Native TypeScript and JSX support with no transpiler required; 10-100x faster package installation and ~25ms startup time compared to Node.js
Built-in tools: HTTP/WebSocket server, SQLite database, test runner, bundler, and password hashing via Bun.serve() , Bun.sql() , bun test , and Bun.build()
File system and environment variable APIs ( Bun.file() , auto
Confirm successful installation by checking the skill directory location:
.cursor/skills/bun-development
Restart Cursor to activate bun-development. Access via /bun-development in your agent's command palette.
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Security Notice
We perform automated surface-level scans (Gen AI Scanner, Socket, Snyk) during installation. These checks detect common vulnerabilities but do not guarantee complete security. Always review skill source code and verify the publisher's reputation before production use.
Skills execute code in your environment. Always review source, verify the publisher, and test in isolation before production.
# Execute package binariesbunx prettier --write.bunx tsc --initbunx create-react-app my-app
# With specific versionbunx -p[email protected] tsc --version# Run without installingbunx cowsay "Hello from Bun!"
3.4 Lockfile
# bun.lockb is a binary lockfile (faster parsing)# To generate text lockfile for debugging:bun install--yarn# Creates yarn.lock# Trust existing lockfilebun install --frozen-lockfile
4. Running Code
4.1 Basic Execution
# Run TypeScript directly (no build step!)bun run index.ts
# Run JavaScriptbun run index.js
# Run with argumentsbun run server.ts --port3000# Run package.json scriptbun run dev
bun run build
# Short form (for scripts)bun dev
bun build
4.2 Watch Mode
# Auto-restart on file changesbun --watch run index.ts
# With hot reloadingbun --hot run server.ts
4.3 Environment Variables
// .env file is loaded automatically!// Access environment variablesconst apiKey = Bun.env.API_KEY;const port = Bun.env.PORT??"3000";// Or use process.env (Node.js compatible)const dbUrl = process.env.DATABASE_URL;
# Run with specific env filebun --env-file=.env.production run index.ts
βΊAccess to product documentation and roadmap tools (Jira, Notion, etc.)
βΊUnderstanding of product management frameworks (RICE, Jobs-to-be-Done, etc.)
βΊStakeholder contact information and communication channels
Time Estimate
30-60 minutes to see productivity improvements
Steps
1Install product management skill
2Start with user story generation for known feature
3Progress to competitive analysis: research 2-3 competitors
4Use for roadmap prioritization: apply RICE/ICE scoring
5Draft stakeholder communications and refine based on feedback
6Build template library for recurring PM tasks
7Share effective prompts with product team
Common Pitfalls
β Not validating competitive researchβverify facts before sharing
β Accepting user stories without involving engineering team
β Over-relying on frameworks without qualitative judgment
β Not customizing outputs to company culture and communication style
β Skipping stakeholder validation of generated requirements
Best Practices
β Do
+Validate research and competitive analysis with real data
+Collaborate with engineering when generating technical requirements
+Customize frameworks and templates to your company context
+Use skill for first drafts, refine with stakeholder input
+Document successful prompt patterns for PM tasks
+Combine AI efficiency with human judgment and intuition
β Don't
βDon't publish competitive analysis without fact-checking
βDon't finalize user stories without engineering review
βDon't make prioritization decisions solely on AI scoring
βDon't skip customer validation of generated requirements
βDon't ignore company-specific context and culture
π‘ Pro Tips
β Provide context: company goals, constraints, customer feedback
β Ask for alternatives: 'Show 3 ways to prioritize this roadmap'
β Request stakeholder-specific formatting: 'Executive summary vs. engineering spec'
β Use skill for 70% generation + 30% customization to company needs
When to Use This
β Use when
Use for user story writing, competitive research, roadmap prioritization, stakeholder communication, and PRD drafting. Best for reducing repetitive documentation and research work.
β 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.
Learning Path
1Basic: user stories, feature specs, status updates