Decision Workspace
prompty vs rune-chain-prompt vs promptml
Side-by-side comparison of Rust crates
54
prompty
experimentalv2.0.0-beta.1
Prompty is an asset class and format for LLM prompts
46
rune-chain-prompt
experimentalv0.1.0
Prompt template engine for the rune-chain LLM orchestration framework
42
promptml
experimentalv0.1.0
Type-safe LLM prompt templates for Rust — catch missing variables at compile time
Core Metrics
| prompty | rune-chain-prompt | promptml | |
|---|---|---|---|
| Health Score | 54 | 46 | 42 |
| Total Downloads | 258 | 24 | 15 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 15 | 3 | 0 |
| Releases | 6 | 1 | 1 |
| Last Updated | 20d ago | 15d ago | 61d ago |
| Age | 1m | 15d | 2m |
Health Breakdown
prompty
Maintenance
12
Quality
15
Community
9
Popularity
3
Documentation
15
rune-chain-prompt
Maintenance
12
Quality
14
Community
8
Popularity
2
Documentation
10
promptml
Maintenance
9
Quality
13
Community
6
Popularity
1
Documentation
13
Technical Details
| prompty | rune-chain-prompt | promptml | |
|---|---|---|---|
| Version | 2.0.0-beta.1 | 0.1.0 | 0.1.0 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | MIT | MIT | MIT OR Apache-2.0 |
| Dependencies | 17 | 2 | 6 |
| Crate Size | 138KB | 7KB | 9KB |
| Features | 2 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.85 | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •prompty leads with a health score of 54/100, but none of the options score above 80.
- •rune-chain-prompt, promptml are pre-1.0 — API may change.