AI Tools Directory

An open, regularly updated directory of AI tools, maintained by the editorial team at Art of the Startup. Each tool has a full written profile rather than a one-line blurb scraped from a homepage.

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Image 5

Tool	What it does	Category	Website
Adobe Firefly	Adobe's generative AI suite for images, video, audio, and design.	Image	adobe.com
Leonardo.Ai	AI image and video generator with 80+ models and a real-time editing canvas.	Image	leonardo.ai
Photoroom	AI background remover and product-photo studio trusted by 80M+ users.	Image	photoroom.com
remove.bg	One-click AI tool that strips the background out of any photo in seconds.	Image	remove.bg
Shutterstock AI	A stock media library with a built-in AI image and video generator.	Image	shutterstock.com

Code & IT 4

Tool	What it does	Category	Website
Hugging Face	A hub for hosting, sharing, and running machine learning models, datasets, and apps.	Code & IT	huggingface.co
OpenAI Platform	The API and developer platform behind GPT models, agents, and OpenAI's other AI tools.	Code & IT	openai.com
OpenRouter	One API for 400+ AI models, so you never rebuild your integration again.	Code & IT	openrouter.ai
Replit	Describe an app in plain language and Replit's Agent builds and deploys it.	Code & IT	replit.com

Business 3

Tool	What it does	Category	Website
HubSpot	An all-in-one CRM platform for marketing, sales, and customer service, with AI built in.	Business	hubspot.com
Prolific	A platform connecting researchers and AI teams with verified human participants.	Business	prolific.com
Salesforce Platform	The Agentic CRM platform for sales, service, marketing, and commerce.	Business	salesforce.com

Chatbot 3

Tool	What it does	Category	Website
ChatGPT	OpenAI's AI chatbot for writing, research, coding, and everyday tasks.	Chatbot	chatgpt.com
Claude	Anthropic's AI assistant for writing, research, and software development.	Chatbot	claude.ai
Perplexity AI	An AI answer engine that searches the web and cites sources instead of guessing.	Chatbot	perplexity.ai

Text & Writing 3

Tool	What it does	Category	Website
Ghosts AI Writer	Brief a specialist AI writer and get back a cited, publish-ready draft. No prompts.	Text & Writing	ghosts.app
Grammarly	An AI writing assistant that checks grammar, tone, and clarity as you type.	Text & Writing	grammarly.com
QuillBot	An AI writing assistant for paraphrasing, grammar checking, and humanizing text.	Text & Writing	quillbot.com

AI Detector 2

Tool	What it does	Category	Website
GPTZero	An AI content detector that flags machine-generated text sentence by sentence.	AI Detector	gptzero.me
ZeroGPT	Free AI content detector that flags ChatGPT-written text, plus a bundled writing toolkit.	AI Detector	zerogpt.com

Productivity 2

Tool	What it does	Category	Website
Miro	An online whiteboard where teams plan, diagram, and connect AI tools to a shared canvas.	Productivity	miro.com
Notion	The AI-powered workspace for docs, projects, and team knowledge.	Productivity	notion.so

Voice & Audio 2

Tool	What it does	Category	Website
ElevenLabs	AI voice generation and conversational voice agents in 70+ languages.	Voice & Audio	elevenlabs.io
TurboScribe	An AI transcription tool that turns audio and video recordings into accurate text fast.	Voice & Audio	turboscribe.ai

Marketing 1

Tool	What it does	Category	Website
Beacons	An all-in-one link-in-bio, store, and media kit platform for content creators.	Marketing	beacons.ai

Video 1

Tool	What it does	Category	Website
CapCut	A free AI video and photo editor for social content, from ByteDance.	Video	capcut.com