Generate software architecture documentation using C4 model Mermaid diagrams.
Create detailed user stories, acceptance criteria, and feature specs
Example: Generate user stories for 'password reset feature' with acceptance criteria, edge cases, and test scenarios
Reduce spec writing time by 50%, ensure comprehensive coverage
Research competitors, compare features, identify gaps
Example: Analyze 5 competitor products, create feature comparison matrix, suggest differentiation opportunities
Complete competitive research in 2 hours instead of 2 days
Evaluate features using frameworks (RICE, ICE, Kano) and create prioritized backlogs
Example: Score 20 feature ideas using RICE framework, generate prioritized roadmap with rationale
Make data-driven prioritization decisions faster
Draft PRDs, status updates, and stakeholder presentations
Example: Create executive summary of Q3 roadmap, monthly progress report, feature launch announcement
Save 3-5 hours/week on communication overhead
Submit your Claude Code skill and start earning
epx add softaworks/agent-toolkit --skill c4-architectureCompatible with
Supported agents
Supports all four C4 levels: System Context, Container, Component, and Deployment diagrams, plus Dynamic diagrams for request flows
Includes syntax and examples for people, systems, containers, components, boundaries, and relationships with directional and styling options
Provides microservices modeling guidance for single-team and multi-team ownership, plus event-driven architecture patterns
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AI-first code editor with Composer
Before installing skills in Cursor, ensure your development environment meets these requirements:
node --versionc4-architectureExecute the skills CLI command in your project's root directory to begin installation:
epx add softaworks/agent-toolkit --skill c4-architectureFetches c4-architecture from softaworks/agent-toolkit and configures it for Cursor.
The CLI shows a list of agents. Use arrow keys and space to select Cursor:
Confirm successful installation by checking the skill directory location:
.cursor/skills/c4-architecture
Restart Cursor to activate c4-architecture. Access via /c4-architecturein your agent's command palette.
Learn more:View source on GitHubSkills CLI docsAbout CursorWhat are agent skills?
Time estimate: 30-60 minutes to see productivity improvements
Prerequisites
Steps
Common Pitfalls
✓ Do
✗ Don't
💡 Pro Tips
✓ Use when
Use for user story writing, competitive research, roadmap prioritization, stakeholder communication, and PRD drafting. Best for reducing repetitive documentation and research work.
✗ Avoid when
Avoid for strategic product vision (requires deep customer empathy), pricing decisions (needs market and financial expertise), or when face-to-face customer discovery is more valuable than speed.
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c4-architecture fits our agent workflows well — practical, well scoped, and easy to wire into existing repos.
Registry listing for c4-architecture matched our evaluation — installs cleanly and behaves as described in the markdown.
c4-architecture has been reliable in day-to-day use. Documentation quality is above average for community skills.
Keeps context tight: c4-architecture is the kind of skill you can hand to a new teammate without a long onboarding doc.
Solid pick for teams standardizing on skills: c4-architecture is focused, and the summary matches what you get after install.
We added c4-architecture from the explainx registry; install was straightforward and the SKILL.md answered most questions upfront.
c4-architecture reduced setup friction for our internal harness; good balance of opinion and flexibility.
Keeps context tight: c4-architecture is the kind of skill you can hand to a new teammate without a long onboarding doc.
c4-architecture is among the better-maintained entries we tried; worth keeping pinned for repeat workflows.
We added c4-architecture from the explainx registry; install was straightforward and the SKILL.md answered most questions upfront.
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