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Matt Sims

Community

@mbwsims · Oakland, CA

8Followers
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8Public Repos
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20Published Skills

Founder at Better Engines. Previously: Applied AI at Spotter, Machine Learning at Sudowrite, Visiting Scientist at Netflix, and Postdoc at UC Berkeley.

Agent Skills by Matt Sims

Showing 20 vetted skills indexed across 1 GitHub repositories.

mbwsimsmbwsims
71

forecast

Analyzes git history to forecast file growth trends and risks.

Community
Intermediate
mbwsimsmbwsims
71

dissect

Trace git history to identify when and why file or function complexity was introduced.

Community
Advanced
mbwsimsmbwsims
71

recap

Summarize git repository activity into a structured JSON recap file.

Community
Advanced
mbwsimsmbwsims
71

threat-model

Generate STRIDE-based threat models for software features and modules.

Community
Advanced
mbwsimsmbwsims
71

orbit

Audit codebases for security, tests, code quality, evolution, and instruction violations.

Community
Advanced
mbwsimsmbwsims
71

discover

Detect hidden code conventions and generate evidence-backed rule suggestions.

Community
Intermediate
mbwsimsmbwsims
71

explain

Generate context-aware code explanations from file content and git history.

Community
Intermediate
mbwsimsmbwsims
71

trace

Traces feature execution paths with file-and-line step-by-step flows.

Community
Advanced
mbwsimsmbwsims
71

test

Generate unit and integration tests with deep assertions across JavaScript, Python, and Go.

Community
Advanced
mbwsimsmbwsims
71

test-review

Review JavaScript/TypeScript test files and produce a graded quality scorecard.

Community
Intermediate
mbwsimsmbwsims
71

check-rules

Check rule compliance in codebases and Claude sessions using CLAUDE.md files.

Community
Intermediate
mbwsimsmbwsims
71

hotspots

Identify high-risk files in a codebase using churn, complexity, and coupling.

Community
Intermediate
mbwsimsmbwsims
71

rewind

Annotate file evolution from git history with change classifications.

Community
Advanced
mbwsimsmbwsims
71

scan

Scan codebases for security vulnerabilities and exposed secrets.

Community
Advanced
mbwsimsmbwsims
71

drift

Detect architectural drift in code modules using git history and metrics.

Community
Intermediate
mbwsimsmbwsims
71

lint-rules

Detect vague language, conflicts, and redundancies in instruction files.

Community
Intermediate
mbwsimsmbwsims
71

map

Generate an architectural overview of codebase layers and dependencies.

Community
Intermediate
mbwsimsmbwsims
71

test-plan

Generate structured test plans for code without writing test code.

Community
Intermediate
mbwsimsmbwsims
71

impact

Analyze direct and transitive dependents of a source file across a codebase.

Community
Advanced
mbwsimsmbwsims
71

security-review

Trace untrusted data flows to identify exploitable security weaknesses in code.

Community
Advanced