Decision Workspace
optirs-learned vs titans_memory vs realizar
Side-by-side comparison of Rust crates
50
optirs-learned
experimentalv0.3.1
OptiRS learned optimizers and meta-learning
62
titans_memory
experimentalv0.3.8
Titans Memory: Neural-inspired memory system for AIngle AI agents
60
realizar
experimentalv0.8.3
Pure Rust ML inference engine built from scratch - model serving for GGUF and safetensors
Core Metrics
| optirs-learned | titans_memory | realizar | |
|---|---|---|---|
| Health Score | 50 | 62 | 60 |
| Total Downloads | 1.3K | 363 | 4.8K |
| 30d Downloads | 61 | 124 | 1.9K |
| Dependents | 18 | 21 | 114 |
| Releases | 10 | 6 | 34 |
| Last Updated | 1d ago | 19d ago | 11d ago |
| Age | 6m | 3m | 4m |
Health Breakdown
optirs-learned
Maintenance
20
Quality
7
Community
9
Popularity
4
Documentation
10
titans_memory
Maintenance
18
Quality
16
Community
10
Popularity
3
Documentation
15
realizar
Maintenance
19
Quality
10
Community
12
Popularity
4
Documentation
15
Technical Details
| optirs-learned | titans_memory | realizar | |
|---|---|---|---|
| Version | 0.3.1 | 0.3.8 | 0.8.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | Apache-2.0 | MIT |
| Dependencies | 9 | 7 | 61 |
| Crate Size | 520KB | 30KB | 6.1MB |
| Features | 6 | 5 | 20 |
| Yanked % | 40.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.83 | 1.89 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •titans_memory leads with a health score of 62/100, but none of the options score above 80.
- •realizar has the most downloads (4.8K), suggesting wider adoption.
- •realizar is depended on by 114 crates — strongest ecosystem trust.