📖 The AI Tool Bible

The comprehensive directory of AI tools

702 hand-curated tools across 9 categories — writing, coding, image, video, audio, agents, RAG, fine-tuning, and eval. Filter, compare, and pick what actually works.

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Categories

AI assistants for drafting, editing, and long-form content.

Pair programmers, autocompletes, and agentic code editors.

Image Generation

Text-to-image models, editors, and creative pipelines.

Text-to-video, avatars, and AI video editors.

Voice cloning, music generation, speech-to-text.

Autonomous and orchestrated multi-step AI workers.

Retrieval-augmented generation, vector stores, indexers.

Train and host custom models on your own data.

Observability, prompt testing, and quality scoring.

Featured

All featured →

Claude

Writing · Claude Opus / Sonnet

Anthropic's flagship assistant for long-form writing, analysis, and coding.

Freemium· Free tier; Pro $20/mo; Max $100–$200/molong-form writingsummarization

Cursor

Coding · Claude / GPT (configurable)

AI-first VS Code fork — chat, edit, and agentic coding in one IDE.

Freemium· Free hobby; Pro $20/mo; Business $40/mocodingrefactors

Midjourney

Image Generation · Midjourney v7

The gold standard for aesthetic AI image generation.

Paid· $10/mo Basic; up to $120/mo Megaillustrationconcept art

GPT-4o

Writing · GPT-4o

OpenAI's multimodal flagship behind ChatGPT.

Freemium· Free tier; Plus $20/mo; Pro $200/mogeneral writingsummarization

ElevenLabs

Audio · ElevenLabs Multilingual v2

The gold standard for AI voice cloning and TTS.

Freemium· Free 10k chars/mo; from $5/mo Starter; up to $1320/mo ScaleTTSvoice cloning

Suno

Audio · Suno v4

Text-to-song AI — full vocal tracks from a prompt.

Freemium· Free credits; Pro $10/mo; Premier $30/mosongwritingdemos

GitHub Copilot

Coding · GPT / Claude / OpenAI o-series (configurable)

The original AI pair programmer, now with chat and agents.

Paid· Free for individuals; $10/mo Pro; $19/mo Businessautocompletechat

Flux

Image Generation · Flux.1 [schnell / dev / pro]

Black Forest Labs' open-weights image model — rivals Midjourney quality.

Freemium· API per-image; weights free for [schnell] and [dev]open sourceself-hosted

Recently added

Merlin AI

Writing · Multi-model (GPT-4o, Claude 3.7, Gemini 2.5, Llama 3.1, Mistral, Deepseek)

Browser-based multi-model AI assistant that puts GPT-4, Claude, and Gemini one keystroke away on any webpage.

Freemium· Free tier; Pro around $19/monthwebpage-summarizationyoutube-summaries

Taplio

Writing · Multi-model (trained on 50M+ viral LinkedIn posts)

AI-powered LinkedIn growth suite for content creation, scheduling, and lead generation.

Paid· 7-day free trial; paid plans (historically ~$39-$149/mo), 30-day refundlinkedin-contentpost-scheduling

gotoHuman

Human-in-the-loop review layer for AI agents and automated workflows.

Freemium· Free tier; paid plans on pricing pagehuman-in-the-loopagent-oversight

DeepSeek

Coding · DeepSeek R1, V3, V2, Coder V2, VL

Chinese AI lab shipping open-weight reasoning models that punch well above their API price.

Freemium· Free web chat; API priced per million tokens (significantly cheaper than GPT/Claude)reasoningcode-generation

OpenCode

Coding · Multi-model (Claude, GPT, Gemini, local models, 75+ providers)

Open-source AI coding agent that runs in your terminal, IDE, or desktop and talks to 75+ LLM providers.

Freemium· Free and open source; optional paid Zen service for curated coding modelsai-pair-programmingterminal-coding-agent

OpenHands

Agents · Multi-model (Claude, Gemini, GPT/Codex)

Open-source autonomous coding agent that plans, edits, and ships changes across real codebases.

Freemium· Free OSS tier; paid Team plan; Enterprise quoteautonomous-codingpr-review