Prompts for the next billion-dollar app.
25 prompts. Each one shipped a real app. Curated by Love44's Head of Prompt Engineering — pulled from the threads where solo builders said "this actually worked".
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The library
Stripe-gated SaaS shell
Stack: React + Tailwind + Supabase (auth + RLS + `subscriptions` table) + Stripe Checkout + TanStack Query. Build: a starter SaaS where signed-in users with an active Stripe subscr…
Invoice generator
Stack: React + Tailwind + Supabase + react-pdf. Build: a one-page invoice generator. User fills client name, line items, tax, notes — gets a clean PDF and a shareable link. Must ha…
Client portal
Stack: React + Tailwind + Supabase + TanStack Query. Build: a portal where freelancers invite clients to view project status, files, and invoices. Must have: invite-by-email flow,…
Scheduling tool
Stack: React + Tailwind + Supabase + date-fns. Build: a Calendly-style booking page. Owner sets availability windows, visitors pick a slot, both get a confirmation. Must have: time…
Form builder
Stack: React + Tailwind + Supabase + react-hook-form + zod. Build: a Typeform-lite. Owner builds a form by adding fields; respondents fill it out; owner sees responses in a table.…
Feedback board
Stack: React + Tailwind + Supabase + Realtime. Build: a public feedback board with upvotes and statuses (Open, Planned, Shipped). Must have: post + upvote without sign-in (one vote…
Lightweight LMS
Stack: React + Tailwind + Supabase + Mux/Plyr for video. Build: a course platform where one instructor publishes lessons and students track progress. Must have: course → module → l…
Personal CRM
Stack: React + Tailwind + Supabase + cmdk. Build: a personal CRM for tracking people and the last time you spoke. Must have: contact list with last-contact date, "Touch base" butto…
Admin dashboard
Stack: React + Tailwind + Supabase + recharts. Build: an internal admin dashboard for the app's owner — users, revenue, recent signups, errors. Must have: access gated by a `has_ro…
Lead tracker
Stack: React + Tailwind + Supabase + dnd-kit. Build: a Kanban for sales leads — columns for stages, cards for leads, drag to move. Must have: stages stored in a table (not hardcode…
Expense splitter
Stack: React + Tailwind + Supabase. Build: a Splitwise-lite for a small group — add expenses, split evenly or by share, see who owes whom. Must have: groups with members, expenses…
Inventory tracker
Stack: React + Tailwind + Supabase. Build: a small-business inventory tool — products, stock counts, low-stock alerts. Must have: products with SKU, current stock, reorder threshol…
Support inbox
Stack: React + Tailwind + Supabase + Resend (or any inbound-email provider). Build: a shared inbox where customer emails land as tickets and the team replies from the app. Must hav…
AI chat wrapper
Stack: React + Tailwind + Supabase + Lovable AI Gateway (`google/gemini-2.5-flash` default). Build: a focused AI chat for one job — pick one: legal Q&A, recipe planner, code review…
AI transcription
Stack: React + Tailwind + Supabase Storage + Lovable AI Gateway. Build: upload an audio file → get a transcript with speaker labels and a one-paragraph summary. Must have: file upl…
AI doc summariser
Stack: React + Tailwind + Supabase + pdf-parse (server-side) + Lovable AI Gateway. Build: paste a URL or upload a PDF → get a structured summary (TL;DR, key points, open questions)…
AI prompt library
Stack: React + Tailwind + Supabase + Lovable AI Gateway. Build: a personal prompt library — save prompts, tag them, run them with variables filled in at runtime. Must have: prompts…
AI scraper dashboard
Stack: React + Tailwind + Supabase + a server function calling a scraping API (Firecrawl/Browserless). Build: enter a URL → server scrapes → dashboard shows extracted structured da…
Waitlist page
Stack: React + Tailwind + Supabase + Resend. Build: a single-page waitlist with email capture, a referral mechanic, and a position-in-line counter. Must have: email + unique referr…
Changelog
Stack: React + Tailwind + Supabase. Build: a public changelog with admin-authored entries grouped by month. Must have: entries with title, markdown body, tags (Feature, Fix, Improv…
Status page
Stack: React + Tailwind + Supabase + a cron-triggered server route. Build: a public status page showing current uptime per service and a 90-day history. Must have: services table,…
Link-in-bio
Stack: React + Tailwind + Supabase. Build: a Linktree-lite where each user gets `/u/:handle` with a list of links and a profile. Must have: handle reservation with uniqueness, drag…
Niche directory
Stack: React + Tailwind + Supabase + Algolia or Postgres FTS. Build: a directory for one niche (pick one: indie SaaS, Lovable templates, design portfolios). Submitters add listings…
Cohort community
Stack: React + Tailwind + Supabase + Realtime. Build: a private community for one cohort — discussion threads, member directory, weekly thread auto-created. Must have: invite-only…
Membership / gated content
Stack: React + Tailwind + Supabase + Stripe + MDX. Build: a paid newsletter / gated content site. Free posts visible to all; paid posts gated by an active subscription. Must have:…
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