Decision Workspace
flexible-string vs smol_strc vs inlinable_string
Side-by-side comparison of Rust crates
41
flexible-string
growingv0.1.0
A stack heap flexible string designed to improve performance
50
smol_strc
experimentalv0.3.6
smol_str forks, replace Arc with Rc
47
inlinable_string
growingv0.1.15
The `inlinable_string` crate provides the `InlinableString` type -- an owned, grow-able UTF-8 string that stores small strings inline and avoids heap-allocation -- and the `StringExt` trait which abstracts string operations over both `std::string::String` and `InlinableString` (or even your own custom string type).
Core Metrics
| flexible-string | smol_strc | inlinable_string | |
|---|---|---|---|
| Health Score | 41 | 50 | 47 |
| Total Downloads | 21.2K | 308 | 19.8M |
| 30d Downloads | 594 | 61 | 1.3M |
| Dependents | 29 | 0 | 74 |
| Releases | 1 | 4 | 16 |
| Last Updated | 1528d ago | 23d ago | 1543d ago |
| Age | 4y 2m | 4m | 10y 3m |
Health Breakdown
flexible-string
Maintenance
1
Quality
16
Community
9
Popularity
5
Documentation
10
smol_strc
Maintenance
18
Quality
14
Community
3
Popularity
3
Documentation
12
inlinable_string
Maintenance
4
Quality
13
Community
10
Popularity
8
Documentation
12
Technical Details
| flexible-string | smol_strc | inlinable_string | |
|---|---|---|---|
| Version | 0.1.0 | 0.3.6 | 0.1.15 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | MIT OR Apache-2.0 | Apache-2.0/MIT |
| Dependencies | 0 | 8 | 2 |
| Crate Size | 20KB | 29KB | 19KB |
| Features | 0 | 3 | 2 |
| Yanked % | 0.0% | 0.0% | 12.5% |
| Edition | 2021 | 2024 | 2018 |
| MSRV | — | 1.89 | — |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •smol_strc leads with a health score of 50/100, but none of the options score above 80.
- •inlinable_string has the most downloads (19.8M), suggesting wider adoption.
- •⚠ flexible-string, inlinable_string have not been updated in over a year.