
SignFlow — Learn ASL with 3D Hands
Learn American Sign Language with interactive 3D hands, structured lessons, and camera practice.
@EntangleITcom · X
I vibe coded an American Sign Language tutor app:
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Learn American Sign Language with interactive 3D hands, structured lessons, and camera practice.
@EntangleITcom · X
I vibe coded an American Sign Language tutor app:

Learn code skills with flashcards, quizzes, and AI tutoring built on memory science.
@mkappworks · X
I am building lets connect

Analyzes handwritten student work to provide AI-powered feedback and identify misconceptions.
@WachangaWinston · X
An algebra crisis at home became TeachMap: teacher-reviewed AI feedback and misconception maps from handwritten work. Built with Codex + GPT-5.6 Sol for OpenAI Build Week.

Turn educational YouTube videos into AI courses with lessons, quizzes, flashcards, and notes.
@adirsluk · X
Falvox 👇 It turns YouTube transcripts into personalized AI courses instead of giving users only another summary. Would love your honest rating.

Upload PDFs or notes to generate AI-powered quizzes, flashcards, and spaced repetition study sessions.
u/Gloomy_Silver_1700 · Reddit
Solo-built app just passed a bigger competitor on Google Play visibility score https://preview.redd.it/cmy3haru6veh1.png?width=1510&format=png&auto=webp&s=6c9f05bd5d22a012f123e4c4f6f26d1a7c85c5e3 Sharing this because it's a small win but it's mine. I'm the solo dev behind skillably, a study app where you upload your own notes or PDFs and it turns them into quizzes and flashcards, adapting based on what you actually get wrong. No team, no funding, built around a day job.

Learn any topic through AI-generated courses with interactive lessons, quizzes, and progress tracking.
alexanderholy2_pixel · Product Hunt
Learn Anything — Master any topic AI builds your course. Real sources teach it.

@lightsilver323 https://t.co/nFzxNCS61g
@HandsByHandsCa · X

Summarize YouTube videos with AI to generate transcripts, mind maps, and multilingual study notes.
mychary · V2EX
做了十多年视频后期,我 vibecoding 了一个 YouTube 视频分析总结工具 大家好,我是一个做了十多年影视后期的从业者,最近开始学习 vibecoding ,尝试自己做产品。 由于之前工作的需要,随时学习最新的技术,所以需要经常看些教程,比如 C4D 或者 Houdini 之类的,但是这类教程往往都是英文的,对于我这种英文不好的人来说,简直是地狱,看一会就困得不行,尤其是听不懂,只能看操作,一个教程看下来,实际吸收的知识我估计只有 30%左右。出于这个原因,我就考虑做一个学习工具,于是有了这个产品。 这个工具叫 TubeTutor AI: https://www.tubetutor.top 我看过很多现在市面上的 YouTube 工具,主要依赖字幕。用来总结访谈、播客和课程问题不大,遇到屏幕录制、软件教程、代码演示或者旁白比较少的视频,往往需要暂停,来看清楚作者到底操作了什么,或者输入了什么命令,这样无形中浪费了大量的时间。 所以我给 TubeTutor 做了一个视觉分析功能。 它会结合视频字幕和画面,尝试整理视频中出现的工具、网页、代码

Capture timestamped notes from videos and search all your learning in one place.
@amine_builds2 · X
[Chrome] [Free] ClipMargin: Timestamped Notes for Any Video

Take swipe-based scenario quizzes to improve judgment in parenting, communication, leadership, and finance.
@ShashankBhutiy4 · X
Duolingo for Soft Skills and career growth

Point your camera at anything to get interactive AI tutoring.
u/Choice_Professor7863 · Reddit
I built an AI tutor you point at paper — snap a photo of any handwritten problem and it tutors you Socratically (100% client-side, no backend) Built this for a hackathon challenge and figured this sub might find the approach interesting. **The idea:** you point your camera at anything — a handwritten equation, a textbook page, a circuit diagram, messy notes — and it becomes an interactive tutoring session. **What surprised me most:** I expected to need an OCR pipeline (Tesseract or simila

Transform YouTube videos into personalized AI courses with interactive lessons, quizzes, and flashcards.
@adirsluk · X
Building Falvox, an AI SaaS that turns YouTube transcripts into complete personalized courses.