Havuz

PhysicsOS 是一个面向初高中物理学习的公益可视化智能体，通过 AI 理解题目并结合物理引擎，将抽象物理过程转化为可交互、可观察、可计算、可验证的真实物理场景。

The ESP32-S3 bench guide as a React app: live pinout, lessons with interactive simulators, a code reader for the esp-labs firmware, and the

The universe in numbers. Free, open-source calculators for everything countable.

StudyOnTV (Tiledaoti TV) — open-source Android TV app where kids unlock screen time by answering questions. Runs fully on the TV: no server,

Torollo is an open-source interactive visual playground designed to learn system design and networking, all locally.

一个面向儿童和家长的开源交互式 3D 磁力片搭建与教程平台，基于 React、TypeScript 和 Three.js 构建。

A local-first, evidence-linked assignment planner.

🔓 Free open-source AI text humanizer — bypass GPTZero, Turnitin & AI detectors with 16+ Languages support. 35 providers, 4 rewrite levels, 6

AlumNet - AI-powered intelligent school history exhibition & alumni management system | AI 智能校史展示系统 — 校友星图

MyClass — open-source private tutoring management (students, schedules, bills, VN timezone). Next.js 15 + Postgres. Self-hosted.

A local-first Flutter research notebook for meals, medication context, and evidence-oriented explanations. Educational prototype with synthe

AI-powered exam question generator. Upload study materials, get exam questions in seconds. Open source, local-first, cross-platform.

We built an anonymous, AI-powered doubt-solving platform integrated with classrooms where students can ask questions without fear and get in

Self-hostable study dashboard with a built-in MCP server, so that your Claude/ChatGPT subscription becomes x10 more effective for your semes

Local-first AI teaching assistant for editable lesson drafts, student materials, and slides. Uses your curriculum and chosen model. Teacher-

A beginner-friendly Python wrapper designed to eliminate complex syntax and make coding accessible for everyone.

Open-source AI study companion — Google Classroom sync, Gemini AI plans, SRS flashcards, GPA predictor, AI quiz, MCP server for Claude Code.

11 free websites for IELTS listening, reading, writing & speaking, Cambridge KET/PET/FCE picture flashcards and the Academic Word List. No s

Backend API for SchoolOS, a modern School Management System handling authentication, users, academic data, and core business logic.

f(t)函数: LLM制作的动画集. 自由软件, 自由视频.

MathX: A production-ready scientific calculator and unit converter for Android with 160+ live currencies and 8 unit categories.

Free, open-source ICS/SCADA cybersecurity training platform — Electron + Docker. Real protocol traffic, PLC IDE, Kali attack terminal, Suric

Kodeida — a game where your code moves the hero: LeetCode techniques in the worlds of Ukrainian literature. TypeScript, JavaScript and Pytho

Daedalus CRM — 跑在你自己电脑上的 AI CRM。Mac / Windows 桌面端：个人版免费，团队版按席位收费、客户数据加密同步。AI-native CRM desktop app for macOS & Windows — free for individua

私教.skill — 输入任何想学的技能，蒸馏出一个带你从 0 学会它的有状态私教 skill

KinoDraw: turn any script into a hand-drawn whiteboard explainer video, free and open source, on your own computer.

数学建模项目与资料库：竞赛论文、可运行代码、历年赛题、优秀论文与常用模型案例

Free, open-source, self-hosted candlestick replay practice tool (K線操練場). Local-only, no account, no subscription. Educational only.

Syntax: Guia interativo focado no aprendizado de comandos do terminal Git. Uma ferramenta da Linhagem SPARK para desenvolvedores que buscam

AGENTIC · LEARNING — Hand this repo to your agent. It interviews you, hunts down the best sources in the world on your subject, and builds y

15-minute beginner coach for Guan Dan, a Chinese four-player partnership card game — deterministic rules, fair AI, memory drills and replays

Chrome extension for Cisco NetAcad: course navigation, video handling and built-in answer automation. Russian UI.

Official documentation repository for CeloHT. Comprehensive documentation covering architecture, governance, APIs, education, developer guid

Official research repository for CeloHT, containing research papers, RFCs, technical specifications, architecture, security studies, and evi

Free, open-source flashcards with FSRS spaced repetition for 60 languages: ready word lists, a learner's dictionary, grammar and a translato

打开这个文件夹，就有一位一对一导师。A Markdown teaching protocol that turns any AI tool into a one-on-one tutor.