AI Tools Directory

Find the right AI tool for the job

Search 4,990 AI tools across 12 categories — compare what each tool does, what it costs, and who it is for. Every listing links to the official website.

4,990 tools 2,992 free or freemium 405 open source

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All AI tools

4,990 tools

Runsight

Open-source, self-hosted YAML-first workflow engine for AI agents.

Best for: Automation & Agents

Pricing: Open Source

Limitation: Self-hosted setup required (uvx or Docker)

Runware

by Runware

Ultra-fast AI inference API for image, video, audio, and 3D generation.

Best for: Coding & Development

Pricing: Paid

Limitation: Developer-focused; no casual UI

Runway

by Runway

Cloud-based AI creative suite for generating and editing video, images and audio, powered by its own Gen video models.

Best for: Runway is an AI creative platform from the company Runway, built on its own foundation video models (Gen-4, Gen-4.5).

Pricing: Freemium

Limitation: Credit-based pricing can burn through quickly on high-end models (Gen-4.5 uses 12 credits/second)

Rystic

by Rystic

Local, stateful simulators of the APIs your agent depends on (Slack, GitHub, Stripe, PayPal, Okta, Linear, Kalshi and more) — validated against the live API before every release.

Best for: Developers testing AI agents against third-party APIs without rate limits or real money moving

Pricing: Freemium

Limitation: Free and Pro need an account and a network connection for billing — only Enterprise runs offline

Rythmex

AI speech-to-text platform that transcribes audio and video in 140+ languages with an editor and API.

Best for: Video & Audio

Pricing: Freemium

Limitation: Human-mode transcription is priced per hour, costly for heavy use

Rytr

by Rytr

AI writing assistant with 8M+ users, from $7.50/month unlimited.

Best for: Writing & Content

Pricing: Freemium

Limitation: Output quality behind top models

Sabato AI

by Sabato AI

Managed voice AI agents for e-commerce stores that answer calls about orders, returns, and pre-sales using live catalog data.

Best for: Sabato AI is a fully managed voice AI platform for e-commerce brands.

Pricing: Paid

Limitation: Usage pricing can scale steeply for high call volumes

SafestClaw

OpenClaw alternative that works with no LLM, no API bills, and minimal prompt-injection risk.

Best for: SafestClaw reimagines the personal AI assistant without depending on a language model.

Pricing: Open Source

Limitation: No free-form chat like LLM assistants offer

Saga

by Saga Labs Ltd

Collaborative workspace where AI lives inside your notes and tasks.

Best for: Productivity

Pricing: Freemium

Limitation: Smaller ecosystem than Notion or Obsidian

Saga RPG

by Saga

AI dungeon master that runs interactive role-playing adventures.

Best for: Lifestyle

Pricing: Freemium

Limitation: Public pricing information is unclear

Lifestyle

Sai

by Simular

Simular's computer-use agent that runs fleets of autonomous computers in parallel.

Best for: Automation & Agents

Pricing: Freemium

Limitation: Autonomous control of real computers carries inherent safety risk

Sai

by Simular

Simular's autonomous computer agent — it uses a cloud computer (or your Mac/PC) for hours-long tasks, reporting by text

Best for: People who delegate long research and web chores, not quick chats

Pricing: Freemium

Limitation: Heavy tiers are pricey

Saima

by Saima Inc.

AI video speed controller that adapts playback to your comprehension, with smart note-taking.

Best for: Productivity

Pricing: Freemium

Limitation: Premium features sit behind a subscription

SalesboxAI

by SalesboxAI

Unified agentic GTM platform orchestrating seven AI agents across intent, SDR, voice, and ads.

Best for: Marketing & Sales

Pricing: Paid

Limitation: Newer platform with limited independent case studies

Salesforge

by Salesforge

AI sales automation for cold email and LinkedIn outreach at scale.

Best for: Marketing & Sales

Pricing: Paid

Limitation: Pricing around $48/month

Salesloft

by Salesloft

AI-powered revenue orchestration platform for cadences, conversation intelligence, forecasting, and pipeline growth.

Best for: Marketing & Sales

Pricing: Paid

Limitation: No public pricing — quote-based annual contracts; dialer and chat features are paid add-ons

Salesmotion

by Salesmotion

AI sales agent trio for buying signals, account research, and signal-anchored outreach.

Best for: Marketing & Sales

Pricing: Paid

Limitation: Not a contact database — needs a contact provider for phone/email volume

SalesSage

AI early-warning system for sales-team burnout, morale, and quota risk.

Best for: Productivity

Pricing: Paid

Limitation: Homepage content is thin; value needs a demo

Salt AI

by Salt AI

Governed AI workflow platform where experts build methods and teams run them from chat.

Best for: Automation & Agents

Pricing: Paid

Limitation: Enterprise-focused; no transparent public pricing

Saltfish

by Saltfish AB

AI demo platform turning one capture into interactive demos, narrated videos, sandboxes, and visuals.

Best for: Saltfish is an AI-powered product demo platform from Stockholm's Saltfish AB.

Pricing: Freemium

SambaNova

by SambaNova Systems

Fast, cost-efficient inference on its own RDU chips, from cloud APIs to rack-scale data center systems.

Best for: Coding & Development

Pricing: Freemium

Limitation: Smaller developer community than GPU-cloud rivals

Same.new

AI web builder for cloning and creating websites from descriptions.

Best for: Coding & Development

Pricing: Freemium

Limitation: Cloned designs raise IP questions — best used for inspiration and learning

Samey AI

by Samey

AI work assistant for legal and accounting firms with plain-English commands

Best for: Business & Data

Pricing: Paid

Limitation: Minimum 5 users at £39/user — not for solo practitioners