PromptOS
Reusable prompt inventory

Prompt library

1,120 ready-to-run prompts across 13 categories.

1,120 prompts
CDCoding
Build: REST API in FastAPI

Write production-ready code for a REST API in FastAPI, with comments explaining each part and error handling.

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CDCoding
Build: React form with validation

Write production-ready code for a React form with validation, with comments explaining each part and error handling.

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CDCoding
Build: SQL query optimizer

Write production-ready code for a SQL query optimizer, with comments explaining each part and error handling.

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CDCoding
Build: Python data pipeline

Write production-ready code for a Python data pipeline, with comments explaining each part and error handling.

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CDCoding
Build: Rate limiter

Write production-ready code for a rate limiter, with comments explaining each part and error handling.

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CDCoding
Build: JWT auth flow

Write production-ready code for a JWT auth flow, with comments explaining each part and error handling.

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CDCoding
Build: CLI tool in Go

Write production-ready code for a CLI tool in Go, with comments explaining each part and error handling.

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CDCoding
Build: Caching layer

Write production-ready code for a caching layer, with comments explaining each part and error handling.

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CDCoding
Build: Webhook handler

Write production-ready code for a webhook handler, with comments explaining each part and error handling.

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CDCoding
Build: Unit test suite

Write production-ready code for a unit test suite, with comments explaining each part and error handling.

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CDCoding
Review: REST API in FastAPI

Review a REST API in FastAPI for bugs, security issues, and performance — list findings by severity with fixes.

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CDCoding
Review: React form with validation

Review a React form with validation for bugs, security issues, and performance — list findings by severity with fixes.

Use prompt →
CDCoding
Review: SQL query optimizer

Review a SQL query optimizer for bugs, security issues, and performance — list findings by severity with fixes.

Use prompt →
CDCoding
Review: Python data pipeline

Review a Python data pipeline for bugs, security issues, and performance — list findings by severity with fixes.

Use prompt →
CDCoding
Review: Rate limiter

Review a rate limiter for bugs, security issues, and performance — list findings by severity with fixes.

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CDCoding
Review: JWT auth flow

Review a JWT auth flow for bugs, security issues, and performance — list findings by severity with fixes.

Use prompt →
CDCoding
Review: CLI tool in Go

Review a CLI tool in Go for bugs, security issues, and performance — list findings by severity with fixes.

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CDCoding
Review: Caching layer

Review a caching layer for bugs, security issues, and performance — list findings by severity with fixes.

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CDCoding
Review: Webhook handler

Review a webhook handler for bugs, security issues, and performance — list findings by severity with fixes.

Use prompt →
CDCoding
Review: Unit test suite

Review a unit test suite for bugs, security issues, and performance — list findings by severity with fixes.

Use prompt →
CDCoding
Refactor: REST API in FastAPI

Refactor a REST API in FastAPI for readability, DRY, and testability without changing behavior. Explain each change.

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CDCoding
Refactor: React form with validation

Refactor a React form with validation for readability, DRY, and testability without changing behavior. Explain each change.

Use prompt →
CDCoding
Refactor: SQL query optimizer

Refactor a SQL query optimizer for readability, DRY, and testability without changing behavior. Explain each change.

Use prompt →
CDCoding
Refactor: Python data pipeline

Refactor a Python data pipeline for readability, DRY, and testability without changing behavior. Explain each change.

Use prompt →
CDCoding
Refactor: Rate limiter

Refactor a rate limiter for readability, DRY, and testability without changing behavior. Explain each change.

Use prompt →
CDCoding
Refactor: JWT auth flow

Refactor a JWT auth flow for readability, DRY, and testability without changing behavior. Explain each change.

Use prompt →
CDCoding
Refactor: CLI tool in Go

Refactor a CLI tool in Go for readability, DRY, and testability without changing behavior. Explain each change.

Use prompt →
CDCoding
Refactor: Caching layer

Refactor a caching layer for readability, DRY, and testability without changing behavior. Explain each change.

Use prompt →
CDCoding
Refactor: Webhook handler

Refactor a webhook handler for readability, DRY, and testability without changing behavior. Explain each change.

Use prompt →
CDCoding
Refactor: Unit test suite

Refactor a unit test suite for readability, DRY, and testability without changing behavior. Explain each change.

Use prompt →
CDCoding
Debug: REST API in FastAPI

Help me debug a REST API in FastAPI that isn't working — walk through likely causes step by step and propose fixes.

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CDCoding
Debug: React form with validation

Help me debug a React form with validation that isn't working — walk through likely causes step by step and propose fixes.

Use prompt →
CDCoding
Debug: SQL query optimizer

Help me debug a SQL query optimizer that isn't working — walk through likely causes step by step and propose fixes.

Use prompt →
CDCoding
Debug: Python data pipeline

Help me debug a Python data pipeline that isn't working — walk through likely causes step by step and propose fixes.

Use prompt →
CDCoding
Debug: Rate limiter

Help me debug a rate limiter that isn't working — walk through likely causes step by step and propose fixes.

Use prompt →
CDCoding
Debug: JWT auth flow

Help me debug a JWT auth flow that isn't working — walk through likely causes step by step and propose fixes.

Use prompt →
CDCoding
Debug: CLI tool in Go

Help me debug a CLI tool in Go that isn't working — walk through likely causes step by step and propose fixes.

Use prompt →
CDCoding
Debug: Caching layer

Help me debug a caching layer that isn't working — walk through likely causes step by step and propose fixes.

Use prompt →
CDCoding
Debug: Webhook handler

Help me debug a webhook handler that isn't working — walk through likely causes step by step and propose fixes.

Use prompt →
CDCoding
Debug: Unit test suite

Help me debug a unit test suite that isn't working — walk through likely causes step by step and propose fixes.

Use prompt →
CDCoding
Test: REST API in FastAPI

Write a thorough test suite for a REST API in FastAPI, covering happy paths, edge cases, and failure modes.

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CDCoding
Test: React form with validation

Write a thorough test suite for a React form with validation, covering happy paths, edge cases, and failure modes.

Use prompt →
CDCoding
Test: SQL query optimizer

Write a thorough test suite for a SQL query optimizer, covering happy paths, edge cases, and failure modes.

Use prompt →
CDCoding
Test: Python data pipeline

Write a thorough test suite for a Python data pipeline, covering happy paths, edge cases, and failure modes.

Use prompt →
CDCoding
Test: Rate limiter

Write a thorough test suite for a rate limiter, covering happy paths, edge cases, and failure modes.

Use prompt →
CDCoding
Test: JWT auth flow

Write a thorough test suite for a JWT auth flow, covering happy paths, edge cases, and failure modes.

Use prompt →
CDCoding
Test: CLI tool in Go

Write a thorough test suite for a CLI tool in Go, covering happy paths, edge cases, and failure modes.

Use prompt →
CDCoding
Test: Caching layer

Write a thorough test suite for a caching layer, covering happy paths, edge cases, and failure modes.

Use prompt →