Issuu is a digital publishing platform that converts PDFs and other documents into interactive flipbooks. Users can embed these flipbooks on websites, share them via simple links, add interactive elements such as videos and web links, track reader engagement via statistics, and sell digital publications. The platform serves use cases across industries including education, marketing, publishing, and retail, and supports collaborative team workflows.
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joinly is a connector middleware that enables AI agents to join and actively participate in video calls. Its MCP server provides meeting tools and resources for tasks and real-time interaction by voice or chat during meetings, across Google Meet, Zoom, and Microsoft Teams. It is open-source and self-hosted.
Supports teaching, studying or skills practice with AI-guided learning tools.
jpdb is a Japanese dictionary and learning system for kanji and vocabulary. It automatically teaches the kanji needed to read new vocabulary and can extract words from pasted text. It offers thousands of prebuilt decks with vocabulary from anime, visual novels, light novels and web novels, and uses its own spaced repetition algorithm.
Kadoa is described as a web data layer for finance. Its AI agents build, monitor, and maintain web data pipelines that produce verified datasets for investment teams and AI agents, and it offers monitors, pipelines, and datasets.
Kent State University is a leading public university in Ohio. It offers more than 340 undergraduate and 210 graduate academic programs, and has over 285,000 alumni worldwide. The university hosts 19 NCAA Division I athletic teams, 350+ annual arts events, 330+ student organizations, 24 residence halls, and 7 museum gallery spaces. Eligible high school seniors planning to enroll in fall 2027 may earn a $1,000 scholarship by completing an official Kent Campus visit by November 30.
An article comparing the roles of data scientist and data engineer. It states that the positions are sometimes confused for each other and are often treated as the same, though the two roles work together. It notes that companies can encounter problems with team efficiency and system performance when the roles are conflated, and that the average company needs far more data engineers.
Respan is an AI gateway that routes requests to over 1,000 models through one API endpoint, with automatic fallbacks, response caching, and spending limits. It also provides built-in observability for tracing LLM calls, tool calls, and agent steps, plus automated evaluations and security testing for masking PII and red-teaming agents before launch.
KGS Go Server is an online server where people play go, also known as weiqi or baduk, against players worldwide. It allows users to watch games, play games and review games, and it also offers teaching games, demonstration games, rooms and chat.
KiCad is an open source PCB design and electronics CAD suite for Windows, macOS and Linux. It includes a schematic editor, a PCB editor and a 3D viewer, and is described as forever free. The schematic editor supports hierarchical designs and includes an integrated SPICE simulator and electrical rules checker. Documentation is written and maintained by a volunteer docs team.
Nemours KidsHealth provides physician-reviewed information and advice on children's health and parenting. It has separate sections for parents, kids, teens, and educators, in English and Spanish. Content includes articles, videos, animations, and health tools, plus free lesson plans for teachers and early childhood educators.
Kitaru is an open-source, self-hosted tool providing replay-based evaluations for AI agents. It records or imports production runs as sessions and replays them against a changed model, prompt, or code, with tool calls answered from the recording. It is available for Python and TypeScript and comes from the team behind ZenML.
Knowt is an AI-powered study and education tool for students and teachers. It offers features including AI lecture notetaking, unlimited free flashcard creation and study modes, PDF and video summarization, standardized test preparation, and tools to convert user notes to active recall study materials. Bulk paid licensing options are available for schools and districts.
A collaborative AI workspace, built on your company context. Build and orchestrate agents right alongside your team.
Last.fm Labs is a collection of interactive music tools, toys and infographics built by the Last.fm team for Last.fm account holders. It includes tools such as Artist Velocity, which compares how much and how quickly artists are scrobbled, and album quilt and bubbles charts.
LearnCpp.com is a free website devoted to teaching programming in modern C++. Its lessons walk through the steps needed to write, compile and debug C++ programs. No prior programming experience is necessary, though programmers of all levels may benefit from the best practices, tips and insights. Chapters cover getting started, basics, functions, debugging, data types, and more.
Learn Eberban is a free and open-source book for studying the constructed language Eberban. It teaches the language up to an intermediate level and reads like a book, with each chapter introducing a concept alongside vocabulary and example sentences. The course is marked as out of date and on indefinite hiatus.
A guide that introduces data processing and cleaning in JavaScript, teaching how to load, modify and transform data using JavaScript libraries. It covers tasks geared around preparing data for further analysis and visualization, demonstrated with core JavaScript API, d3.js and lodash. It assumes some basic knowledge of JavaScript.
A free Next.js course that teaches building a full-stack dashboard web application step by step. Across 15 chapters it covers styling, fonts and images, layouts, navigation, databases, data fetching, rendering, streaming, search and pagination, mutating data, errors, accessibility, authentication and metadata.
A guide written by designer and front-end developer Shay Howe that teaches people to build websites with HTML and CSS through clear, organized lessons. It covers web design and development topics from beginner to advanced skill levels, including a beginner guide and an advanced HTML and CSS section on topics such as detailed positioning, responsive web design and feature support and polyfills.
A curated list of Claude Skills, resources, and tools for customizing Claude AI workflows. The repository describes Claude Skills as reusable instruction packages that teach an AI agent to handle a specific class of tasks, each a folder with a SKILL.md file.
Supports teaching, studying or skills practice with AI-guided learning tools.
Lengualytics is a tool for learning languages with comprehensible input. It lets users track hours spent on YouTube, reading, gaming and podcasts, and offers detailed analytics of comprehension progress. The site states it does not teach a language itself. Free to start.
Supports teaching, studying or skills practice with AI-guided learning tools.