Research & science
63 AI tools, most popular first.
NotebookLM
AI research and note-taking assistant that answers from your own files, turning them into summaries, slide decks, mind maps and audio or video overviews.
Google AI Studio
Browser-based workspace for developers to prototype with Gemini and other Google AI models, then move the same work to production via the Gemini API.
ChatPDF
Chat with PDFs and other documents to get summaries, answers and cited passages - for students, researchers and professionals.
Consensus
AI academic search engine that finds, summarizes and analyzes peer-reviewed research papers for students, researchers and clinicians.
Elicit
AI research assistant that searches, summarizes and extracts data from academic papers, for researchers, analysts and R&D teams.
Semantic Scholar
Free AI-powered search engine for scientific literature, helping researchers find relevant papers across all fields of science.
Wolfram|Alpha
Computational knowledge engine that answers math, science, and everyday questions with verified, step-by-step results.
SciSpace
AI research assistant for academics: literature reviews across 280M+ papers, chat with PDFs, and cited paper writing.
Arena AI
Compare and vote on leading LLM, image, and code models, and browse the public AI leaderboard built from real-world evaluations.
Brainly
AI homework help and test prep for students in grades 7-12, with a learning advisor and optional human tutor for parents.
Senuto
SEO and content marketing platform with keyword, visibility, backlink and rank tracking data plus AI writing tools for marketers and agencies.
Connected Papers
Visual graph tool that maps academic papers related to a given paper, helping researchers explore and track a field.
Jenni AI
AI academic writing and research workspace for students and researchers, with citations traceable to source PDFs.
Langfuse
Open source platform to trace, evaluate and improve AI agents and LLM apps using production data, for engineering teams.
ResearchRabbit
AI literature discovery tool that maps papers, authors and citation connections to help researchers run literature reviews faster.
Scite
AI research assistant that answers questions from 300M+ scholarly papers and shows whether each claim is supported or disputed by later studies.
Sudowrite
AI writing partner for novelists and screenwriters that helps draft, expand, rewrite, and brainstorm fiction in the author's own voice.
AlphaSense
AI-powered market intelligence and search platform for finance, strategy and research teams, covering 500M+ documents.
Brand24
AI social listening tool that tracks brand mentions, sentiment and customer feedback across social media, news, blogs and forums.
Paperpal
AI writing and research assistant for academics, covering grammar, plagiarism, paraphrasing, citations and journal submission checks.
Lexis+ with Protégé
Legal AI for drafting, legal research and document analysis, built on LexisNexis authoritative sources, for legal professionals.
Artificial Analysis
Independent benchmarks and comparisons of AI models and API providers on quality, price, speed and latency, for choosing a model.
HuggingChat
Chat app with open source AI models; Omni auto-picks the best model or you choose one yourself.
Analytics Vidhya
Community platform with blogs, free and paid courses, hackathons and job listings for learners and professionals in data science and generative AI.
Architecture Helper
Analyzes building photos, generates AI architecture designs and restyles your home in 49 styles, for people curious about or designing buildings.
CiteMe
Web tool that finds real scholarly sources by DOI, ISBN, URL or title and formats citations in APA, MLA, Chicago, Harvard and 60+ styles.
Deepnote
Collaborative notebook and data workspace where data teams and AI agents explore data with Python and SQL, build dashboards and deploy models.
Explainpaper
AI reader that highlights confusing parts of research papers and explains them in simple language, for researchers and students.
Fellou
Agentic AI browser that plans and executes multi-step web and desktop tasks, for users who want research and routine online work done automatically.
FigureLabs
Generates publication-ready scientific illustrations, flowcharts and plots from text or sketches, for researchers preparing papers and grants.
genei
AI research assistant that summarises articles and PDFs, extracts keywords and organises reading for students and researchers.
Genmo
Open-source text-to-video model (Mochi 1) turning written prompts into short video clips, for creators and developers.
GetPaperFast
Turns academic PDFs into structured summaries (background, methods, results, limitations) for researchers and students.
Humata
Upload documents and ask questions about them, getting answers with citations to the source files, for researchers, professionals and teams.
Litmaps
Literature review assistant that finds relevant academic papers and shows them as visual citation maps for researchers and students.
LogicBalls
AI writing and research assistant that asks clarifying questions before generating, aimed at students, researchers and creators.
Mathos AI
AI math solver, calculator and tutor that solves calculus, algebra, physics and engineering problems step by step, including from photos.
Paperspace
Cloud GPU platform (NVIDIA H100 and other GPUs) for developing, training and deploying AI/ML models, now part of DigitalOcean.
Rayyan
AI-assisted platform that speeds up systematic and literature reviews for researchers, covering screening, deduplication and data extraction.
Slashspace
Desktop AI canvas for branching chats with ChatGPT, Claude, Gemini and local models, for researchers, students and business owners.
Sourcely
AI academic source finder that turns pasted text or essays into relevant papers, summaries and citations, for students and researchers.
Vizologi
AI business planning platform that generates business plans, competitor reports, and strategy decks for strategists, consultants and entrepreneurs.
Cited By AI
Audits and monitors how brands are cited in AI answers (ChatGPT, Perplexity, Claude, Copilot, Gemini) and fixes visibility barriers.
Andy (helloandy.net)
Autonomous AI agent by helloandy that builds free search APIs, simulation tools and AI infrastructure for developers and AI builders.
Forefront
Platform to fine-tune and run open-source language models on your own data, with an API for inference.
Gemini Developer API
Google's API and AI Studio for developers to build apps with Gemini models, plus Gemma open models and on-device AI tools.
Generrated
Reference and inspiration gallery of 9,300 images made with DALL·E 2 and DALL·E 3 prompts, for people learning prompt design.
Price Per Token
Compares token prices and benchmark data across 300+ LLM APIs from OpenAI, Anthropic, Google, Mistral and others.
Publish7
AI agents for marketing tasks such as backlink ideas, competitor analysis, company research and content ideas, for marketing teams.
Runcell
AI agent working inside JupyterLab notebooks that writes, runs, and debugs Python code and reads cell outputs for data analysts and researchers.
TensorFlow Playground
Interactive browser tool for experimenting with a small neural network and watching how it learns, aimed at students and learners.
ThoughtSpot
Governed agentic analytics platform that lets business teams, data teams and developers get trusted AI-driven insights and embed them into apps and workflows.
Undermind
AI research assistant that searches the scientific literature, reads full texts and figures, and cites sources, for researchers and R&D teams.
fast.ai
Free deep learning courses, the fastai and nbdev libraries, and a Solveit platform for programmers and researchers learning AI.
Open Notebook
Open-source, AI-powered note-taking and research platform that lets you summarize notes, generate podcasts and control privacy over AI access.
ASReview
Open-source AI tool that helps researchers screen large sets of records for systematic reviews, cutting screening workload.
DataLine
Chat with your data to generate tables, charts and dashboards, aimed at non-technical users and developers working on text-to-SQL.
GetWhys
AI-driven buyer insight platform that validates marketing content against interviews with real buyers, for product marketing and go-to-market teams.
imgsys
A generative image model arena where users compare outputs from different image models and vote for the best result.
Legora
Collaborative AI platform helping lawyers review, research, draft and advise faster across law firms and in-house teams.
Vicuna
Open-source chatbot fine-tuned from LLaMA, reaching about 90% of ChatGPT quality, for researchers and developers.
Imagen
Google Research text-to-image diffusion model that turns text prompts into photorealistic images, aimed at researchers.
LMQL
Programming language for LLM interaction, letting developers write robust, constrained prompts with types, templates and an optimizing runtime.