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社交化AI数学平台,用于解决和协作数学问题。
lemma1729 · HN
Hi HN, This is ProofTree, and in TLDR: it is a platform where you can chat with an AI to do math, the way you already do, with context-awareness and knows how you personally do math, connected to the fora of other live human mathematicians. So, when you are talking to an AI about a proof at 3 am, and you need a human expert looking at it, or a discussion around it, like you do on StackExchange, this is it! You need an approved email account to use it, so please write here if you would live to try it out.

通过AI导师的实时反馈和间隔重复法学习日语。
u/Blazikenfire · Reddit
I built Language Learning website with hint of AI grading A few years back, I enrolled in a Japanese language course at Mumbai University. It was a pretty rough experience. The teacher was incredibly loud as in literally shouting at people's every mistake, and the pace was unforgiving. If you missed just one or two lectures, suddenly everything looked like alien text and you were completely left behind. The environment was so tense that asking a simple doubt made you regret ever joining the


在浏览器中批量处理图片,支持工具链、本地AI和格式转换。
BulkPicTools — 免费浏览器端图片批量处理工具,支持**工具链串联**(压缩→转格式→裁剪一次完成,无需重复上传),本地 AI 去背景/人脸模糊(WebGPU,无需 API Key),支持 200+ 张图片批量处理,文件不上传服务器。

跨 Gmail、日历、任务等的 AI 邮件助手,提供可审批的交互式回复。
u/narin_luangrath · Reddit
Solo-built an email agent where the AI literally cannot act on its own — the architecture is the pitch Building SmolMail ( https://smolmail.com ) solo for a few months. Two build decisions turned out to be the whole product: Widgets over prose. Every answer renders as a real component (calendar grid, email list, editable forms) and the model only picks the props — so the UI can't hallucinate. The calendar shows what the Calendar API returned, period. No write tool, on purpose. Email

用 AI 创建学习笔记、预测论文成绩、生成学习指南的学术平台。
@indradevGod89 · X

用TurboLearn从学习资料生成笔记和图表。
Turbo Learn — 从文档、图片、拼音文件生成笔记的 AI 学习工具网站

一站式链接页面工具,发布富媒体内容、追踪点击、促进转化。
@usemarqr · X
Also creating your own link in bio!

Qurative将PDF转换为自适应练习题和个性化复习流程。
@qurative · X
vibe coded a landing page for seo and shit, will fix it later focusing on adding features to the dasboard

竞争编写成本最低的 zero-knowledge circuits 并在 Lean 中验证正确性。
rot256

用母语跟AI英语老师学英文。
@soruvalab · X
🌍 Just shipped Mellingo! Not just another English learning app. Your AI English teacher. In your language. ✅ 11 native languages ✅ Instant AI corrections ✅ Free to start #buildinpublic #indiehacker #AI