Use cases

app.therundown.ai

Ben Sinden used Claude to build a local search tool for vintage player stickers needed in retro-football videos, with player, season and team inputs, recent searches and one-click working-folder downloads.

Claude

linkedin.com

Simon Monk used Claude Code across more than ninety development sessions to build a controller for his Sydney home's solar panels, Powerwall battery and electric vehicle. The system began on a Mac Studio and moved to a Raspberry Pi connected to Home Assistant.

Claudevia Claude Code

willwarren.com

Claude Code implemented a serial protocol for a homemade EEPROM programmer. Its maker wired the Arduino hardware and checked uploads in a real homebrew CPU.

Claude

rossgarlick.com

Claude Code and Codex built a startup-ranking game. Review moved ELO to the server and fixed reset timing while the owner chose mechanics and launched a beta.

Claudevia Claude Code; Codex review; Cowork planning

loopedin.games

Claude Code built a Unity bullet hell using scene and play-mode tools. Human code and asset review supported an itch.io release; Steam remained future work.

Claudevia Claude Code with Opus

linkedin.com

Tyson and Natasha of Gardener & Son described using Claude Code to build public tools for ecological gardening in Melbourne. Their customer interview connected the software to their physical gardening work rather than presenting a hypothetical collection of agent ideas.

Claude

reddit.com

Claude Code and Codex built a desk E-Ink quota screen. Tests caught false zero readings, and the maker required offline, stale and last-good-value states.

Claudevia Claude Code and Codex

reversetobuild.com

An embedded developer used Claude to create a Zephyr Kconfig reference skill and edit hooks after invented symbols broke builds, retaining hardware review.

Claudevia Claude Code

note.com

Komugi @ PowerPlatform first hand-built a travel app for a Los Angeles trip, including flights, an itinerary, maps, shared expenses and Disney planning. Rebuilding that structure for each destination would have taken several more days, so the author created a reusable Claude Code skill called trip-app.

Claude

piotrszaran.com

Piotr Szaran built a wedding website for himself and his fiancée, designed for around two hundred guests. It needed to communicate event details, collect RSVPs and give the couple a practical way to manage responses and guest information.

Claude

linkedin.com

Daniel Saks had wanted a bicycle for months for trips between his Palo Alto office, gym and meetings. He gave Claude Code a concrete buying assignment and a personal Markdown file containing his height, weight, preferred colors, style and negotiating tone.

Claude

Claude Code simulated a hexcrawl's encounter curve and revised color behavior. Human play and player feedback changed the results despite passing tests.

Claudevia Claude Code with Godot MCP

raygarhe.com

Raygar He runs two small businesses as a sole trader and wanted to see income, expenses and profit per project. Separate accounting products had failed to become a habit; Notion was already where he kept projects, clients and notes.

Claude

jlcpcb.com

Claude Code designed a KiCad buck-converter PCB through MCP. Datasheet, netlist and routing checks corrected errors; no fabricated load-tested supply was shown.

Claude

note.com

Claude reviewed Actions workflows and live repository settings, found the reported attack entry point absent, and made one CI token permission explicit.

Claudevia Claude Code

app.therundown.ai

Brian Frost wanted to check library access before using Audible credits on books from his wishlist. He had Claude build a workflow that compared the wishlist with Libby, separating titles he could borrow immediately from those requiring a wait or unavailable through the library.

Claude

linkedin.com

Severin Sorensen used Claude Cowork to reduce unwanted mail in his own Gmail accounts. The agent inspected the inbox, presented recommendations and worked through the browser after Sorensen approved the proposed actions.

Claude

homie-bridge.com

A Claude subagent found an unconditional Laravel admin gate; the operator confirmed it, added role tests, shipped the repair, and requested a second audit.

Claudevia Claude Code security-auditor subagent

alsade.me

Claude built three chess prototypes from one prompt; changing installed skills altered rules, layout, and architecture in an informal artifact comparison.

Claudevia Claude Code

reddit.com

An author revived an older debt-payoff project with Claude Code and published the resulting debt.ski simulator. The concrete problem was comparing repayment plans when balances have different rates or promotional periods, rather than treating every loan as one fixed-rate balance.

Claude

github.com

Daniel Rosehill published a Claude Code workflow for choosing a portable Bluetooth speaker. He supplied a specification file describing the intended use and budget, alongside screenshots from retailer catalogs, so the comparison could start from available products rather than an unconstrained product search.

Claude

github.com

Claude repaired remote pull path handling in a Rust client, testing actual binary behavior against a mock API while documenting symlink and race limits.

Claudevia Claude Code; Codex supplied review comments

reddit.com

Reddit user u/bluesjammer used Claude for a family trip to Singapore involving two children under three, multiple nationalities, dietary preferences and nap schedules. A follow-up clarified the setup: Claude Code ran in a terminal against a LifeOS repository, where an iterated plan.md held the trip state.

Claude

punkfab.com

Claude traced clustered PCB routing failures to mirrored capacitor exports, fixed geometry parity and the clean verdict, with two connections still open.

Claudevia Claude Code