
HSK 6 Writing Practice
Practice HSK 6 Chinese writing with AI feedback on sentence and passage summarization.
@XINWEI_LAB · X
之前一直找不到专门练 HSK 6 写作、还能获得反馈的网站,所以干脆自己做了一个🥬 可以练句子缩写、短文缩写和模拟题,也有 AI 反馈。 #vibecoding #HSK #chinese #AI
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Practice HSK 6 Chinese writing with AI feedback on sentence and passage summarization.
@XINWEI_LAB · X
之前一直找不到专门练 HSK 6 写作、还能获得反馈的网站,所以干脆自己做了一个🥬 可以练句子缩写、短文缩写和模拟题,也有 AI 反馈。 #vibecoding #HSK #chinese #AI

Paste a document to generate a Cornell-style notebook with mind maps and doodles.
@penwellapp · X
Boring docs in. Beautiful notebooks out. Try it here: 🚀 We just launched on Product Hunt! Your support would mean the world: #BuildInPublic #ProductHunt #AI #Notes #IndieHackers #CornellNotes #Productivity #StudyNotes #Penwell

AI-powered grammar checker and writing assistant that fixes errors and enhances clarity.
@zmirumar · X
Hi. I am building an AI writing assistant. There, you can check your grammar mistakes and fix them. My website is

Capture ideas with a focused, flow-friendly interface.
@VanshSura · X
Just shipped a fresh UI update for MindDock ✨ Redesigned the experience to feel cleaner, faster, and more focused—making it easier to capture ideas and stay in flow. Still a lot more to build, but I'm happy with how it's evolving. 🚀 #buildinpublic

Free German practice online — reading, listening, writing and speaking, A1 to C1. Original exercises, marked in seconds with every mistake explained.
@rishabhnasa · X
Here’s another from my side:

Create professional business documents by speaking.
@torgimaOS · X
Voice to any document in 30 seconds

Instantly transform rough thoughts into professional replies.
@anandkumar_dev · X

Compose fields of language by seeding paths and rolling dice.
@whatinthefkinfk · X
just a link, minimal startup needed

Practice LeetCode problems with automated spaced repetition scheduling.
@JoydeepNath007 · X

Turn keywords and half-formed ideas into refined prompts through interactive word curation.
u/UniversityIll2916 · Reddit
I built a brainstorming tool where you flick single words by instinct — 30s demo ou type in a half-formed idea. It throws single words at you, one at a time, and you keep / spark / drop each one on instinct — about a second a decision. Sparks are the important ones: the words you can't resolve yet, and the next round follows them hardest. At the end it writes the whole thing up as a prompt you can paste into Claude or ChatGPT. The clip is one real session — seed was "make our team meetings

AI writing assistant that keeps your novel manuscript in context while providing writing help.
@a1siel · X

Log your daily experiences to build a record for neurodivergent diagnostic assessments.
@MathewsMat19207 · X