Decision Workspace
tagged_ptr vs flagged_pointer vs ointers
Side-by-side comparison of Rust crates
32
tagged_ptr
growingv0.1.0
A safe tagged union pointer datastructure for x64.
54
flagged_pointer
experimentalv0.2.1
A safe abstraction for tagged pointers using unused bits for flags
52
ointers
growingv5.0.0
What do you call a pointer we stole the high bits off? An ointer.
Core Metrics
| tagged_ptr | flagged_pointer | ointers | |
|---|---|---|---|
| Health Score | 32 | 54 | 52 |
| Total Downloads | 2.2K | 956 | 8.0K |
| 30d Downloads | 3 | 21 | 72 |
| Dependents | 0 | 0 | 2 |
| Releases | 1 | 6 | 8 |
| Last Updated | 3313d ago | 19d ago | 107d ago |
| Age | 9y | 6m | 4y 9m |
Health Breakdown
tagged_ptr
Maintenance
1
Quality
16
Community
3
Popularity
4
Documentation
8
flagged_pointer
Maintenance
21
Quality
13
Community
6
Popularity
4
Documentation
10
ointers
Maintenance
10
Quality
16
Community
7
Popularity
5
Documentation
14
Technical Details
| tagged_ptr | flagged_pointer | ointers | |
|---|---|---|---|
| Version | 0.1.0 | 0.2.1 | 5.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | MIT/Apache-2.0 | MIT | Apache-2.0 WITH LLVM-exception |
| Dependencies | 0 | 4 | 2 |
| Crate Size | 4KB | 16KB | 15KB |
| Features | 0 | 0 | 4 |
| Yanked % | 0.0% | 0.0% | 75.0% |
| Edition | — | 2024 | 2018 |
| MSRV | — | — | 1.84.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •flagged_pointer leads with a health score of 54/100, but none of the options score above 80.
- •ointers has the most downloads (8.0K), suggesting wider adoption.
- •⚠ tagged_ptr has not been updated in over a year.
- •tagged_ptr, flagged_pointer are pre-1.0 — API may change.