zachjxyz/jvn

Spec-driven development with Claude Code. Named after John von Neumann — the man who wrote the spec that defined computing. Three commands: /spec, /design, /build.

2Stars on the repository
15Mods indexed here, across every type
5mo agoLast push, which is what freshness is scored on
MITLicence, which decides whether bodies are shown

data-analyst

01

zachjxyz/jvn

Agent Claude Code

Produces data briefs with pipeline designs, model I/O schemas, and validation strategies for feature specifications.

not rated 2 5mo ago A 24 tokens original MIT

architect

02

zachjxyz/jvn

Agent Claude Code

Technical architecture decisions — system design, data modeling, API contracts, technology selection. Use for architectural review during planning phases.

not rated 2 5mo ago A 26 tokens original MIT

code-reviewer

03

zachjxyz/jvn

Agent Claude Code

Reviews implementation for correctness, security, maintainability, and project conventions.

not rated 2 5mo ago A 18 tokens original MIT

zachjxyz/jvn

Agent Claude Code

Validates specifications, plans, and implementations against the project constitution at .specify/memory/constitution.md.

not rated 2 5mo ago A 25 tokens original MIT

product-manager

05

zachjxyz/jvn

Agent Claude Code

Converts feature asks into structured specifications with user stories, acceptance criteria, and scope boundaries.

not rated 2 5mo ago A 21 tokens original MIT

ux-designer

06

zachjxyz/jvn

Agent Claude Code

Produces UX briefs with user flows, states, and accessibility annotations for feature specifications.

not rated 2 5mo ago A 20 tokens original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: