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© 2026 PromptLLM, a trading name of Properly Ads Ltd

Battle-tested prompts from a prompt engineering expert

The World’s Number 1 Prompt Directory

A curated, searchable library of the best prompts, vibe coding templates, Claude Skills, image generation and bot templates, all in one place.

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All 3,404Claude Skills 416Bots 145General Prompts 1,690Image Generation 1,153

3,404 prompts

Vibe Coding

Vibe Code a Cozi Gold Alternative

Agentic build prompt for a personal Cozi Gold replacement: share a household calendar, lists, chores, and simple meal notes, print or share a simple plan, and keep the data portable and owner-controlled.

Replace Cozi Gold with your own web app: 6 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#family organization#home#web app#vibe coding#cozi gold alternative
Vibe Coding

Vibe Code a Cronitor Alternative

Agentic build prompt for a personal Cronitor replacement: heartbeat endpoint plus dead-man's-switch alerts.

Replace Cronitor with your own web app: 6 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#cron#web app#vibe coding#cronitor alternative
Vibe Coding

Vibe Code a Crowdfunding Platform

Agentic build prompt for a Crowdfunding Platform: crowdfunding site where creators launch campaigns with goals, reward tiers and updates, and backers pledge and follow progress.

Plan-first, build-incrementally prompt for a web app: 12 core features, stretch backlog and acceptance checks.
View full prompt →
#crowdfunding#web app#vibe coding#ai app builder
Vibe Coding

Vibe Code a Currency Converter

Agentic build prompt for a Currency Converter: currency converter using live exchange rates, with favourites, swap and a rate history chart.

Plan-first, build-incrementally prompt for a web app: 5 core features, stretch backlog and acceptance checks.
View full prompt →
#currency converter#web app#vibe coding#ai app builder
Vibe Coding

Vibe Code a Daily Task Planner

Agentic build prompt for a personal Amazing Marvin replacement: capture tasks, schedule or repeat them using configurable strategies, views, timers, and reviews, work from a focused today view, and keep history locally.

Replace Amazing Marvin with your own desktop app: 6 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#personal tasks#tasks#desktop app#vibe coding#amazing marvin alternative
Vibe Coding

Vibe Code a Dazz Cam Alternative

Agentic build prompt for a personal Dazz Cam replacement: a SwiftUI iPhone camera app with a live-filtered Metal viewfinder, a snap carousel of nine film looks including a date-stamped VHS mode, full-resolution filtered capture, import-and-develop for existing photos, and a film roll gallery.

Replace Dazz Cam with your own iOS app: 5 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#vintage camera / film emulation#photo editing#iOS app#vibe coding#dazz cam alternative
Vibe Coding

Vibe Code a Diarly Alternative

Agentic build prompt for a personal Diarly replacement: build a local-first private journal app with fast capture, full-text search, backlinks, tags, and Markdown export.

Replace Diarly with your own desktop app: 5 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#private journal#notes knowledge#desktop app#vibe coding#diarly alternative
Vibe Coding

Vibe Code a Directory Website

Agentic build prompt for a Directory Website: searchable listings directory (for example local services) with categories, maps, reviews, claimed listings and featured placements.

Plan-first, build-incrementally prompt for a website: 14 core features, stretch backlog and acceptance checks.
View full prompt →
#directory#website#vibe coding#ai app builder
Vibe Coding

Vibe Code a Discord Music Bot

Agentic build prompt for a Discord Music Bot: Discord bot that joins a voice channel and plays, queues, skips and pauses music on command.

Plan-first, build-incrementally prompt for a Discord bot: 1 build phases, stretch backlog and acceptance checks.
View full prompt →
#discord bot#Discord bot#vibe coding#ai app builder
Vibe Coding

Vibe Code a DNA Sequence Aligner

Agentic build prompt for a DNA Sequence Aligner: tool that aligns two DNA or protein sequences and visualises the scoring matrix and alignment step by step.

Plan-first, build-incrementally prompt for a web app: 1 build phases, stretch backlog and acceptance checks.
View full prompt →
#bioinformatics#web app#vibe coding#ai app builder
Vibe Coding

Vibe Code a DNA Sonification App

Agentic build prompt for a DNA Sonification App: app that turns DNA sequences into music by mapping bases and codons to notes you can play and export as MIDI.

Plan-first, build-incrementally prompt for a web app: 1 build phases, stretch backlog and acceptance checks.
View full prompt →
#bio art#web app#vibe coding#ai app builder
Vibe Coding

Vibe Code a Donation Contribution Tracker

Agentic build prompt for a Donation Contribution Tracker: tracker for charitable contributions with payees, amounts, receipts and yearly totals.

