Best Free AI Tools

Udio

Audio

AI music generation platform that creates full songs from text prompts, known for distinctive and high-quality outputs across diverse musical styles.

LangChain

Developer Tools

Open source Python and JavaScript framework for building LLM-powered applications, providing chains, agents, and retrieval tools for AI application development.

Weights & Biases

Developer Tools

MLOps platform for tracking machine learning experiments, visualising model performance, and managing datasets and model versions in a collaborative environment.

Roboflow

Developer Tools

End-to-end computer vision platform for building and deploying object detection, classification, and segmentation models with minimal ML expertise.

Pieces for Developers

Developer Tools

AI-powered developer productivity tool that saves, organises, and retrieves code snippets, screenshots, and context from developer workflows using on-device AI.

Genspark AI

AI Search

AI-powered search engine that generates comprehensive interactive research pages called Sparkpages instead of returning a list of links.

MagicSchool AI

Education

AI platform designed specifically for teachers with 80+ tools for lesson planning, differentiation, assessment creation, and student communication.

SciSpace

Research

AI research tool for reading, understanding, and discovering academic papers, with an AI research assistant that explains complex concepts from papers.

Wordtune

Writing

AI writing tool from AI21 Labs that rewrites, shortens, and expands sentences with multiple tone and style options directly in the browser.

Boomy

Audio

AI music creation platform that generates songs in seconds and allows creators to submit music to streaming services and earn royalties.

Reclaim.ai

Productivity

AI calendar scheduling tool that automatically blocks time for tasks, habits, meetings, and personal priorities based on workload and preferences.

Aider

Coding

Open source terminal-based AI pair programmer that edits code in your local Git repository, working with any AI model via API.

LlamaIndex

Developer Tools

Open source Python framework for connecting AI models to private data sources, specialising in RAG, data ingestion, and multi-agent applications.

Mem AI

Productivity

AI-powered note-taking and knowledge management tool that automatically organises notes using AI and provides a searchable AI-connected personal knowledge base.

Adobe Express AI

Design

Adobe Express is the simplified creative tool from Adobe with AI features for creating social media graphics, short videos, PDFs, and branded content quickly.

Whisper

Audio

OpenAI's open source speech recognition model with broad language support and strong accuracy, widely used in applications and self-hosted deployments.

DALL-E 3

Image Generation

OpenAI's text-to-image model integrated into ChatGPT and available via API, known for accurate prompt following and natural language understanding.

Meta AI

AI Assistant

Meta's AI assistant built on Llama models, integrated into WhatsApp, Instagram, Facebook, and Messenger, available free to billions of users.

Cohere

Developer Tools

Enterprise-focused LLM API specialising in text generation, embedding, and retrieval for business applications with strong data privacy options.

Opus Clip

Video Generation

AI video repurposing tool that extracts short viral clips from long-form videos, adds captions, and optimises for social media platforms automatically.

Krisp

Audio

AI-powered noise cancellation and meeting assistant that removes background noise and echo from calls in real time, working with any communication app.

QuillBot

Writing

AI paraphrasing and writing enhancement tool with seven writing modes, grammar checking, plagiarism detection, and summarisation capabilities.

Kling AI

Video Generation

Chinese AI video generation platform from Kuaishou offering high-quality text-to-video and image-to-video with strong character and motion consistency.

Playground AI

Image Generation

Browser-based AI image generation platform with a canvas-style interface, offering a generous free tier and access to multiple AI models including Stable Diffusion and proprietary models.