Kong Long Mandarin offers a method for learning Mandarin Chinese by focusing on listening and speaking, acquiring the language naturally like a child. The site provides self-guided lessons, how-to guides, and grammar and expressions.
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KoNLPy (pronounced "ko en el PIE") is a Python package for natural language processing of the Korean language. It is open source software released under GPL v3 or above, and users are asked to acknowledge its use with a citation.
Kryvyi Rih State Pedagogical University is a Ukrainian university whose site lists faculties such as Physics and Mathematics, Natural Sciences, Ukrainian Philology, Foreign Languages, and Arts. It describes education degrees, international cooperation and Erasmus+ projects, and reports the opening of a Center for Psychological Resilience and Well-being under the Erasmus+ project BURN.
An MIT OpenCourseWare course covering matrix theory and linear algebra, emphasizing topics useful in physics, economics, social sciences, natural sciences and engineering. It is designed for independent study and includes lecture videos by Gilbert Strang, summary notes, problem solving videos, and problem sets with solutions.
LXCat is an open-access website of the Plasma Data Exchange Project for collecting, displaying and downloading data needed to model low-temperature plasmas. It holds community-contributed databases on scattering cross sections, swarm parameters, interaction potentials, oscillator strengths and publications.
Open-source pipeline for rewriting AI-generated text into natural human prose. The repository documents a structure-first data pipeline that builds SFT and KTO training data for an AI-to-human rewrite model, with training data construction described in its docs.
Machine Learning Mastery is a website that provides educational content such as tutorials, quick start guides, and eBooks to help developers learn and apply machine learning concepts and algorithms. It covers topics like deep learning, computer vision, natural language processing, and specific libraries including TensorFlow, PyTorch, and scikit-learn.
Maige is open-source infrastructure for running natural language workflows on a codebase. After connecting a repository, users write rules describing what should happen when issues and pull requests are opened, and the tool can label, assign, comment, review code, and run simple code snippets. It works with the GitHub API. A standard plan is offered after free use, with usage-based payment.
MALLET is a Java-based package for statistical natural language processing, document classification, clustering, topic modeling, information extraction, and other machine learning applications to text. It includes tools for converting text to features, classifiers such as Naïve Bayes, Maximum Entropy and Decision Trees, sequence tagging with Hidden Markov Models and Conditional Random Fields, and sampling-based topic model implementations.
Database of the marine natural products literature.
MathDF is an online math solver with integrated AI chat and step-by-step solution functionality. It supports solving derivatives, integrals, equations, inequalities and related math problems. Users can input problems via math keyboard, photo scan, handwriting, or natural language. The tool provides instant in-browser results while typing, offers step-by-step solutions for eligible problems, supports image attachments, and includes a basic calculator mode.
Maynooth University is a university in Ireland offering undergraduate and postgraduate courses and research. Its site describes research across the natural sciences, social sciences, engineering and technology, and arts and humanities, and lists a Research Week 2026 on 19-22 October. First year students begin level 8 degrees each September.
An MCP tool that connects Google Ads with Claude AI/Cursor and others, allowing you to analyze your advertising data through natural language conversations. This integration gives you access to campaign information, performance metrics, keyword analytics, and ad management—all through simple chat with Claude, Cursor or Windsurf.
MetaGPT is an open-source multi-agent framework hosted on GitHub under the FoundationAgents/MetaGPT repository. It is designed to function as an AI software company system and supports natural language programming capabilities.
microMathematics Plus is an open-source Android scientific graphing calculator and function plotter oriented around worksheets. It enables users to perform mathematical calculations in naturally readable form, create interactive formula collections, edit mathematical identities live with high accuracy, and store documents containing formulas, plots, text and images. The app includes no ads, trackers or telemetry, supports common mathematical operations and SI and non-SI units, and works on smartphones and tablets in portrait and landscape modes.
Searchable repository for finding agriculture, forestry and veterinary medicine datasets and datasets.
Find and access basic in biology and medicine research data, with indexed image.
Institutional repository of the Faculty of Natural Sciences and Museum of the National University of La Plata.
Repository of Dutch natural history journals.
NCI Imaging Data Commons is a data portal for exploring medical images, including CT, MR, PET, slide microscopy and region annotations. It reports 179 collections, 86,682 cases and 1,044,191 image series, and offers a natural language interface to IDC.
NER Databank is a public data resource focused on North East India. It organizes datasets across top-level categories including general regional information, economy, demography, agriculture and allied sectors, environment and climate, and natural resources, with further subcategories for each topic area.
Nihongo con Teppei is a Japanese podcast for beginners, presented as a way to learn to speak Japanese naturally. The site lists numbered episodes with Japanese titles and downloadable MP3 audio files. No further details are given.
An NLP toolbox for Matlab under development by researchers at UC Berkeley's AMPLab, intended to process natural language within Matlab rather than switching to other languages. It includes modules for text tokenization, text preprocessing such as stop word removal and stemming, and learning algorithms including linear regression, decision trees, support vector machines and a Naive Bayes classifier.
Compromise is a JavaScript natural-language processing library that turns text into data, offering tokenization of words, sentences and punctuation along with part-of-speech tagging, matching, and transformations such as verb conjugation and number handling. It runs on the client side, is about 250kb minified, and includes plugins, with multilingual support listed for French, German, Italian and Spanish.