Free AI Tools Directory

AI Manga Translator is a web-based, AI-powered tool that translates comics and manga images while preserving original image structure and layout. It supports multiple translation engines and languages, offers a Chrome extension and paid plans (including API access) for higher-volume translation credits.

Deepdub is an enterprise-grade AI voice platform for dubbing, localization, and real-time expressive voice agents, offering text-to-speech, speech-to-speech translation, voice cloning, and a Voice API built for live, production environments across 100+ languages.

Stable Diffusion 3 is a state-of-the-art text-to-image generative model (by Stability AI) offering improved image fidelity, multi-subject handling, and better text rendering. It is accessible via online demos, a public API, and downloadable weights for self-hosting with free trial quotas available on stablediffusion3.net.

Massed Compute is a cloud GPU provider offering on‑demand GPUs, bare‑metal servers, and clustered GPU infrastructure with a programmatic API and SDKs for machine learning, rendering, HPC, and data analysis. It emphasizes fast provisioning, enterprise NVIDIA SKUs, and compliance (SOC 2, GDPR, HIPAA).

SONOTELLER is an AI-driven song analysis engine that listens to music and produces comprehensive lyrics and music profiles (genres, subgenres, moods, instruments, BPM/key, language, explicit flag, and highlights). It targets music lovers and industry professionals and offers an API for large-scale auto-tagging and catalog enrichment.

DeepSeek R1 is an open-source, reinforcement-learning–trained reasoning large language model (MoE architecture) optimized for advanced mathematical reasoning, multi-step reflection, code generation, and long-context tasks, available as in-browser WebGPU demos, downloadable distilled weights (1.5B–70B), and an OpenAI-compatible API.

PDF.co provides a low-code REST API for automating PDF conversion, editing, extraction, classification, and AI-powered invoice parsing, aimed at developers and automation workflows.

Respeecher is a professional AI voice technology company offering real-time Text-to-Speech (TTS) and voice cloning services—providing production-grade synthetic voices, a marketplace of AI voices, a Pro Tools plugin, and white-glove services for film, TV, games, podcasts, and enterprise customers.

Cyanite's Free Text Search is part of Cyanite.ai's AI-powered music discovery suite that turns natural-language prompts into precise song matches and complements similarity-based search and auto-tagging for music catalogs.

CelebMakerAI is an uncensored AI content creation platform for adult creators that generates images, NSFW videos, custom AI characters, and multi-scene productions, and offers a public developer API and marketplace of pre-trained models.

Cartoonize AI is a web-based AI image tool that converts photos into a wide range of cartoon and stylized images (anime, Pixar, Studio Ghibli, pixel art, etc.) with adjustable settings and high-resolution downloads.

ChainGPT is a Web3-focused AI platform that provides a suite of AI-powered tools for blockchain and crypto use cases — including a Web3 AI chatbot, smart-contract generator & auditor, AI NFT generator, trading assistant, security extension, an AIVM for on-chain LLM execution, and API/SDK access for developers and businesses.

IndexBox is a market intelligence platform that aggregates, cleans, and models global trade and market data to provide reports, dashboards, forecasts, and company leads for professional market analysts and businesses.

Landing AI provides Agentic Document Extraction (ADE), a vision-first, production-ready document AI platform that converts complex, multi-page documents into accurate, auditable structured data via APIs and SDKs for regulated enterprise workflows.

NEURONwriter is a content optimization platform that combines SEO and AI visibility tools to help teams and marketers create SEO-optimized content, rank on Google, and get cited by AI answer engines.

ClipZap.ai is an all-in-one AI content creation and workflow platform that combines multiple state-of-the-art AI models to generate and edit video, image, audio, and avatars, aimed at creators, marketers, and teams.

Scenario is a creative AI infrastructure platform for production-grade generation of image, video, audio, and 3D assets. It provides model training on brand assets, a library of hundreds of models, visual workflow builders, reusable apps, and an API-first architecture for teams and enterprises.

RunningHub is an all-in-one AI content creation platform powered by native AI agents, offering tools for text, image, audio and video generation, ComfyUI workflows, an infinite canvas (rhTV), templates, and model/API access for creators and developers.

Picarta is an AI-powered image geolocation service that estimates where a photo was taken by analyzing visual clues and returning likely GPS coordinates, city, and country.

Vatis Tech provides a production-grade speech-to-text platform and API that transcribes audio and video with claimed 98–99% accuracy across 50+ languages, plus audio intelligence (speaker diarization, sentiment, topic detection), on-premise deployment, and enterprise security/compliance.

CapMonster Cloud is an AI-powered cloud CAPTCHA solving service offering a fast, scalable API, official SDKs, and browser extensions to automate solving many CAPTCHA types (reCAPTCHA, Turnstile, GeeTest, Cloudflare, Amazon WAF, etc.). It targets developers and businesses requiring automated, high-accuracy CAPTCHA recognition.

AI/ML API (aimlapi.com) is a unified API gateway providing access to 1000+ AI models (chat, reasoning, image, video, audio, voice, search and more) with OpenAI/Anthropic compatibility, a playground, and scaling and enterprise features for production use.

Gumlet is a media platform for hosting, securing, optimizing, and streaming video and images—providing video hosting, developer APIs, DRM, and image optimization to improve delivery, reduce costs, and prevent piracy.

DeepInfra is an AI inference cloud and model marketplace that provides developer-friendly APIs, pay-as-you-go pricing, and inference-optimized infrastructure to run 100+ models for text, speech, image, video and multimodal workloads.