
Adept - Turn YouTube playlists into courses
Paste a playlist link, get a distraction free course with progress tracking.
Sekhmet · HN
Adept – convert any YouTube playlist into a Udemy-like course
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Paste a playlist link, get a distraction free course with progress tracking.
Sekhmet · HN
Adept – convert any YouTube playlist into a Udemy-like course

AI Stem Splitter 将歌曲分离成人声、鼓、贝斯和吉他等专业音轨。
AI Stem Splitter — AI 音轨分离器

Put your song where visitors can discover and play it. Climb higher for more visibility as the chart grows.
@SongOnTopMusic · X
SONG ON TOP is not a streaming platform. It sells one thing, clearly: a visible public position in a music chart. No fake promises. No hidden voting. One #1.

Upload a song and PitchHighway builds you a personalized journey to learn it — warmups, range drills, phrase practice, and real-time pitch feedback.
@gabrielpolyy · X

Echo – Fable-level results at 1/3 the cost using open-weight models
adam_rida · HN
Echo – Fable-level results at 1/3 the cost using open-weight models

Separate live leaderboards for Instagram, X, TikTok and Snapchat. The highest total paid for a handle ranks first — take #1, or any position you want.
@flexyourhandle · X

the only board where dwell time is good news. clicks decide rank, the clock decides glory.
@SumpPumpAI · X

为融资计划书评分并与加速器投资人相连。
@mehulshahca · X
1/ You already have a pitch deck. What’s next? I met Megan at @networkschool. She taught me vibe coding. 10 days later, I shipped a new startup venture: Humans of Network School #03 🧵

Buy public leaderboard placement for your X handle. Rank by cumulative spend. No prizes, no financial benefit — just the flex.
@zivix97 · X

通过实时音准反馈和渐进式练习学习吹口哨。
x1shir · V2EX
HowToWhistle:像唱 KTV 一样练习吹口哨 一直想提高吹口哨技巧,搜了一圈发现网上的教程都是文字和视频,练的时候根本不知道自己吹得对不对。 想到可以像 KTV 一样,有个音轨对比,于是干脆自己搓了一个练习网站:[https://howtowhistle.org/]( https://howtowhistle.org/) 核心思路是用浏览器的麦克风做实时音高检测,你对着麦克风吹,页面会显示你当前的音高和目标音的偏差,类似 KTV 唱歌时的实时评分。功能大概有: - 实时音高反馈,能看到自己吹的是哪个音、偏高还是偏低 - 从单音长音开始的渐进式练习,到音阶、再到简单旋律 - 纯前端实现,声音不上传,无需注册 目前还比较简陋,欢迎大家试玩和提建议。

A leaderboard with exactly one ranking signal: how much you paid to be on it.
@gettierone · X
A leaderboard with exactly one ranking signal: how much you paid to be on it. No votes, no editors, no algorithm. Bids accumulate and never reset.

将汽车视频和音乐上传至Machcut,自动生成节拍同步的竖屏编辑。
u/Jonathanproductions · Reddit
We built a tool that automatically edits car videos to phonk beats... here's what it makes We've been building MACHCUT for the past few months. Drop in raw car footage and a phonk track and it produces a beat-synchronized vertical edit automatically. Python engine, not generative AI. Your real footage, automated cutting. The engine runs on A100 GPUs, uses YOLO to pick the best clips from your footage, locks cuts to the beat drop, and outputs vertical 1080p or 4K in about 6 min