Security, Science & Hardware
Reverse engineer a patch into a full exploit chain
A researcher used Claude Opus in Claude Code with Playwright MCP to decompile code, find vulnerabilities, and build a working exploit.
Original post ↗Claude Code
All use cases
Real workflows with the tools, steps and prompts to copy them. Filter by what you use and how much time you have.
Money, Bills & Benefits
Track personal finances nightly from bank emails
A non-coder had Claude Code build a finance tracker that pulls bank emails, categorizes spending, and runs nightly on a Raspberry Pi.
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Sales, Marketing & Support
Rewrite low-CTR meta titles and audit sites for SEO
An SEO agency tests Claude Code with a CMS API and Search Console to rewrite meta tags for low-CTR pages, push changes, and audit robots.txt, sitemaps and structured data.
Original post ↗Claude Code
Money, Bills & Benefits
Extract expenses from credit card statements into Excel
The author had Claude Code read a folder of credit card statements, learn his patterns, and put relevant expenses into an Excel sheet, saving hours; he plans to review subscriptions next.
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Work & Operations
Build a newsletter performance dashboard without coding
A non-coding media operator had Claude Code build a dashboard tracking newsletter performance across a network in about 30 minutes; a solo CFO built an expense system.
Original post ↗Claude Code
Sales, Marketing & Support
Generate ad variations and pull campaign data for growth marketing
Anthropic's growth marketing team used Claude Code to flag underperforming ads from a CSV and generate hundreds of Google Ads variations, plus a Figma plugin and Meta Ads MCP server.
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Sales, Marketing & Support
Triage support tickets and draft replies
A Claude Code skill builds scripts against support, billing and database APIs to list and triage tickets, gather billing context, draft replies, and run refunds and cancellations.
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Research & Knowledge
Search years of research files in an Obsidian vault
Claude Code, guided by a CLAUDE.md, searches research papers, scans and PDFs via Spotlight, extracts text, and files daily notes in dated folders.
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Content & Creative
Compose songs by writing synthesis code
The author ran one-shot experiments where Claude Code wrote Python to synthesize music, including a rock song with sung lyrics via macOS say; sampling a song failed.
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Research & Knowledge
Synthesize interview transcripts and PDFs for research
Claude Code is pointed at transcripts and PDFs to produce theme summaries, evidence tables and annotated bibliographies; a UX researcher runs 50-transcript studies this way.
Original post ↗Claude Code
Software & DevOps
Migrate a SaaS from AWS to DigitalOcean
A developer used Claude Code as a pair programmer for provisioning, database seeding, SSL, DNS cutover and production debugging, finishing in about four hours with zero downtime by his account.
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Software & DevOps
Migrate toolchain, architecture and site design with Claude Code
A developer had Claude Code switch a monorepo to oxlint/oxfmt, restructure the architecture and redesign a site, validating in a loop; the redesign took days instead of weeks.
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Content & Creative
Index a newsletter archive and repurpose writing
Per the guide, Casey Newton used Claude Code to index 818 newsletter editions in under 30 minutes, and writers audit note vaults and turn essays into newsletter and thread files.
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Games & Simulations
Build retro games with a child using Claude Code
An author builds games like a space shooter and an animal hospital game with his 7-year-old, using pixel art assets and a spec drafted via Claude's question tool.
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Travel & Bookings
Plan a vacation with a custom Codex-built website
Claire had Codex research hotels, map them on Google Maps and deploy a trip site from her phone; its browser also navigated to checkout for an item.
Original post ↗Codex
Games & Simulations
Add a battle-of-Alesia expansion to a 1990s game remake
Nate Combs used ChatGPT for research and a prompt, and Claude Code implemented the expansion, iterating on his playtest feedback.
Original post ↗Claude Code
Sales, Marketing & Support
Make daily safe SEO fixes with a Codex automation
A scheduled Codex automation reviews analytics and SEO notes each morning, picks five safe fixes like internal links and metadata, and applies them.
Original post ↗Codex
Sales, Marketing & Support
Rank CRM prospects and draft outreach with Codex
A demo has Codex pull CRM data, rank top accounts, and build a 13-slide deck with per-account strategy and draft outreach emails.
Original post ↗Codex