Local-first AI learning workspace — ask, note, review and create around your own materials. Wiki KB, Agents, Skills, creation tools.AI 学习工作台，围绕你的资料完成问答、笔记、复习和创作输出。本地优先，多模型，Wiki 知识库，AI Agent，创作工具。
Skill Claude CodeCodex
A workflow for turning science-explainer text into a single-page HTML presentation with PPT-like animated slides. It can also rebuild an existing animation as a flat, diagram-style webpage.
Skill Claude CodeCodex
A tool for turning already registered and parsed Bilibili videos or Bilibili posts into Markdown learning notes linked to supporting evidence. Bilibili is a Chinese video and content-sharing platform.
Skill Claude CodeCodex
CET-4 and CET-6 exam preparation coach for original CET-style practice, diagnostic feedback, writing and translation correction, reading/listening drills, and study planning.
Skill Claude CodeCodex
A coach for preparing for China’s CET-4 and CET-6 English exams. It provides original exam-style practice, feedback, corrections, drills, and study planning.
Skill Claude CodeCodex
A practice aid for China’s civil-service examinations, which test areas such as data analysis, reasoning, and other public-service knowledge. It can use uploaded files, knowledge bases, public questions, and generated variations.
Skill Claude CodeCodex
Design purposeful classroom activities, inquiry tasks, discussion prompts, questioning chains, group work, experiments, demos, warm-ups, exit tickets, peer instruction, and interactive learning checkpoints. Use this skill whenever the user asks for 课堂活动, 互动环节, 小组讨论, 探究任务, 提问链, 导入活动, 实验活动, 课堂游戏, 公开课活动, 出门条, or ways to…
Skill Claude CodeCodex
A teaching-planning aid for managing a classroom and adapting lessons to different learners. It focuses on practical situations such as mixed ability, large classes, weak foundations, and attention problems.
Skill Claude CodeCodex
Use this skill whenever the user is learning computer networking, computer networks, TCP/IP, OSI, subnetting, routing, switching, DNS, HTTP, TCP, UDP, DHCP, TLS, NAT, congestion control, network security basics, or asks for a chapter summary, learning path, concept explanation, study notes, revision plan, or course…
Skill Claude CodeCodex
Use this skill whenever the user wants visual learning for computer organization, data representation, two's complement, floating point, cache mapping, memory hierarchy, instruction format, CPU datapath, control signals, pipeline timing, bus, I/O, DMA, interrupts, or 408 computer organization review.
Skill Claude CodeCodex
ELI5-style explanations with analogies and multiple examples. Explains concepts at different levels (ELI5, high school, undergraduate, graduate). Uses real-world analogies and visual metaphors. Use when explaining difficult concepts, clarifying confusing topics, or learning new subjects. Triggers - explain concept…
Skill Claude CodeCodex
Design and generate concept-first learning artifacts: concept cards, visual explanations, diagrams, interactive HTML demos, Manim/math visualizations, matplotlib scientific plots, misconception checks, and short retrieval practice. Use this skill whenever the user wants to understand, teach, review, visualize, make a…
Skill Claude CodeCodex
Use this skill whenever the user is learning computer science core courses, 408, data structures, computer organization, operating systems, computer networks, algorithms, course finals, chapter review, CS exam practice, concept explanation, lab understanding, or wants a study plan for CS professional courses.
Skill Claude CodeCodex
Use this skill whenever the user wants visual learning for data structures, algorithms, trees, graphs, sorting, searching, hashing, recursion, complexity analysis, 408 data structure review, algorithm hand simulation, or an interactive HTML explanation for a data-structure problem.
Skill Claude CodeCodex
Deep research report generation for Reviva's built-in deep-researcher agent. Use for learning and education research, teacher preparation research, document-based synthesis, literature/source reviews, office research, industry analysis, competitor scans, policy interpretation, and any request for a cited long-form…
Skill Claude CodeCodex
An analytic-geometry teaching skill that turns a problem into a self-contained interactive web page with a written solution and a dynamic 2D graph.
Skill Claude CodeCodex
A chemistry-visualisation skill that turns textbook-level chemical reactions into interactive Three.js web pages showing molecules and reaction changes.
Skill Claude CodeCodex
A solid-geometry teaching skill that turns a problem into a self-contained web page with a step-by-step mathematical solution and an interactive 3D model.
Skill Claude CodeCodex
An error-analysis skill that examines wrong answers to identify the cause, the weak knowledge area, and recurring mistake patterns.
Skill Claude CodeCodex
An exam-review skill for making quick-reference study materials such as formula cards, key-point summaries, mistake lists, and answer templates.
Skill Claude CodeCodex
Create realistic mock exams from user-provided materials, syllabi, exam scopes, or searched public information. Supports exam structure, time limits, marks, answer keys, explanations, rubrics, hidden-answer simulation mode, grading, diagnostics, printable papers, and HTML exam pages.
Skill Claude CodeCodex
Reverse-engineers exam questions into high-frequency test points and reusable solving patterns. Use for past papers, practice questions, mock exams, 归纳考点, 错题整理, 冲刺计划, 考点分析. Triggers: 刷题, 模考, past paper, mock exam, 考点, 高频题, 冲刺, 备考, 题库, 归纳, 错题本. STEM-first.
Skill Claude CodeCodex
Guide users through the Feynman Technique by asking them to explain a concept in simple language, diagnosing gaps, correcting misunderstandings, simplifying explanations, and retesting understanding. Use for deep learning, concept mastery, document-based study, exam preparation, and teach-back practice.
Skill Claude CodeCodex
Generate educational flashcards from topics, documents, notes, or study materials. Produces structured JSON data and can create polished Tailwind CSS HTML flashcard review pages with interactive card flipping, progress, tags, and difficulty labels.
Skill Claude CodeCodex
Use when rendering high-school solid-geometry problem data into an interactive 3D standalone HTML artifact with known-condition highlights, step-by-step constructions, faces, polygons, line-plane angles, or dihedral angles.