Build apps & tools: 33 real cases

Watch Claude Code agents and spend in an animated office

Marcelo Lima's AgentDesk shows Claude Code sessions as office robots with live token spend and phone approve/deny.

Maximize protein per dollar on a $75 Kroger budget with Claude Code

Akshay Thakare’s Claude Code MacroMarket spent $74.99 of a $75 Kroger budget and built a Mon–Sun high-protein plan.

End the Sunday meal argument with a Claude Code family app

Jared Hebb built a Claude Code family meal app that replaced a 45-minute Sunday fridge argument with an emailed plan.

Search six AI coding tools' prompt histories in one local dashboard

Al Amin Rifat's local dashboard searches prompt history across Claude Code, Cursor, Copilot, OpenCode, Windsurf, and Antigravity.

Build a pantry-ledger meal app with Claude Code (House Menu)

Eric Chavez used Claude Code to ship House Menu with a 133-migration pantry ledger now in daily home use.

Fix a dog’s chained medication reminder app with Claude Code

Tania Papazafeiropoulou used Claude Code to fix silent alerts and duplicates in Mario’s chained medication Expo app.

Ship a browser tab manager with Claude Code in 19 days

taewoo shipped Tabby with Claude Code in 19 days and 546 messages, reaching 141 users with 29 themes and 12 languages.

Build a privacy-first family Home Hub with Claude Code

Craig Monsen used Claude Code to build Home Hub, merging Skylight, email and calendars into a 5:30 AM briefing and a Telegram assistant.

Fix year-routing in a Gemini tax-invoice script with Claude Code

Waldo used read-only Claude Code to replace brittle year if/else routing in a Gemini invoice Apps Script with FOLDER_MAPPING.

Build double-entry invoicing against Czech law with Claude Code in three days

Jiří Dolejš used Claude Code for a ~3,430-line Czech-law accounting spec and shipped double-entry invoicing in three days.

Vibe code a fall-detection camera system for aging parents with Lovable

Srdjan Stakic built a fall-detection camera app for aging parents in Lovable; it partly needed a hired IT company and took months.

Connect grocery receipt data to ChatGPT through a custom MCP server

Mike Houston got grocery receipt data into ChatGPT through a custom MCP server, but it only partly went smoothly; setup needed fixes.

Build a shared family grocery list Android app with Claude Code

Anurag Singh had Claude Code build a shared grocery list app with offline sync and reminders that the family uses every day.

Build a family chores, inventory and spending app with Claude

Andrew Grush built a household app with Claude for chores, inventory, spending and the calendar, and uses it nearly every day.

Build a 100-day painting challenge tracker app with Claude Code

Non-coder CEO Amar Ghose had Claude Code ask questions, write docs and build a 100-day painting tracker in about 7–8 hours.

Build a math flashcard game for a 4-year-old with Claude Code

With no Swift experience, Michael Marcal built an iOS math flashcard game for a 4-year-old with Claude Code in a weekend.

Build a cross-platform file transfer app in Rust with Claude Code

David built ShuttleSCP, a 22,000-line Rust file transfer app with 149 tests, using Claude Code, and still caught real bugs by hand.

Build a dyslexia reading practice app for a child with Claude Code

Chris Crandall built Word Lab, a dyslexia reading app with twelve modes, for a child using Claude Code, with no ed-tech background.

Turn a family meal plan into a Kroger cart with Claude Cowork

Patt S had Claude Cowork plan meals for three around allergies and fill a Kroger cart, after a first overbuilt setup plan.

Build a self-hosted family finance app in 9 days with Claude Code

Rodion used Codex and then Claude Code to build a self-hosted family finance app in nine days with 446 prompts.

Build a Numberblocks image finder for a 5-year-old with Lovable

Harshal Patil built a Numberblocks image finder with Lovable in 45 minutes, but Cursor and n8n failed at the bulk scraper.

Vibe code a music game companion app with an 8-year-old using ChatGPT and Base44

Boo Kok Chuon and an 8-year-old built a game companion app in three hours with ChatGPT, Base44 and Nano Banana Pro.

Vibe-code a voice status app for a client at 78 with Emergent

Lewis Dickson, a 78-year-old retiree, used Emergent to vibe-code a voice web app that answers what's our AED status from a database.

Vibe code a dog breed-spotting iPhone app with Claude as a designer

Designer Cynthia Chen built Dog-e-dex, a dog breed-spotting iPhone app, over about two months by copying Claude code into Xcode.