
Free Online CAD Editor — Draw, Edit and Export DXF Files in Your Browser
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
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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

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😁

Turn YouTube videos, PDFs, and URLs into Anki flashcard decks in seconds.
u/holios89 · Reddit
Built an AI SaaS that turns your notes/articles/PDFs into study flashcards — looking for harsh feedback (and bugs) Hey folks, Solo/small side project here: Deckly ( deckly.one ) — an AI-powered flashcard generator for spaced-repetition learning (Anki-compatible export). You give it text, a PDF, or an article link, it generates a deck of flashcards (Q&A, Cloze, or multiple choice), optionally with TTS audio and images per card, and you can study it right in the browser or export to `.apkg`.

Convert PDFs, scans, emails and screenshots to organized Excel or CSV with AI.
Messy2Sheet — AI 文档转表格工具,把截图、邮件订单和 PDF 价格表按自定义字段整理成 Excel/CSV,支持保存可复用 Recipe

AI-powered notes app built with Codex and refined with Grok.
@Number1AIFanboy · X
I got to go to bed. More coding tomorrow. I just had a realization that I'm building cool shit, using @grok in an app that I built with Codex and refined with Grok. And now Grok just works on himself. LFG🚀 Drop me a note here: Get the app here (use LAUNCH50):

Browser extension that customizes webpages with text prompts for styling, layout, and feature changes.
alentodorov · HN
built it in spring 2026--ready to share today. use opus 4.8 to create css and js snipptes to style the websites you visit the way you want. make nytimes more print-like, hn more matrix, or just replace any mention of AI with the :poop-emoji" -- your call.

Turn your handwriting into an installable OTF font.
@alpsariyer · X
Building Penform, a browser-based tool that turns handwriting into a real installable font with supporting alternates.

Turn PDFs into adaptive practice questions and personalized revision flows for learning.
@qurative · X
vibe coded a landing page for seo and shit, will fix it later focusing on adding features to the dasboard

Collaborative LaTeX editor with Markdown support, real-time editing, and built-in reference management.
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.

Convert AI-generated text into natural, human-like writing instantly.
fendouai · GitHub
humanize-text-skill Free AI Humanizer: Humanize AI Text Online

Call AI replicas of human experts trained on their knowledge to get expert advice.
@callable_com_ai · X
create your digital twin with your knowledge base for others to call (and make money?)

Editorial workflow platform for teams to plan, write, review, approve, and publish content.
@duke_can_c_u · X
Hi I’m the founder of a content collaboration platform for teams and creators, with focus on editorial workflows. Always looking to connect with people passionate about content, SaaS, and building great products.