Decision Workspace
ubl-office vs mcp-environment vs plana
Side-by-side comparison of Rust crates
47
ubl-office
experimentalv0.1.1
Execution environment for LogLine Agents: lifecycle, memory, and I/O coordination.
47
mcp-environment
experimentalv1.2.0
Environment / Runtime MCP server for ADK-Rust Enterprise — environment registry, deployments, worker pools, and promotion gates
46
plana
experimentalv0.0.1
The execution AI assistant runtime — sandboxed tool and skill execution for intelligent agents
Core Metrics
| ubl-office | mcp-environment | plana | |
|---|---|---|---|
| Health Score | 47 | 47 | 46 |
| Total Downloads | 32 | 37 | 13 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 0 |
| Releases | 2 | 3 | 1 |
| Last Updated | 135d ago | 1d ago | 16d ago |
| Age | 4m | 2d | 16d |
Health Breakdown
ubl-office
Maintenance
11
Quality
13
Community
6
Popularity
2
Documentation
15
mcp-environment
Maintenance
14
Quality
14
Community
5
Popularity
2
Documentation
12
plana
Maintenance
12
Quality
15
Community
6
Popularity
1
Documentation
12
Technical Details
| ubl-office | mcp-environment | plana | |
|---|---|---|---|
| Version | 0.1.1 | 1.2.0 | 0.0.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | Apache-2.0 | AGPL-3.0 |
| Dependencies | 13 | 14 | 0 |
| Crate Size | 19KB | 26KB | 1KB |
| Features | 1 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | 1.75 | 1.85 | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •ubl-office leads with a health score of 47/100, but none of the options score above 80.
- •mcp-environment has the most downloads (37), suggesting wider adoption.
- •ubl-office, plana are pre-1.0 — API may change.