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Free AI Prompt Library

The best prompts from our All-in-One AI Prompt Tool, sorted by niche, subject and project. Copy one, replace the [BRACKETS], or customize it in the prompt tool.

21 prompts

E-Commerce & Marketing
Niche: Handmade goods
Subject: Product description
Project: Etsy listing
SEO Etsy listing writer

Act as an expert Etsy copywriter. Write a listing for [PRODUCT]. Include: a 140-character SEO title front-loading the main keyword, a 3-paragraph description (benefit hook, details & dimensions, care/shipping), and 13 tags of up to 20 characters each. Keep claims honest and avoid keyword stuffing.

3D Printing & CAD
Niche: Desk & office
Subject: Organizer
Project: Meshy model
Printable desk organizer (Meshy)

A minimalist desk organizer with three pen slots and a phone stand, single solid watertight body, flat stable base, all overhangs under 45 degrees, walls at least 1.2 mm, smooth surfaces, no floating parts, 120 mm wide.

AI Image & Design
Niche: Product photography
Subject: Mockup
Project: Listing photos
Studio product mockup

Studio product photo of [PRODUCT] on a seamless light-grey backdrop, soft diffused key light from the left, subtle shadow, 85mm lens, shallow depth of field, crisp detail, commercial catalog style --ar 4:5

3D Printing & CAD
Niche: Toys & fidgets
Subject: Articulated toy
Project: Print-in-place
Articulated print-in-place dragon

A cute articulated dragon designed to print in place, segmented body with 0.4 mm joint clearance, chunky proportions, flat underside for bed adhesion, no supports needed, 150 mm long, watertight mesh.

Productivity & Writing
Niche: Business
Subject: Summary
Project: Meeting notes
Meeting to action items

Summarize the meeting notes below into: 1) key decisions, 2) action items with owner and due date, 3) open questions. Use bullet points and keep it under 200 words. [PASTE NOTES]

E-Commerce & Marketing
Niche: Online store
Subject: Email marketing
Project: Sale announcement
Weekend sale email (AIDA)

You are a friendly email marketer. Using the AIDA framework, write a short email announcing a [DISCOUNT] weekend sale on [PRODUCTS] to past customers. Give 3 subject line options under 45 characters, one preview line, and a single clear call to action.

3D Printing & CAD
Niche: Storage
Subject: Box
Project: OpenSCAD script
Parametric snap-fit box

Write an OpenSCAD script for a parametric storage box with a snap-fit lid. Variables for width, depth, height, wall thickness (default 1.6 mm) and lid tolerance (0.25 mm). Comment each section and keep it supportless.

AI Image & Design
Niche: Branding
Subject: Logo
Project: Small business brand
Flat vector logo

Minimal flat vector logo for a business called '[NAME]' that sells [PRODUCT]. Simple geometric icon, two colors, bold clean sans-serif wordmark, plain white background, no gradients, no mockup.

3D Printing & CAD
Niche: Troubleshooting
Subject: Stringing
Project: Slicer fix
Fix PETG stringing

Act as a 3D printing engineer. My PETG prints are stringing on a [PRINTER]. Give a step-by-step fix ordered from most to least likely: retraction distance/speed, nozzle temperature, travel settings, drying filament. Include starting values to test.

E-Commerce & Marketing
Niche: Social media
Subject: Ad copy
Project: Facebook ad
PAS Facebook ad

Write 3 Facebook ad variations for [PRODUCT] using Problem–Agitate–Solution. Each: a scroll-stopping first line, under 125 characters of primary text, a headline under 40 characters, and a call to action. Target audience: [AUDIENCE].

Productivity & Writing
Niche: Content creation
Subject: Outline
Project: Blog post
SEO blog outline

Create a detailed blog post outline for the keyword '[KEYWORD]'. Include an H1, 6–8 H2 sections with H3 sub-points, an intro hook, a FAQ section with 4 questions, and a meta description under 155 characters.

AI Image & Design
Niche: Home decor
Subject: Lifestyle scene
Project: Pinterest pin
Cozy lifestyle scene

Cozy Scandinavian living room styled with [PRODUCT] on a wooden side table, warm afternoon window light, neutral linen textures, plants, photorealistic, editorial interior photography --ar 2:3

3D Printing & CAD
Niche: Home decor
Subject: Planter
Project: Tripo3D model
Geometric self-watering planter

A low-poly geometric planter with a separate self-watering reservoir, two printable parts, flat base, 2 mm walls, drainage holes, no overhangs above 45 degrees, 110 mm diameter, watertight mesh.

E-Commerce & Marketing
Niche: Social media
Subject: Captions
Project: TikTok video
TikTok caption & hook pack

Give me 10 TikTok video hooks and matching captions for showing off [PRODUCT]. Hooks must work in the first 2 seconds. Add 5 relevant hashtags per caption and keep the tone casual.

Productivity & Writing
Niche: Business
Subject: Strategy
Project: Side hustle plan
30-day launch plan

Act as a small-business coach. Build a 30-day launch plan for [BUSINESS IDEA] with weekly goals, daily tasks under 1 hour, a $[BUDGET] budget split, and 3 metrics to track.

AI Image & Design
Niche: 3D printing
Subject: Concept art
Project: Reference for 3D model
Turnaround reference sheet

Character turnaround sheet of [CHARACTER]: front, side and back views, neutral T-pose, plain white background, even lighting, clean silhouettes, chunky printable proportions, no thin parts.

3D Printing & CAD
Niche: Seasonal
Subject: Ornament
Project: Holiday decor
Layered holiday ornament

A flat layered holiday ornament of [THEME], 80 mm diameter, 4 mm thick, color-change layers at 1 mm intervals, hanging loop reinforced at 3 mm, no supports, crisp raised details.

E-Commerce & Marketing
Niche: Online store
Subject: Product description
Project: Shopify store
Shopify product page

Act as a Shopify conversion copywriter. Write a product page for [PRODUCT]: a headline, 5 benefit bullets, a short story paragraph, an FAQ with 4 questions, and a meta title and meta description under 155 characters.

3D Printing & CAD
Niche: Troubleshooting
Subject: Warping
Project: Slicer fix
Stop corner warping

My [MATERIAL] prints lift at the corners on a [PRINTER]. List the fixes in order: bed cleaning, bed temperature, first-layer speed, brim/mouse ears, enclosure/drafts. Give exact starting values.

AI Image & Design
Niche: Art prints
Subject: Illustration
Project: Wall art
Watercolor wall art

Loose watercolor illustration of [SUBJECT], soft pastel palette, visible paper texture, generous white space, gallery wall-art print style, high resolution, no text.

Productivity & Writing
Niche: Coding
Subject: Code
Project: Spreadsheet automation
Spreadsheet formula helper

I have a spreadsheet with columns [COLUMNS]. Write a formula (Google Sheets) that [GOAL]. Explain each part in plain language and give one worked example.

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