
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

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.

Create and publish landing pages from Claude or ChatGPT with automatic lead-capture forms and SEO.
u/Key_Average1083 · Reddit
Creating landing pages was always a bottleneck I write a weekly newsletter and I'm always having to juggle a few tools just to stand up a lead capture page or a product launch page. I'd load all of my context into Claude or ChatGPT and ask it "help me draft a landing page for this product". It would produce good results, but then I'd have to copy and paste into Carrd, format things - a lot of manual work I didn't want to do. I could've used something like Lovable or Framer, but I didn't w

Turn HTML, Markdown, notebooks, or PDFs into private, shareable websites instantly.
@thryvate · X
My AI built something cool, let’s share it with some friends.

Mobile workspace for editing and previewing HTML/CSS/JS apps with AI integration.
u/heisenberg2995 · Reddit
I built a mobile workspace to edit and preview the HTML apps ChatGPT/Claude write for you. Hey everyone! I built VanillaPad , a mobile workspace for building simple HTML/CSS/JS projects. 👉 https://vanillapad.dev The idea came from something I kept running into. Sometimes I'd need a simple utility app or a quick landing page or to test a little game idea. Getting the initial code written was easy since I could just ask ChatGPT or Claude on my phone. The hard part came af

Free tools to convert, compress, and edit files directly in your browser without uploads.
@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

Create a portfolio or link page by pasting links and choosing a template.
@lovestolead · X
a founder focused linkinbio tool that has the most generous free tier including waitlist functionality. From nothing to elegant portfolio in a couple minutes.

Publish HTML and Markdown artifacts from any AI agent with version history and team access.
@slashdisplay · X
One feature, two agents, one URL. Carl published v1 from Codex. Claude Code iterated to the version that shipped – every hand-off attributed in the audit log. A 3-minute walkthrough of a real workflow:

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.

Design email templates with AI and export as HTML or React Email.
@aaryanpatel_06 · X
If you have an app and you have to design emails, then you also have

Turn screenshots into polished designs using a Chrome extension and web-based editor.
@buildwithshyam · X

Turn HTML animations into watermark-free video for YouTube, TikTok and social platforms.
@FrameCastVideo · X