
Free Online CAD Editor — Draw, Edit and Export DXF Files in Your Browser
在浏览器中绘制和编辑2D CAD设计,导出为DXF或PDF,无需安装或登录。
@KulmanLab · X
- a free and accountless alternative to Autocad
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在浏览器中绘制和编辑2D CAD设计,导出为DXF或PDF,无需安装或登录。
@KulmanLab · X
- a free and accountless alternative to Autocad

Avnac 是一个开源设计工具,可在浏览器中创建图形。
@akinkunmi · X
He trash-talked me and my amazing project ( unprovoked while all his projects are vibe-coded slop. That's why I named him King of Slop.


在网络上创建和可视化设计的创意工作室OPROS Design Studio。
@OprosOlamiflex · X
Check out what I just built with Lovable!

支持Markdown的协作LaTeX编辑器,提供实时编辑和参考文献管理。
danielszabo · HN
Online editor with LaTeX, Markdown, LaTeX+Markdown Hybrid and WYSIWYG (MD only) support, AI assistant with resource lookup and anti-hallucination features, live collaboration and more fun things. Still in quite early beta. First institutional deployment scheduled in the autumn. Feel free to play around.

ArtPlayer 免费浏览器视频和音频编辑工具,支持压缩、裁剪、合并和格式转换。
zhw2590582 · V2EX
最近对网站进行了重构,做成了免费的视频工具站:[ArtPlayer Tools]( https://artplayer.org/tools/) 主要是围绕着 ffmpeg.wasm 和 mediabunny 实现的一些可以直接在浏览器里用的视频/音频工具,常用的有: - 视频压缩:[Compress Video]( https://artplayer.org/compress-video/) - 视频裁剪:[Crop Video]( https://artplayer.org/crop-video/) - 视频合并:[Merge Video]( https://artplayer.org/merge-video/) - 视频尺寸调整:[Resize Video]( https://artplayer.org/resize-video/) - 视频旋转:[Rotate Video]( https://artplayer.org/rotate-video/) - 视频调速:[Change Video Speed]( https://artplayer.org/change-video-speed/) - 添加文字到视频:[Add Text to Video]( https://artplayer.org/add-text-to-video/) - 添加水印:[Watermark Video]( https://artplayer.org/watermark-video/) - 提取字幕:[Subtitle Editor]( https://artplayer.org/subtitle-editor/) - HLS 转 MP4:[HLS to MP4]( https://artplayer.org/hls-to-mp4/) - 音频可视化:[Audio Visualizer]( https://artplayer.org/audio-visualizer/) 大部分工具都是本地处理,文件不会上传到服务器。最开始是因为自己偶尔要处理一些视频,开剪辑软件又有点重,在线工具又担心隐私,所以就慢慢做成了一个站。 目前还在持续完善,体验肯定还有不少粗糙的地方,比如不同浏览器的兼容、移动端操作、长视频性能之类的。 网站: [ArtPlayer Tools]( https:

8个免费在线工具,包括格式化、编码、密码生成和取色。
@Supportpintutec · X
Just launched QuickTools — 8 free online tools 🛠️ Word Counter • JSON Formatter • Password Generator • Color Picker 100% browser-based, no signup 🔗 #SideProject #WebDev #FreeTools #BuildInPublic

设计、动画化并导出元胞自动机图案
@majo_puterka · X
Nerdy, browser-based pattern generator on Wolfram's cellular automata. SVG export, freehand mode, free.

在浏览器中使用 KiCad 设计电子电路和 PCB,无需安装。
ViktorEE · HN
KiCad, a PCB EDA suite is now working in a browser, you can try it at the link, there's a demo project or you can bring your own. Firefox is best, Chrome is good, Safari is "working". We’re Emergence Engineering, a dev shop from Hungary, mostly working with rich text editors, CRDTs. PCBJam started as my (Viktor, CTO, ex-electrical engineer) hobby project but as time went on I put more and more energy into it, and a product started shaping up in my head, in the last few months we’ve started to focus on this project a bit more, and this is the first MVP~ish result. This project is a ton of fun, ton of learning, ton of improvements over improvements: - I thought there must be ways to emulate the PCB canvas OpenGL code on the web. And yes, there are a lot of ways, all of them very buggy. Turns out it’s faster to just write WebGL code that works with KiCad’s Graphics Abstraction Layer if you add the right intermediate debugging steps. I (with Claude) implemented the features and compared

在浏览器中免费转换、压缩和编辑文件,文件不上传服务器。
@faisalhaleem · X
Just launched — free browser-based file tools runs entirely in your browser. Video to GIF (with trim slider) Merge / Split / Shrink PDF Your files NEVER leave your device. No sign-up needed. Free forever. #buildinpublic #webdev #indiedev #tools #privacy

Drag-and-drop visual editor for Claude Code status line with terminal preview.
@refinistdev · X
Tired of hand-editing your Claude Code status line? I built a visual editor for ccstatusline 🎨 → drag & drop widgets → true-to-terminal preview, no Nerd Font needed → one command to apply Free & open source 👇 #ClaudeCode #ccstatusline

拖动方框体验Flexbox布局引擎的推断过程。
drzivil · HN
Drag boxes around and watch a layout engine infer the Flexbox (no AI)