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Speechly listens through your microphone and gives you real-time, research-backed feedback on your speaking — confidence, clarity, pace, filler words, and vocal variety — plus pers
@GoatedMansnb · X

实时AI演讲教练,提供即时反馈以改善您的演讲和表达能力。
shezhang2001 · HN
Hi HN! I'm Sheryl, founder of Altura ( https://www.altura.coach ). I've been a tech executive for close to 30 years. I'd worked on my communication throughout my career. I read books, take courses, put effort in every important meeting, but the progress was terribly slow. Then I read a transcript of myself in a job interview, filler words ("you know", "like") burst in clusters throughout the meeting. I had no idea that I was saying them. Filler was just one issue that I worked on. I had plenty o

逐日重演股票最严重的历史崩盘,测试你是否会恐慌抛售。
u/G1a9b9r9y · Reddit
I built a tool that shows if you would've panic-sold during a real market crash Weekend project: a test where you relive a stock's worst historical crash day by day, and decide whether to sell or hold at each point. At the end it shows how much return you'd have left on the table by panic-selling vs holding. Posted it on an Italian finance sub first — got genuinely useful feedback (turns out showing the ticker upfront made it too easy to guess the outcome), so I just shipped a v2 where the

搜索美国国会听证会,获取 AI 总结和可搜索视频片段。
feliixh · HN
I just hacked together https://www.firstbranch.ai in a few days, conversational intelligence for congress hearings. I was talking about healthcare price transparency with a friend. He pointed me to a hearing in congress and I was surprised by how much I learned from one of the witnesses' testimonies so I built a "serendipity engine" for congress hearings.

搜索YouTube频道字幕、研究内容效果、构建视频剪辑。
@johncalvo · X
Built an entire YouTube research platform with @AnthropicAI Claude Code. a YouTube research tool that treats entire channels as a searchable transcript database rather than individual videos. Any YouTube channel. Every word. Fully searchable. Track how topics trend, peak, and evolve across hundreds of videos. Researching what someone said on YouTube means watching hours of footage and hoping you find it. ChannelScout extracts full transcripts from any channel, makes every word instantly searchable, and tracks how topics trend over time, without watching a single video manually. Paste a YouTube channel or playlist URL and it transcribes and indexes every transcript. Follow multiple channels and they all land in one private library. New videos on followed channels are auto-transcribed and added to your library the day they publish. Beyond YouTube it accepts any yt-dlp-supported URL including Vimeo, TED, and SoundCloud, and you can upload local files directly

投票参与Groundbeat的实时民意调查,按答题者分类查看结果。
dgerken · HN
I rebuilt my 2000s polling site with an AI running the editorial desk

上传音频或视频文件,自动生成文本转录、摘要、字幕和语音。
@bydigiwares · X

AI精编的每日全球新闻简报,涵盖冲突、外交、经济等重要事件。
u/MyDoggoAteMyHomework · Reddit
I built a prototype news website that uses AI to aggregate major global news stories from open sources The purpose of the site is to deliver terse, globally relevant news stories In a matter-of-fact way. I designed it mostly for people that just want a quick snapshot of the most important events of the previous day without the rapid news cycle, sensationalism, clickbait, or political bias. SITREP World Briefing The site gathers news stories from open RSS feeds in order to understand the

一个 AI 工具,用于分析您每周的时间使用情况,并在 10 分钟内展示您的生产力提升机会。
@BlackLedgerSig · X

Free assessment to score your performance system across 8 pillars. 13 questions, 3 minutes, instant results.
@JoshDeLucia · X

为教堂生成公告、社交文案、短信和公告栏版本。
@sara_praise · X
Check out what I just built with Lovable!