What is umbra?
48/100
Trust Score (D)
⚠️ Use Caution
umbra is a crates that A macro to generate optional structs. It has a Nerq Trust Score of 48/100 (D). 0 GitHub stars. Published by Unknown. Last analyzed October 2026.
Why This Score
- ⚠️ Security: 0/100 — Some security concerns
- ⚠️ Maintenance: 0/100 — Maintenance activity is low
- ⚠️ Community: 0 stars, 0 downloads — Growing community
- ⚠️ Transparency: License: Not specified — No license specified
Trust & Safety Overview
48
TRUST SCORE
D
GRADE
0
STARS
0
DOWNLOADS
What umbra Does
umbra is a crates in the crates category. A macro to generate optional structs. It is published by Unknown and has no specified license. With 0 GitHub stars and 0 downloads, it has a small community of users and contributors.
Who Should Use umbra
umbra is recommended only for experimental use. Consider alternatives with higher trust scores for production systems.
Details
| Author | Unknown |
|---|---|
| Category | crates |
| License | Not specified |
| Type | crates |
| Source | View on GitHub |
| Security Score | 0/100 |
| Activity Score | 0/100 |
How to Get Started
Check the trust score before installing:
curl nerq.ai/v1/preflight?target=umbra
Setup guide · Full safety report · Production review · Is it safe?
Frequently Asked Questions
What is umbra used for?
umbra is a crates tool. A macro to generate optional structs.
Is umbra free?
License: Check project page. umbra has 0 GitHub stars.
Is umbra safe?
umbra has a Nerq Trust Score of 48/100 (D). Evaluate carefully.
What are alternatives to umbra?
Top alternatives: . See full comparison.
Safety Report Is It Safe?
Alternatives Prediction
Trending Leaderboard
Discover MCP Servers
Packages Models
Stats API
Last updated October 2026. Trust scores based on automated analysis of public data.