85.1 | 1.66 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •flense leads with a health score of 54/100, but none of the options score above 80.
- •monadify has the most downloads (1.1K), suggesting wider adoption.
- •⚠ monadify has not been updated in over a year.
- •flense, monadify are pre-1.0 — API may change.