Decision Workspace
interior_mutability_pointer vs flagged_pointer vs flyweights
Side-by-side comparison of Rust crates
38
interior_mutability_pointer
growingv0.3.6
A wrapper around `Rc<RefCell<T>>` allowing immediate access to inner methods.
54
flagged_pointer
experimentalv0.2.1
A safe abstraction for tagged pointers using unused bits for flags
48
flyweights
experimentalv0.1.5
Interned strings & bytestrings for client-controlled values in long-lived programs.
Core Metrics
| interior_mutability_pointer | flagged_pointer | flyweights | |
|---|---|---|---|
| Health Score | 38 | 54 | 48 |
| Total Downloads | 13.6K | 956 | 2.5K |
| 30d Downloads | 5 | 21 | 26 |
| Dependents | 0 | 0 | 0 |
| Releases | 11 | 6 | 6 |
| Last Updated | 1357d ago | 19d ago | 270d ago |
| Age | 4y 4m | 6m | 9m |
Health Breakdown
interior_mutability_pointer
Maintenance
4
Quality
11
Community
5
Popularity
5
Documentation
13
flagged_pointer
Maintenance
21
Quality
13
Community
6
Popularity
4
Documentation
10
flyweights
Maintenance
10
Quality
14
Community
8
Popularity
4
Documentation
12
Technical Details
| interior_mutability_pointer | flagged_pointer | flyweights | |
|---|---|---|---|
| Version | 0.3.6 | 0.2.1 | 0.1.5 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | BSD-2-Clause |
| Dependencies | 0 | 4 | 10 |
| Crate Size | 8KB | 16KB | 22KB |
| Features | 1 | 0 | 2 |
| Yanked % | 90.9% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | — | — | 1.81.0 |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •flagged_pointer leads with a health score of 54/100, but none of the options score above 80.
- •interior_mutability_pointer has the most downloads (13.6K), suggesting wider adoption.
- •⚠ interior_mutability_pointer has not been updated in over a year.