
JSON Wallet — Free Online JSON Editor & Formatter
Paste JSON code to edit, format, validate and transform in your browser without uploading data.
@bhushankuma491 · X
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Paste JSON code to edit, format, validate and transform in your browser without uploading data.
@bhushankuma491 · X

Create narrated training videos from PDFs and documents using AI-generated slide decks.
u/No-Tap6993 · Reddit
I built a slide deck video builder Most AI generated visual can look like slop. I built a slide deck video builder for training content. It generates beautiful slide decks from 18 templates, adds voice over, allows post editing, and finally export to mp4. Check it out at https://inkbolt.ai and let me know what you think! I have to give a shout out to this repo for inspiring how to do design properly with AI. https://github.com/zarazhangrui/frontend-slides submitted b

Visual feedback widget for staging sites—click elements to pin comments without logins or screenshots.
@vova_tsurkan · X
Built my first app with @shipstudio_app Now Coohoo is live on Product Hunt! 🚀

Create and customize interactive widgets with AI and embed them on any website.
@fugteapp · X
which empowers nontechnical users to be able to customize code generated by AI or developer, and be able to share and embed it to the website they are already using

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.

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?

Convert HTML and Markdown content into shareable links and QR codes.
@gomixo · X
和团队做了一个非常实用的小工具:HTMLShare。 现在用 AI 生成网页、报告、可视化作品越来越方便,但生成后的 HTML 文件,想分享给别人却很麻烦:要么发文件,要么部署网站,要么截图。 HTMLShare 解决的就是这个问题: 👉 欢迎体验,也欢迎反馈建议。

Transform AI-generated text into human-sounding content with tools for grammar, summarization, and SEO optimization.
@RohanAhmed06 · X
🚀 Built Humanely. An AI writing toolkit with: • AI Humanizer • AI Detector • Grammar Checker • Text Summarizer • SEO Tools I'd love your honest feedback 🙌

Extract timestamped transcripts from YouTube videos instantly, no login needed.
@BansalSamy87003 · X
I am 14 year old

Create and export flowcharts, sequence diagrams, ERDs, and other Mermaid diagrams online.
ghosts_ · HN
I've been slowly adding some new free tools to Moxie Docs (partly for SEO, partly to illustrate some of our feature sets before any commitment) for some reason this mermaid editor one blew up on Google rankings so I figured I'd share in case people find it useful! We also have ADR, AGENTS.md, LLMs, and a few other free tools.

Free online PDF editor with 51 tools for merging, signing, OCR, and translation—works offline, no login needed.
@zubidavies · X

Create and style markdown documents with components to organize and publish your knowledge base.
@sidbyok · X
Write your documents in Markdown with a professional visual rendering without HTML/CSS, just native Markdown.