The latest articles on DEV Community by Jae Moon (@jae_moon_4864941ecf7e394b). https://dev.to/jae_moon_4864941ecf7e394b https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3981907%2F33614174-8861-42de-a06c-f0bdd47d1e2d.png https://dev.to/jae_moon_4864941ecf7e394b en Jae Moon Thu, 25 Jun 2026 14:01:42 +0000 https://dev.to/jae_moon_4864941ecf7e394b/i-built-20-free-dev-tools-and-a-flip-clock-that-turns-old-phones-into-a-desk-companion-441h https://dev.to/jae_moon_4864941ecf7e394b/i-built-20-free-dev-tools-and-a-flip-clock-that-turns-old-phones-into-a-desk-companion-441h <p>The Toolbox → 0918.us (<a href="https://0918.us" rel="noopener noreferrer">https://0918.us</a>)<br> 24 free browser-based tools. No signups. No ads. No tracking.</p> <ul> <li>Image: compressor, converter, cropper, resizer, favicon generator, Base64 converter</li> <li>Code: JSON formatter, JWT decoder, regex tester, SVG optimizer, SVG→JSX, hash generator, UUID generator, URL encoder/decoder, timestamp converter</li> <li>CSS: gradient generator, box shadow generator, clamp generator, color picker, contrast checker</li> <li>Text: case converter, lorem ipsum generator, Base64 text converter Why I built this I got tired of bookmarking 15 different sites for daily dev tasks. And I wanted a desk clock that didn't cost $200. So I built both under one domain as a birthday project. Tech stack</li> <li>Next.js + TypeScript</li> <li>Deployed on Vercel</li> <li>Flip Clock uses CSS 3D transforms + setInterval sync You can use it today</li> <li>Flip Clock: open flipclock.0918.us on any device → full screen → done</li> <li>Tools: bookmark the tools you use most</li> <li>Everything is free, no accounts, nothing to install Plus, if you have something similar (free tools, desk clock, old device repurposing), I'd love to see it. Drop a link in the comments.</li> </ul> showdev sideprojects tooling webdev Jae Moon Fri, 12 Jun 2026 21:02:46 +0000 https://dev.to/jae_moon_4864941ecf7e394b/free-browser-based-developer-tools-i-built-for-everyday-frontend-work-3a41 https://dev.to/jae_moon_4864941ecf7e394b/free-browser-based-developer-tools-i-built-for-everyday-frontend-work-3a41 <p>I built a small collection of free web tools for common frontend/dev tasks:</p> <p><a href="https://0918.us" rel="noopener noreferrer">https://0918.us</a></p> <p>Tools include:</p> <ul> <li><p>Image converter, compressor, resizer, cropper</p></li> <li><p>JSON formatter</p></li> <li><p>Base64 text/image converter</p></li> <li><p>URL encoder/decoder</p></li> <li><p>Hash and UUID generator</p></li> <li><p>CSS gradient / box-shadow / clamp generators</p></li> <li><p>YouTube to MP3/MP4 converter for content you own or have permission to download</p></li> </ul> <p>Everything runs in the browser where possible, no sign-up required.</p> <p>I originally made it for my own workflow, but I’m trying to improve it and would appreciate feedback from other developers.</p> <p>If you have suggestions for useful tools to add, UX fixes, or SEO/content ideas, I’d love to hear them.</p> showdev sideprojects tooling webdev