
Flashpaper — Zero-Knowledge Self-Destructing Notes & Encrypted File Sharing
Send self-destructing notes and files with zero-knowledge encryption and screenshot protection.
minpym · HN
Flashpaper – Self-destructing secret sharing with no database
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Send self-destructing notes and files with zero-knowledge encryption and screenshot protection.
minpym · HN
Flashpaper – Self-destructing secret sharing with no database

Track tasks, habits, goals, and daily progress in one calendar-based app with no login required.
@sykatt01 · X
Let's connect. 🧗 Hike at:

Transcribe voice messages into clean, copyable lists for notes and apps.
emadda · HN
list55.com: Transcribe a list into plain text

Organize and retrieve your work sessions with AI-powered memory.
@vitverb · X
hi :) One tap back to the work you meant to finish. No tasks to manage. Nothing to set up. Local-first

Organize notes and collections, ask questions, and generate podcasts and study materials.
mistakevin · HN
I've been working on https://notebooker.ai if anyone is interested in giving some feedback. I tried to post a Show HN yesterday with details about how I built it, but was auto-flagged and not sure what rules I broke. Everything that I've built on top of open-notebook, like the plugin system for your own "creators" (aka, podcasts, infographics, etc) is at https://github.com/Notebooker-ai plus a Cloudflare Worker AI deployer to play with different models. Been working on it for about six months.

Turn notes into flashcards, quizzes, and AI-powered explanations with Elly. Study faster with active recall tools made from your own material.
@ven_tsx · X
for students

Medication reminder app with photo confirmation and caregiver alerts.
@Medimind123 · X
Check out what I just built with Lovable! this website is for people that need medication and if you jot it down this website will remind you to take it please try this out😀

Uptime monitor and collaborative writing app built with FastAPI.
@andxh2 · X
took me a while, mainly self doubt but I finally get to quote this, built an uptime monitor and a collaborative writing app with FastAPI best part for me was the VPS setup and deployment process. yeah and vibe coding the frontend.

Generate quizzes and flashcards from PDFs, images, or text using AI.
u/mbszr · Reddit
I built an AI quiz generator and learned the hard part isn't writing questions simplequizmaker.com — drop in a PDF, image, DOCX, YouTube link or URL, get a quiz in about 10 seconds. Share one link, people take it with no account and no app. Same upload also produces flashcards with FSRS spaced repetition. Solo built. Web + iOS live, Android next. 564 users, 1580 quizzes generated since April 26'. The interesting part: My first version was basically "here's your text, write 10 mu

Receive personalized supportive letters and journal in a calm space for reflection.
@HildaDuru · X
Introducing Solace, an AI-powered emotional wellness web app I designed and vibe coded. It delivers personalised supportive letters, encourages journaling and creates a calm space to pause, reflect and breathe. I'd love your feedback! Try it here:

Sign documents in WhatsApp instantly with certified copies—no app or account required.
@InklineSign · X

Track exam and quiz marks with automatic grade calculations, weak topic identification, and monthly reports.
@ritikk_kushwaha · X
Check out what I just built with Lovable!