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Repository proof
What ArcSight found in h3
Real arc impact on h3 — blast radius, break paths, and evidence. Same question as the homepage: what breaks if I change this?
Project: h3 · Score: 81.3/100 (Healthy architecture) · 58 modules · 210 edges
arc impact src/eventRun the same analysis on your repository in under 3 minutes.
Architectural Risk Map
Where risk accumulates by control surface — drill down Surface → Substrate → Mechanism → Evidence.
See control surfaces →Dependency evidence
Architecture visualization
Diagrams are generated from ArcSight analysis data. Dependency graph and risk map show key modules; subsystem view shows high-level structure.
Architecture score & metrics
Score: 81.3/100 · Stability: 24/100 · Status: healthy · Confidence: 100%
- Dependency cycles: 18
- Layer violations: 1
- Duplicate authorities: 23
Architectural gravity centers
src/error— concentrates too many responsibilitiessrc/event— concentrates too many responsibilitiessrc/event— sits on a dependency cyclesrc/event— shared utility hubsrc/h3— concentrates too many responsibilities
Try it in the terminal
Simulated arc analyze output from the dataset. No analysis runs in the browser.
Simulated from dataset. No analysis is run in the browser.
Similar architectures
Repositories with the same language and category, ordered by similar complexity and size.
CLI workflow
Impact, then scan, fix, finish, and watch.
arc impact <file>See what a change breaksarc scanFind issuesarc fixApply fixesarc finishResolve remainingarc watchKeep clean
- Score
- 81.3
- Modules
- 58
- Edges
- 210
Metrics
| Metric | Value |
|---|---|
| Architecture score | 81.3/100 |
| Modules | 58 |
| Edges | 210 |
| Dependency cycles | 18 |
FAQ
- What did ArcSight find in h3?
- h3 has 58 modules and an architecture score of 81.3/100.
- Why does the h3 structure matter?
- The h3 score is 81.3/100 across 58 modules and 210 edges.
- Which file should I inspect first in h3?
- Start with src/event. Run arc impact on that file before the change merges.
Key takeaways
- •Architecture score 81.3/100 indicates a healthy structure with room to reduce cycles and violations.
- •Structural scan reports dependency cycles — inspect impact paths before refactors that cross module boundaries.
- •High fan-in modules are change-risk zones; run
arc explain <path>before refactoring. - •Run the full workflow (analyze, hotspots, explain, impact, snapshot, drift) in your repo for deterministic architecture insights.
Run ArcSight on your repo
Install locally, then run arc impact on the file you plan to change — before merge.
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