Brainy
Open-source, learning app built around spaced repetition
Brainy launched on May 23, 2026 with 2 votes, #6,288 of 20,536 launches that month.
What it does
Brainy is a powerful active learning app combining notebook-style notes, flashcards, and the FSRS spaced repetition algorithm. Generate AI-powered study cards, sync across devices, and remember more — effortlessly.
Brainy is open-source, AI-integrated learning app built around spaced repetition. FSRS algorithm schedules reviews at the perfect moment to maximize long-term retention. Write notes and create flashcards, cloze deletions, and true/false cards in one place. Generate flashcards from PDFs and documents instantly, or ask questions about your content. Your data stays in sync across devices with automatic periodic backups for peace of mind. Brainy is fully open source. Inspect the code, contribute, or build on top of it on GitHub . Available on Windows, macOS, and Linux today — with iOS and Android support comingfrom brainylearn.app
Does a similar job
all alternatives →
BrainFeedJul 2026 · scrollbrainfeed.com · ▲125A personalized learning feed that redirects your scroll
Spaced-repetition flashcards linked to your learning materials2020 · idorecall.com · ▲76SmarterHumans.ai, co-founded by Barbara Oakley, Ph.D., offers AI-generated spaced repetition flashcards deep-linked to learning sources, revolutionizing how you remember and think.
More dev tools this month
the category →
Contribute to oosexgang/hackios-xnu-kernel development by creating an account on GitHub.
Dev tools · 5d ago · github.com
OpenBot▲362Grok Bot alternative: free, local, open-source, multiplayer
Dev tools · 28d ago · openbot.run
Talanoa▲346Hi HN, I’m a fullstack developer, and honestly, I’ve lost count of how many side projects I’ve worked on over the years. But one idea kept coming back to me: a different kind of email client. It first came to me in 2014: “What if we could handle emails more like conversations?” Every year, I’d revisit this concept in my “Build Notes.” Ten years later, no one had built exactly what I had in mind — so I finally decided to do it myself. That’s how Talanoa was born. I wanted something focused on people, not timelines. I was tired of marking messages as unread just to remember to reply later, or…
Dev tools · 26d ago · talanoa.email
Source: Product Hunt launch ↗
Launched alongside, May 2026
the whole month →
Parallel agents, diff reviewer, and multi-model comparisons
Dev tools · May 2026 · kilo.ai
Hey HN, Henry here from Cactus. We open-sourced Needle, a 26M parameter function-calling (tool use) model. It runs at 6000 tok/s prefill and 1200 tok/s decode on consumer devices. We were always frustrated by the little effort made towards building agentic models that run on budget phones, so we conducted investigations that led to an observation: agentic experiences are built upon tool calling, and massive models are overkill for it. Tool calling is fundamentally retrieval-and-assembly (match query to tool name, extract argument values, emit JSON), not reasoning. Cross-attention…
Life & fun · May 2026 · github.com
🌱 Private, quiet space for thinking. Simple app for .md files. - zakirullin/files.md
Dev tools · May 2026 · github.com