Plan-first, build-incrementally prompt for a web app: 30 core features, stretch backlog and acceptance checks.
View full prompt →
#finance tracker#web app#vibe coding#ai app builder
Vibe Coding

Vibe Code a Double Pendulum Chaos Simulator

Agentic build prompt for a Double Pendulum Chaos Simulator: animated double-pendulum simulator showing chaotic motion, trails and sensitivity to starting conditions.

Plan-first, build-incrementally prompt for a interactive visualisation: 1 build phases, stretch backlog and acceptance checks.
View full prompt →
#physics simulation#interactive visualisation#vibe coding#ai app builder
Vibe Coding

Vibe Code a Drafts Pro Alternative

Agentic build prompt for a personal Drafts Pro replacement: capture text instantly, run reusable transformations with a visible diff, and file the result into local destinations without uploading the document.

Replace Drafts Pro with your own desktop app: 6 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#grammar#writing assistant#desktop app#vibe coding#drafts pro alternative
Vibe Coding

Vibe Code a Drawing App

Agentic build prompt for a Drawing App: canvas drawing app with brushes, colours, shapes, eraser, undo/redo and export to PNG.

Plan-first, build-incrementally prompt for a web app: 4 core features, stretch backlog and acceptance checks.
View full prompt →
#drawing#web app#vibe coding#ai app builder
Vibe Coding

Vibe Code a Drum Kit

Agentic build prompt for a Drum Kit: playable drum kit where keys or taps trigger drum sounds with visual feedback, plus a simple recorder.

Plan-first, build-incrementally prompt for a web app: 2 build phases, stretch backlog and acceptance checks.
View full prompt →
#music toy#web app#vibe coding#ai app builder
Vibe Coding

Vibe Code a Fantastical Alternative

Agentic build prompt for a personal Fantastical replacement: build a polished Apple calendar client with natural-language event entry and local calendar sets, create conflict-safe events, and send confirmations and reminders.

Replace Fantastical with your own web app: 6 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#booking links and calendar automation#scheduling#web app#vibe coding#fantastical alternative
Vibe Coding

Vibe Code a Fast Food Ordering Simulator

Agentic build prompt for a Fast Food Ordering Simulator: simulation of a take-away restaurant: customers order, staff prepare, orders move through a live queue to pickup.

Plan-first, build-incrementally prompt for a web app: 8 core features, stretch backlog and acceptance checks.
View full prompt →
#restaurant ordering#web app#vibe coding#ai app builder
Vibe Coding

Vibe Code a Fathom Analytics Alternative

Agentic build prompt for a personal Fathom Analytics replacement: collect pageviews/events via JS, aggregate metrics, show simple dashboards, and send reports.

Replace Fathom Analytics with your own web app: 6 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#privacy web analytics#analytics#web app#vibe coding#fathom analytics alternative
Vibe Coding

Vibe Code a Feedbin Alternative

Agentic build prompt for a personal Feedbin replacement: build a private RSS reader workspace that imports user-supplied URLs or files, extracts metadata, supports notes, and searches the local corpus.

Replace Feedbin with your own web app: 4 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#rss reader#rss research#web app#vibe coding#feedbin alternative
Vibe Coding

Vibe Code a Feedly Alternative

Agentic build prompt for a personal Feedly replacement: parse RSS feeds on a schedule, store items, mark read/saved, expose folders and search, and optionally summarize articles.

Replace Feedly with your own web app: 7 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#rss reader#rss research#web app#vibe coding#feedly alternative
Vibe Coding

Vibe Code a Fibery Alternative

Agentic build prompt for a personal Fibery replacement: build a single-user connected work platform workspace with projects, tasks, statuses, filters, recurring items, and JSON export.

Replace Fibery with your own web app: 6 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#connected work platform#tasks#web app#vibe coding#fibery alternative
Vibe Coding

Vibe Code a FileChanger Alternative

Agentic build prompt for a personal FileChanger replacement: accept a file, shell out to pandoc, ImageMagick or FFmpeg depending on what it is, and hand the converted bytes back over HTTP or MCP.

Replace FileChanger with your own web app: 9 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#file format conversion via api#documents#web app#vibe coding#filechanger alternative
Vibe Coding

Vibe Code a Fillout Alternative

Agentic build prompt for a personal Fillout replacement: build a public form that writes to a user-owned database and supports simple branching, validate submissions, notify the owner, and provide a private response table with CSV export.

Replace Fillout with your own web app: 6 scoped features, explicit out-of-scope list and handover checks.
View full prompt →
#forms#web app#vibe coding#fillout alternative
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Samuel

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Have a question? Email me at sam@promptllm.co

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