📖 The AI Tool Bible

All AI tools

919 tools

Obsidian MCP

Model Context Protocol server that lets Claude read, write, and reorganize your Obsidian vault.

Free· Free and open-source (MIT). No paid tiers; users only pay for their own Obsidian license if they choose Commercial/Sync/Publish add-ons.Draft new Obsidian notes from a Claude Desktop chatBulk rename or consolidate tags across a vault

Octomind

Agents · Multi-provider: OpenAI, Anthropic (Claude), DeepSeek, Ollama, and 20+ others; benchmarks cite GLM-5.2 and Claude Opus

Homebrew for AI agents: install specialized, budget-capped AI specialists with one command.

Freemium· Free: $0 · Pro: $10 _first month_ → $20/mo · Max: $50 _first month_ → $100/mo · Team: $500/mo _flat, whole team_Domain-specialist coding agentsAutomated PR review and fixes

Omentir

Agents · Claude Opus 4.5

AI sales agent for automated, personalised LinkedIn outreach

Freemium· Monthly: $29/month · Lifetime: ?Automated LinkedIn cold outreachICP-based lead scoring

OneWayInterview

AI-scored async video interviews for SMB hiring teams

Freemium· Starter: $13.99 · SME: $34.99 · Business: $62.99 · Unlimited: $209.99async video screeningAI candidate ranking

Onlook

Cursor for Designers — visually edit your React codebase with AI.

Freemium· Free self-hosted (open source on GitHub); Cloud version pricing custom — contact sales / book a demo.Visual editing of a Next.js marketing siteDesigner-driven component refactors in a shared React repo

Onyx

RAG · LLM-agnostic — routes to OpenAI (GPT-4o/GPT-5), Anthropic Claude, Google Gemini, Azure OpenAI, AWS Bedrock, or local Ollama/vLLM models

Open-source AI chat connected to your docs, apps, and people

Freemium· Business: $20 · Enterprise: Contact usInternal knowledge-base chatbot over Confluence and Google DriveSupport-team assistant grounded in Zendesk tickets and help docs

OpenAI Agents SDK (Python)

Agents · GPT-4o / GPT-4.1 / gpt-realtime (provider-pluggable via LiteLLM)

A lightweight Python framework for building multi-agent LLM applications with handoffs, guardrails, and built-in tracing.

Free· SDK is free and open source (MIT-licensed). Cost is pass-through to whichever model provider you point it at — OpenAI API pricing applies when using GPT models; third-party providers billed separately.Multi-agent customer support with specialist handoffsVoice agents using gpt-realtime for phone or in-app calls

OpenClaude

Coding · Model-agnostic — routes to OpenAI, Gemini, Grok, Codex, Ollama, LM Studio, GitHub Models, DeepSeek and 200+ others

Open-source, model-agnostic terminal coding agent

Free· Free and open source; you pay only for whichever underlying model API you configure (or $0 with local Ollama / LM Studio).Terminal-based pair programmingAutomated refactors across a repository

OpenMontage

Video · Provider-agnostic orchestrator: FLUX, Imagen, GPT Image 2, Stable Diffusion, Kling, Runway Gen-4, Veo 3, HeyGen, ElevenLabs, Suno; driven by any AI coding assistant.

Open-source, agentic video production studio that plugs into your AI coding assistant.

Free· Free and open-source (AGPL-3.0). Runs at $0 with free providers (Piper TTS, Remotion, Archive.org/NASA/Wikimedia footage). Optional paid provider costs typically run $0.15-$3 per video when using Kling, Runway Gen-4, Veo 3, ElevenLabs, Suno, FLUX, etc. Configurable budget cap defaults to $10 per run.AI-generated YouTube explainer videosTalking-head shorts with cloned or synthetic voices

OpenSpec

Coding · Agent-agnostic; works with Claude (Opus recommended), GPT, Gemini, and others via 30+ coding-agent integrations

A lightweight spec-driven framework for AI coding agents

Free· Free and open source (MIT license). No paid tiers — install via npm.Spec-driven change proposals for AI coding agentsReviewing AI-generated code via spec deltas instead of line diffs

OpenUI

Coding · Model-agnostic via LiteLLM: OpenAI GPT-4o/4.1, Anthropic Claude 3.5/3.7, Google Gemini, Groq, Cohere, Mistral, and local Ollama models (Llama, Qwen, etc.)

