
Docly — Free Online Markdown Editor with Live Preview & PDF Export
Free markdown editor with live preview, syntax highlighting, cloud saves, and PDF export.
@bheru_l · X
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Free markdown editor with live preview, syntax highlighting, cloud saves, and PDF export.
@bheru_l · X

Draw and edit 2D CAD designs in your browser, then export as DXF or PDF — no installation or login required.
@KulmanLab · X
- a free and accountless alternative to Autocad

Open-source WYSIWYG Markdown editor with local-first storage and AI-assisted editing across Web, macOS, Windows, and Linux.
Markra — 本地优先的开源所见即所得 Markdown 编辑器,支持 Web、macOS、Windows 和 Linux,AI 修改可预览后应用 - [更多介绍](https://github.com/markrahq/markra/blob/main/README.zh-CN.md)

Convert Markdown to formatted content for WeChat Official Accounts, Word, and PDF export.
@bingobray · X
我做了一个类似的工具: 除了支持公众号,还支持word和pdf😁

Embed a live chat widget on your site to communicate with visitors through Telegram.
@hajlomi · X
- Telegram-powered live chat widget

Convert your GitHub work into marketing posts for X, LinkedIn, and Facebook.
@JessePeplinski · X
👋 I’m building live on Twitch using Codex & Claude. Pop in any time. Let’s connect!

A ChatGPT clone with voice input, markdown support, and Gemini API integration.
@SayamPadwe · X
Just shipped my ChatGPT Clone 🚀 Built with React, JavaScript, Gemini API, Speech Recognition, Markdown, and Vite. Live Demo 👇 GitHub 👇 #reactjs #javascript #webdev #buildinpublic

Paste a YouTube link to generate study notes, flashcards, and exam questions.
@costin_gh07 · X
These threads are great for impressions but weak for real traffic — everyone drops, few click. Still, here's mine: turns any YouTube lecture into study notes in 60s. Anyone actually convert from these?

Paste your URL to get security findings for web apps explained in plain English
@luqmandv · X
I built a free security scanner for vibe-coded apps. You shipped with Cursor, Bolt, or Lovable. But did you check if it's actually safe? Paste your URL → get a plain English security report in 30 seconds. No setup! 👉 #buildinpublic #vibecode

Capture UI elements with code context and screenshots to share with AI agents for debugging visual bugs.
Loerei · HN
I found that describing where a broken UI is and taking screenshots for AI agents really sucks. I’m too lazy to explain an indescribable visual bug or capture a millisecond-long flash. I also don’t want to remember which file defines an element, whether it's right in the .tsx or a problem with the Parent Styles in .css. And even if you can point out the exact file, your agent still has to dig through thousands of lines of code to know what on earth you're yapping about. In a 7700-file monorepo like Cal.com, simply giving the right file in the prompt for your agent saves about 68.9% of execution time and 94.2% of the tokens your agent needs to digest. HoverSource gives all the needed information and further pushes it to -88.5% time and -94.5% tokens, basically skipping the entire digging session and jumping straight to reasoning and executing. The save is linear to how big your codebase is. I want to save tokens, but don’t want to spend my time and energy digging manually, and a junio

Convert X posts to clean Markdown for LLMs and agents via API or URL swap
@larsbuilds · X

Add custom wallpaper, tasks, notes, and reminders to your Chrome new tab.
@Slaetapp · X