Directory

AI tools and resources

Curated and current: the tools worth knowing, and material that goes deeper than the book.

Images & designFreemium

Adobe Firefly

Adobe's generative image and design model, trained on licensed and public-domain content and integrated into Photoshop, Illustrator and Express. Positioned for commercial use where copyright provenance of training data matters.

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Images & designFreemium

Canva

Design platform for non-designers that has added AI image generation (Magic Media), background removal and text tools on top of its drag-and-drop editor. Free tier plus paid Pro plan.

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AssistantsFreemium

ChatGPT

OpenAI's general-purpose chat assistant for writing, coding, research and image generation, with a free tier and paid Plus/Pro tiers. The most widely used consumer AI assistant and a reasonable default choice for beginners.

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AssistantsFreemium

Claude

Anthropic's chat assistant, known for careful writing, long-document handling and coding via the separate Claude Code tool. Free with usage limits, plus paid Pro/Max plans.

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CodingFreemium

Claude Code

Anthropic's command-line coding agent that reads, edits, tests and runs code across a whole repository, used for larger refactors and multi-step programming tasks. Usage is billed through a Claude Pro/Max subscription or API credits.

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ResearchFreemium

Consensus

AI search engine over roughly 200 million peer-reviewed papers that summarizes what the evidence says on a research question and shows a visual consensus meter. Free tier with limited AI credits plus a paid plan.

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CodingFreemium

Cursor

A fork of VS Code rebuilt around AI pair-programming, with codebase-wide context, multi-file edits and an autonomous agent mode. Aimed at developers who want AI woven into the whole editor rather than bolted on as a plugin.

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WritingFreemium

DeepL Write

Writing assistant from the German-founded translation company DeepL that improves grammar, tone and phrasing in your own language rather than translating it. Included in DeepL's free plan, with more usage in paid plans.

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Audio & videoFreemium

ElevenLabs

Text-to-speech and voice-cloning platform producing near-natural voices in many languages, used for audiobooks, dubbing and voiceovers. Free tier with limited characters plus paid usage-based plans.

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ResearchFreemium

Elicit

AI research assistant built on the Semantic Scholar database for finding, screening and extracting data from academic papers, aimed at literature reviews. Free tier plus paid plans for higher volume.

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AssistantsFreemium

Gemini

Google's chat assistant, deeply integrated into Search, Workspace (Docs, Gmail) and Android. Free tier plus paid Google AI subscriptions for higher limits and more capable models.

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CodingFreemium

GitHub Copilot

AI coding assistant built into VS Code, JetBrains IDEs and GitHub.com, offering autocomplete, chat and agent-style multi-file edits. Limited free tier plus paid individual/business plans.

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WritingFreemium

Grammarly

Writing assistant that checks grammar, tone and clarity across browsers, Word and other apps, now with generative AI rewriting added on top of its original correction engine. Free tier plus paid Premium/Business plans.

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Audio & videoFreemium

HeyGen

AI avatar and video-translation tool that can lip-sync a video into other languages or generate a talking avatar from a script. Free tier plus paid plans.

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Local & open sourceFreemium

Hugging Face

The largest hub for open-weight models, datasets and demo apps (Spaces), plus paid inference and training infrastructure. The default place to find and download open models before running them locally.

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Images & designFreemium

Ideogram

AI image generator distinguished by its ability to render legible text inside images, useful for posters, logos and social graphics. Free tier plus paid plans.

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WritingPaid

Jasper

AI writing platform aimed at marketing teams, with brand-voice controls and templates for ads, blog posts and campaigns. No permanent free tier, only paid plans after a trial.

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AssistantsFreemium

Le Chat

Chat assistant from the French AI lab Mistral, built on Mistral's own open and proprietary models. Free tier, paid Pro/Team plans, notable as a European alternative with EU-based data handling.

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Images & designFreemium

Leonardo.Ai

AI image generator aimed at game and product designers, with fine-grained control over style, custom models and consistent characters. Free tier with daily credits plus paid plans.

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Local & open sourceOpen source

Llama (Meta)

Meta's family of open-weight language models, downloadable and runnable locally or via cloud providers, widely used as the base for fine-tuned and local chatbots. Free for most organizations under Meta's community license.

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Local & open sourceFree

LM Studio

Desktop app with a chat interface and local API server for running open-weight models on your own computer, aimed at people who want a graphical alternative to Ollama's command line. Free to use, closed source.

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Automation & agentsFreemium

Make

Visual, node-based automation platform similar to Zapier but with a more detailed flow editor, popular for complex multi-branch automations. Free tier plus paid plans by operations count.

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Images & designPaid

Midjourney

AI image generator known for its distinctive, stylized visual output, used through Discord or its own web app. Subscription-only, with no permanent free tier.

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Automation & agentsFreemium

n8n

Workflow automation tool that is fair-code licensed and free to self-host, with a paid cloud version for those who don't want to run their own server. Popular with developers who want automation without vendor lock-in.

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ResearchFreemium

NotebookLM

Google's source-grounded research and note-taking tool that answers questions and generates audio summaries strictly from documents you upload, which limits (but does not eliminate) the risk of invented facts. Free for any Google account; a paid tier is bundled into Google AI subscriptions.

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Local & open sourceOpen source

Ollama

Command-line tool for downloading and running open-weight language models locally on your own machine, with a simple model registry and an OpenAI-compatible local API. Free and open source.

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AssistantsFreemium

Perplexity

AI answer engine that searches the web and cites sources for each claim, positioned as a research tool rather than a general chatbot. Free tier plus a paid Pro tier with more searches and file uploads.

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Automation & agentsPaid

Relevance AI

No-code platform for building and orchestrating AI agents that connect to business tools and data, aimed at teams automating multi-step work rather than single tasks. Paid plans, with enterprise onboarding.

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CodingFreemium

Replit

Browser-based coding environment with an AI agent that can scaffold, run and deploy full applications from a prompt. Aimed at beginners and rapid prototyping rather than navigating a large existing codebase.

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Audio & videoFreemium

Runway

AI video generation and editing tool for text-to-video, image-to-video and video-to-video effects, aimed at filmmakers and motion designers. Free tier with limited credits plus paid plans.

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Local & open sourceOpen source

Stable Diffusion (Stability AI)

Open-weight image generation model family that can run locally via free tools like ComfyUI, or through Stability AI's paid API. Older versions (SDXL) are fully open; newer ones require an enterprise license above $1M annual revenue.

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Audio & videoFreemium

Suno

AI music generator that produces full songs, including vocals, from a text prompt or lyrics. Free tier with limited generations plus paid plans that add commercial usage rights.

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Audio & videoFreemium

Synthesia

AI avatar video generator that turns text scripts into presenter-led videos with synthetic voices, used mainly for training and explainer content. Free tier plus paid plans billed by video minutes.

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WritingFreemium

Writesonic

AI writing tool for marketing copy, SEO articles and ad text, positioned as a cheaper alternative to Jasper with similar template-driven workflows. Free trial plus paid plans.

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Automation & agentsFreemium

Zapier

No-code automation platform connecting thousands of apps via triggers and actions, with AI features (Zapier Agents, Copilot) added on top of its original workflow engine. Free tier with limited monthly tasks plus paid plans by task volume.

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