
Power Up Castle
Online chess platform for kids with a focus on privacy and safety.
Jeffery
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Tech stack
60 projects

Online chess platform for kids with a focus on privacy and safety.
Jeffery

Paste an ad to get an AI roast with a Butter Score, then rewrite it for better conversions.
@HowardYHuang · X

Paste a YouTube URL and get an instant AI summary with key takeaways and timestamps.
@papipava · X
check it out, currently working on adding a chrome extension

Calculate how a raise affects your income after benefits cliffs.
@getpapi_ai · X
placed 3rd in the r/vibecoding vibejam 2026. It made me go viral in r/ohio It was my first ever jam entry, I'm also not a developer...or from Ohio. was planned, reviewed, shipped and currently managed by

Hotlist automatically finds, tailors, and submits job applications for tech roles.
@KarmalkarVedant · X
Hotlist finds, tailors, and submits your job applications in one click.

AI workspace for doctors to hold patient lists, query patient data, and send handovers via WhatsApp.
@medowsai · X

Practice interviews, negotiations and high-stakes conversations with an AI roleplay partner.
@auditormusic19 · X
Building iGrow, an AI roleplay app to practice high stakes conversations before they happen. Check it here:

Upload videos or paste social links to detect if they're AI-generated.
robot1996 · HN
Show HN: AI Video Detector – check whether a video may be AI-generated

Track your productivity in 15-minute increments without signing up.
@mattzur · X

Collaborative LaTeX editor with Markdown support, real-time editing, and built-in reference management.
danielszabo · HN
Online editor with LaTeX, Markdown, LaTeX+Markdown Hybrid and WYSIWYG (MD only) support, AI assistant with resource lookup and anti-hallucination features, live collaboration and more fun things. Still in quite early beta. First institutional deployment scheduled in the autumn. Feel free to play around.

Turn PDFs into adaptive practice questions and personalized revision flows for learning.
@qurative · X
vibe coded a landing page for seo and shit, will fix it later focusing on adding features to the dasboard

Monitor service uptime and get AI-powered incident analysis with instant alerts.
@Alphasf9 · X
Just launched PulseBoard 🚀 Uptime monitoring with AI-powered incident analysis, instant alerts & public status pages. Built with: Node.js • React • Redis • PostgreSQL • Docker Try it free 👇 #buildinpublic #opensource #webdev #SaaS #devtools