--- title: "#cool articles | Hashnode" description: "Explore 20 articles tagged #cool on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/cool" --- Tag # #cool 20 posts · 2 followers [Chirag The Dev](https://hashnode.com/@chirag7gaming) · [Nov 5](https://hashnode.com/posts/fish-gang/6aec6fcbc07bd2541121eee5) ### [I Built a Full-Stack Software Ecosystem on an Android Device \[FISH GANG\]](https://fish-gang.hashnode.dev/fish-gang?utm_source=hashnode&utm_medium=feed) This is how I started an indie selfless company on budget hardware 5 min read · [fish-gang.hashnode.dev](https://fish-gang.hashnode.dev/fish-gang?utm_source=hashnode&utm_medium=feed) [rajataryan](https://hashnode.com/@Rajat-Arn) · [Jul 23](https://hashnode.com/posts/careermail/6a61dfbd133f1d3235108910) ### [I Built an AI Agent That Reads My Email and Replies as Me — Email It and See](https://rajat04.hashnode.dev/careermail?utm_source=hashnode&utm_medium=feed) There's a live email address, right now, sitting behind a real AI agent I built: 📧 askrajat.ai@gmail.com Email it a question about my background, my hiring rates, my technical stack, or whether I'm a 9 min read · [rajat04.hashnode.dev](https://rajat04.hashnode.dev/careermail?utm_source=hashnode&utm_medium=feed) [GimzoWizard](https://hashnode.com/@gizmowizard352) · [Jan 24](https://hashnode.com/posts/wbbs-official-first-post-a-new-beginning/6974ba566d3b92c818394fdc) ### [WBB's Official First Post: A New Beginning](https://gzw.hashnode.dev/wbbs-official-first-post-a-new-beginning?utm_source=hashnode&utm_medium=feed) So, the first article. Maybe the article. I designed this blog to be my channel, my newspaper, as such. So lets begin. Lets get the update channel going. Here’s all the stuff(what??) you need to know to get up and running with my blog. I’ll only pos... 1 min read · [gzw.hashnode.dev](https://gzw.hashnode.dev/wbbs-official-first-post-a-new-beginning?utm_source=hashnode&utm_medium=feed) [The Cool Symbol](https://hashnode.com/@thecoolsymbol) · [Nov 11, 2025](https://hashnode.com/posts/5-ways-to-make-your-social-media-bio-pop-with-cool-symbols/69134c397c01a3ec5d540a1d) ### [5 Ways to Make Your Social Media Bio Pop with Cool Symbols](https://thecoolsymbol.hashnode.dev/5-ways-to-make-your-social-media-bio-pop-with-cool-symbols?utm_source=hashnode&utm_medium=feed) Tired of a boring bio? Learn how to use cool symbols to make your social media profile stand out, organize your info, and show off your personality. 3 min read · [thecoolsymbol.hashnode.dev](https://thecoolsymbol.hashnode.dev/5-ways-to-make-your-social-media-bio-pop-with-cool-symbols?utm_source=hashnode&utm_medium=feed) [Sailesh](https://hashnode.com/@sailesh-codes) · [Aug 19, 2025](https://hashnode.com/posts/live-web-clock/68a3efc32915d6e7942ddbf9) ### [Live Web Clock](https://codelogics.hashnode.dev/live-web-clock?utm_source=hashnode&utm_medium=feed) Build a live web clock using fundamental web technologies, focusing on accuracy, user experience, and responsive design, without complex frameworks 7 min read · [codelogics.hashnode.dev](https://codelogics.hashnode.dev/live-web-clock?utm_source=hashnode&utm_medium=feed) [EducatedSuddenBucket](https://hashnode.com/@EducatedSuddenBucket) · [Feb 7, 2025](https://hashnode.com/posts/how-to-quickly-get-a-cool-is-a-dev-subdomain/67a608639486ca87057c98e6) ### [How to Quickly Get a Cool .is-a.dev Subdomain for your site](https://blog.esb.is-a.dev/how-to-quickly-get-a-cool-is-a-dev-subdomain?utm_source=hashnode&utm_medium=feed) This blog post shows how to get a .is-a.dev subdomain 1 min read · [blog.esb.is-a.dev](https://blog.esb.is-a.dev/how-to-quickly-get-a-cool-is-a-dev-subdomain?utm_source=hashnode&utm_medium=feed) [Ajink Gupta](https://hashnode.com/@ajinkgupta) · [Feb 4, 2025](https://hashnode.com/posts/shockingly-productive-meet-shockboard-the-error-punishing-keyboard/67a2034471dcd7c78858de15) ### [🚀 Shockingly Productive: Meet "ShockBoard," the Error-Punishing Keyboard](https://unigeek.org/shockingly-productive-meet-shockboard-the-error-punishing-keyboard?utm_source=hashnode&utm_medium=feed) Redditor u/Several-Virus4840 sparked a frenzy on r/developersIndia by building a DIY keyboard that delivers electric shocks to coders who make too many errors. Dubbed "ShockBoard," this cheeky project blends dark humor with hardware hacking, and the ... 2 min read · [unigeek.org](https://unigeek.org/shockingly-productive-meet-shockboard-the-error-punishing-keyboard?utm_source=hashnode&utm_medium=feed) [Mallika Gautam](https://hashnode.com/@mallidalli) · [Jul 1, 2024](https://hashnode.com/posts/unleashing-creativity-day-1-of-30-day-figma-animation-challenge/668306d9b1cafd3d3284b28d) ### [Unleashing Creativity: Day 1 of 30-Day Figma Animation Challenge](https://vbnm.hashnode.dev/unleashing-creativity-day-1-of-30-day-figma-animation-challenge?utm_source=hashnode&utm_medium=feed) Gallery: Subtle Animation \[ PART -1 \] Today, we are going to create a subtle scrolling gallery animation for a clothing brand landing page. This involves some smart prototyping techniques to make the animation work seamlessly. First, we need to desig... 2 min read · [vbnm.hashnode.dev](https://vbnm.hashnode.dev/unleashing-creativity-day-1-of-30-day-figma-animation-challenge?utm_source=hashnode&utm_medium=feed) [Sanskar Gupta](https://hashnode.com/@SansOp25) · [Mar 6, 2024](https://hashnode.com/posts/build-your-own-smtp-server/65e8423820b53bd807969894) ### [Build Your Own SMTP Server (:](https://sans.hashnode.dev/build-your-own-smtp-server?utm_source=hashnode&utm_medium=feed) How cool it would be if you can create your own custom domain server. With specific name such as Sanskar@TechySans.dev . Lets first understand what is a mail server -> A mail server is a crucial component of email communication, facilitating the reli... 9 min read · [sans.hashnode.dev](https://sans.hashnode.dev/build-your-own-smtp-server?utm_source=hashnode&utm_medium=feed) [Rahul Kumar Singh](https://hashnode.com/@rs2904045) · [Sep 20, 2023](https://hashnode.com/posts/dual-booting-any-linux-distro-with-windows/650b303cb11fd7dccf51222e) ### [Dual Booting Any Linux Distro With Windows](https://kaalblogs.hashnode.dev/dual-booting-any-linux-distro-with-windows?utm_source=hashnode&utm_medium=feed) In today's Blog I will share the steps of dual booting any Linux distro with windows. First of all we have to create partition of our existing storage device(i.e. HDD or SSD). The ideal space that I recommend would be 30 to 50 GB. One OS will be in o... 1 min read · [kaalblogs.hashnode.dev](https://kaalblogs.hashnode.dev/dual-booting-any-linux-distro-with-windows?utm_source=hashnode&utm_medium=feed)