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Noah Jiangleft a comment
Hi Product Hunt! 👋 I built YieldMirror because I was tired of checking my portfolio 10 times a day and never knowing if my risk was actually under control. As a software engineer who invests, I realized that hedge funds have entire risk teams monitoring their portfolios 24/7 — but individual investors have nothing. Your broker wants you to trade more, not manage risk better. YieldMirror changes...
YieldMirrorA smoke detector for your investment portfolio
Stop checking your portfolio 10 times a day. YieldMirror connects to your brokerage (read-only) and monitors your portfolio 24/7 with the same risk metrics hedge funds use. Get AI-powered alerts when drawdown, concentration, or volatility exceeds your thresholds. Features: Portfolio Health Score, AI Insights, performance analytics (alpha, Sharpe, max drawdown), Monte Carlo forecasts, and email alerts. Works with 25+ brokers including Fidelity, Schwab, Robinhood, and Interactive Brokers.
YieldMirrorA smoke detector for your investment portfolio
Photos aren't just records—they're language. Capto turns multiple photos into a cohesive story with AI-generated captions that flow naturally. Not another AI wrapper: we focus on what users actually need—narrative expression. Filter sets the mood, words add emotion, AI connects them seamlessly. Create Instagram stories that tell a story, not just display photos.

Capto: AI photo stories for IGTurn moment into stories by Al
Noah Jiangleft a comment
What inspired me to build this? I've always believed that photos aren't just records—they're a form of language. But the way we share photos today is too fragmented: one image, one caption, and that's it. We often want to express the relationships between multiple photos: the coherent emotions, scene transitions, and the rhythm of a small story. That's why I built Capto: to combine photo-based...

Capto: AI photo stories for IGTurn moment into stories by Al
Add text/logo watermarks to entire folders, keep branding consistent, and embed invisible watermarks — 100% local processing.

ImprintBatch watermark hundreds of photos fast & offline (Mac)
Noah Jiangleft a comment
I built Imprint after struggling to watermark hundreds of images manually — either tools were too slow, or they uploaded photos to the cloud, which I wasn’t comfortable with. Imprint batch-adds visible and invisible watermarks to entire folders, keeps position/size consistent across mixed aspect ratios, and does it all locally on your Mac. Benchmarks: ~1,000 4K photos processed in under a...

ImprintBatch watermark hundreds of photos fast & offline (Mac)

