Decision Workspace
source-lang vs intern-lang vs span-lang
Side-by-side comparison of Rust crates
61
source-lang
experimentalv1.0.0
Source file and buffer management with multi-file source maps.
62
intern-lang
experimentalv1.0.0
Fast string and symbol interning - identifier comparisons become integer comparisons.
60
span-lang
experimentalv0.4.0
Source positions, spans, and byte-to-line/col mapping for language tooling.
Core Metrics
| source-lang | intern-lang | span-lang | |
|---|---|---|---|
| Health Score | 61 | 62 | 60 |
| Total Downloads | 149 | 198 | 213 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 5 | 8 | 11 |
| Releases | 4 | 4 | 4 |
| Last Updated | 23d ago | 23d ago | 23d ago |
| Age | 23d | 23d | 25d |
Health Breakdown
source-lang
Maintenance
18
Quality
17
Community
8
Popularity
3
Documentation
15
intern-lang
Maintenance
18
Quality
17
Community
9
Popularity
3
Documentation
15
span-lang
Maintenance
18
Quality
15
Community
9
Popularity
3
Documentation
15
Technical Details
| source-lang | intern-lang | span-lang | |
|---|---|---|---|
| Version | 1.0.0 | 1.0.0 | 0.4.0 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✗ No |
| License | Apache-2.0 OR MIT | Apache-2.0 OR MIT | Apache-2.0 OR MIT |
| Dependencies | 6 | 5 | 5 |
| Crate Size | 72KB | 70KB | 62KB |
| Features | 3 | 3 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2024 | 2024 |
| MSRV | 1.85 | 1.85 | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •intern-lang leads with a health score of 62/100, but none of the options score above 80.
- •span-lang has the most downloads (213), suggesting wider adoption.
- •span-lang is pre-1.0 — API may change.