Describe a UI in natural language and see it rendered live in HTML, React, Svelte, or Web Components

Free· Free and open-source (Apache-2.0). Hosted demo at openui.fly.dev is free; self-hosting is free but you pay for whatever model API keys (OpenAI, Anthropic, Groq, Gemini, Cohere, Mistral) you plug in, or run local models via Ollama at zero token cost.AI-assisted UI prototypingGenerating React component scaffolds from prompts

Open WebUI

Agents · Backend-agnostic: any Ollama, llama.cpp, vLLM, or OpenAI-compatible API (OpenAI GPT, Anthropic Claude, Llama 3.x, Qwen, Mistral, Gemma, etc.)

Self-hosted, extensible AI chat platform that runs on your infrastructure

Freemium· Free (self-hosted, MIT-style community license via pip/Docker) / Enterprise: custom pricing for SSO, RBAC, audit logs, air-gapped deployment, data-residency guaranteesSelf-hosted ChatGPT alternative for a teamPrivate RAG chatbot over internal documents

Opera Neon

An agentic browser from Opera built to act on the web, not just render it.

Paid· Basic: $10 · Pro: $20 · Enterprise: Contact salesMulti-tab web research briefsVendor and product comparison across sources

Opus Clip

Video · in-house (proprietary ClipAnything and ReframeAnything models, plus third-party ASR)

AI that turns long videos into short viral clips ready to post everywhere

Freemium· Free: $0 · Starter: $15/mo · Pro: $29/mo · Business: CustomPodcast to TikTok/Reels/Shorts repurposingWebinar highlight reels

PearAI

Coding · Model-agnostic via Continue: OpenAI GPT-4o, Anthropic Claude 3.5 Sonnet, Google Gemini, Groq, and local models via Ollama

Open-source AI code editor — a VS Code fork with Continue baked in

Freemium· Intern: Free · Maker: $15/month · Enterprise: Contact UsAI pair programmingcodebase-aware chat

Perplexity Comet

Agents · Routes to Perplexity Sonar plus frontier models (OpenAI GPT, Anthropic Claude, Google Gemini) depending on task and subscription tier

An agentic AI browser from Perplexity that reads, reasons over, and acts on the pages you're viewing.

Freemium· Basic: $10 · Pro: $20 · Enterprise: Contact salesMulti-tab research synthesis with citationsAgentic email triage and drafting in Gmail

Perplexity MCP Server

MCP Servers · Perplexity Sonar family (via Agent and Search API presets)

Official MCP server for Perplexity's Sonar search, research, and reasoning APIs

Paid· Free: $ 0 USD · Team: $ 4 USD per user/month · Enterprise: $ 21 USD per user/monthgrounded web search inside Claude Desktopcited research briefs in Cursor

Pinpoint

Visual feedback for AI coding agents

Free· Free and open source under the MIT license.Visual bug review for Claude Code sessionsCursor UI iteration loops

Playwright MCP

Microsoft's official Model Context Protocol server for browser automation via Playwright.

Free· Free and open source (Apache-2.0). No paid tiers — you cover browser/compute costs where you run it.Autonomous web browsing agentsEnd-to-end test authoring by demonstration

Poolside

Coding · Poolside Laguna 2.1 (in-house) — Laguna S 118B/8B-active MoE and Laguna XS 33B/3B-active MoE

Frontier open-weight foundation models purpose-built for agentic software engineering.

Enterprise· No public price list. Direct enterprise/government engagements are contact-sales; the Laguna 2.1 open-weight models can also be consumed pay-per-token via third-party gateways (OpenRouter, Vercel AI Gateway) at their published rates.Self-hosted coding agents inside enterprise VPCsAir-gapped / on-prem code generation for defense and government

Portraify

Image Generation · Google Gemini

Turn casual selfies into studio-quality AI headshots in about 90 seconds.

Freemium· Basic: $10 · Pro: $20 · Enterprise: $50LinkedIn profile photo refreshResume and CV headshot

Postgres MCP Pro

MCP Servers · Model-agnostic (works with any MCP-capable LLM); optional OpenAI models for experimental LLM-based index tuning

Open-source Postgres MCP server with deterministic health checks, index tuning, and safe SQL execution.

Free· Free and open source (MIT license). No paid tiers.AI-assisted query optimization in Cursor or Claude DesktopAutomated index recommendations for slow workloads

Propi

AI-generated client proposals with tracking and e-signature

Freemium· Free: $0 · Pro: $0 · Studio: $0Freelance client proposalsAgency scope-of-work documents

Puppeteer MCP Server

Reference MCP server that lets LLMs drive a real Chromium browser via Puppeteer.

Free· Free and open source (MIT license). No hosted service; you run it locally under Node/Docker.Give Claude a browser to research JS-rendered pagesHave an agent fill and submit a web form