Decision Workspace
zotero-mcp vs systemprompt-identifiers vs systemprompt-traits
Side-by-side comparison of Rust crates
42
zotero-mcp
experimentalv0.3.2
Local-first MCP server bridging Claude to your Zotero library — search, read, cite, enrich, write — over stdio or streamable-HTTP with OAuth 2.1.
65
systemprompt-identifiers
experimentalv0.19.0
Typed newtype identifiers (UserId, TraceId, AgentId, McpServerId…) for systemprompt.io AI governance infrastructure. Enforces type-safe IDs across every boundary in the MCP governance pipeline.
64
systemprompt-traits
experimentalv0.19.0
Trait-first interface contracts for systemprompt.io AI governance infrastructure. Repository, provider, and service abstractions shared across the MCP governance pipeline.
Core Metrics
| zotero-mcp | systemprompt-identifiers | systemprompt-traits | |
|---|---|---|---|
| Health Score | 42 | 65 | 64 |
| Total Downloads | 124 | 5.6K | 5.2K |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 2.0K | 1.6K |
| Releases | 5 | 82 | 82 |
| Last Updated | 28d ago | 10d ago | 10d ago |
| Age | 2m | 5m | 5m |
Health Breakdown
zotero-mcp
Maintenance
11
Quality
9
Community
6
Popularity
3
Documentation
13
systemprompt-identifiers
Maintenance
18
Quality
15
Community
15
Popularity
4
Documentation
13
systemprompt-traits
Maintenance
18
Quality
14
Community
15
Popularity
4
Documentation
13
Technical Details
| zotero-mcp | systemprompt-identifiers | systemprompt-traits | |
|---|---|---|---|
| Version | 0.3.2 | 0.19.0 | 0.19.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT OR Apache-2.0 | BUSL-1.1 | BUSL-1.1 |
| Dependencies | 34 | 7 | 15 |
| Crate Size | 129KB | 36KB | 29KB |
| Features | 0 | 2 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.94 | 1.94 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •systemprompt-identifiers leads with a health score of 65/100, but none of the options score above 80.
- •systemprompt-identifiers is depended on by 2.0K crates — strongest ecosystem trust.