--- title: "#diy articles | Hashnode" description: "Explore 135 articles tagged #diy on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/diy" --- Tag # #diy 135 posts · 17 followers [Shravan Revanna](https://hashnode.com/@shravanrevanna) · [Oct 30](https://hashnode.com/posts/i-built-my-own-ambilight-for-under-1k/6ae46b2d12f22acc6f26e930) ### [I Built My Own Ambilight for Under ₹1k, on the Same ESP32 That Runs My AI Desk Pet](https://blog.shravanrevanna.me/i-built-my-own-ambilight-for-under-1k?utm_source=hashnode&utm_medium=feed) 102 WS2812B LEDs, one ESP32, custom firmware and HyperHDR on a Mac. How I built a monitor Ambilight for under ₹1,000 and beat a 287 ms bug. 6 min read · [blog.shravanrevanna.me](https://blog.shravanrevanna.me/i-built-my-own-ambilight-for-under-1k?utm_source=hashnode&utm_medium=feed) [Wire Ampacity Chart](https://hashnode.com/@wireampacitychart) · [Oct 30](https://hashnode.com/posts/modeling-ampacity-as-a-lookup-table-a-hardware-engineer-s-guide-to-nec-table-310-16/6ae43161f7adef693ef83e4c) ### [Modeling Ampacity as a Lookup Table: A Hardware Engineer's Guide to NEC Table 310.16](https://wireampacitychart.hashnode.dev/modeling-ampacity-as-a-lookup-table-a-hardware-engineer-s-guide-to-nec-table-310-16?utm_source=hashnode&utm_medium=feed) Every hardware project eventually hits the same wall. You have a load, a length of wire, a connector, and a fuse, and someone asks the deceptively simple question: what gauge do I need? On a breadboar 12 min read · [wireampacitychart.hashnode.dev](https://wireampacitychart.hashnode.dev/modeling-ampacity-as-a-lookup-table-a-hardware-engineer-s-guide-to-nec-table-310-16?utm_source=hashnode&utm_medium=feed) [Walid Hassan Tahrim](https://hashnode.com/@tahrimwalid) · [Sep 3](https://hashnode.com/posts/tips-for-building-and-debugging-a-secure-ubuntu-homelab-with-tailscale-docker/6a99cd53ce7be7c74ef3fffd) ### [Tips for Building and Debugging a Secure Ubuntu Homelab with Tailscale & Docker](https://first-homelab-setup.hashnode.dev/tips-for-building-and-debugging-a-secure-ubuntu-homelab-with-tailscale-docker?utm_source=hashnode&utm_medium=feed) Best Practices: Docker, Tailscale Zero-Trust & Network Hardening 7 min read · [first-homelab-setup.hashnode.dev](https://first-homelab-setup.hashnode.dev/tips-for-building-and-debugging-a-secure-ubuntu-homelab-with-tailscale-docker?utm_source=hashnode&utm_medium=feed) [Christoph Dieck](https://hashnode.com/@cdieck88) · [Aug 20](https://hashnode.com/posts/i-built-a-paving-planner-because-herringbone-patterns-made-me-lose-my-mind/6a86fe4dd4b9a12be45ae0e3) ### [I Built a Paving Planner Because Herringbone Patterns Made Me Lose My Mind](https://slashgordon.hashnode.dev/i-built-a-paving-planner-because-herringbone-patterns-made-me-lose-my-mind?utm_source=hashnode&utm_medium=feed) Free browser patio planner: herringbone patterns, material calculator, and hands-free laying guide via voice and camera gestures. No account needed. 6 min read · [slashgordon.hashnode.dev](https://slashgordon.hashnode.dev/i-built-a-paving-planner-because-herringbone-patterns-made-me-lose-my-mind?utm_source=hashnode&utm_medium=feed) [circuitrocks](https://hashnode.com/@circuitrocks) · [Jul 30](https://hashnode.com/posts/build-a-buzzing-hazard-alert-wearable-with-an-esp32-and-gas-sensor/6a6b14416745b221cabd7ced) ### [Build a Buzzing Hazard-Alert Wearable With an ESP32 and Gas Sensor](https://circuitrocks.hashnode.dev/build-a-buzzing-hazard-alert-wearable-with-an-esp32-and-gas-sensor?utm_source=hashnode&utm_medium=feed) Buzzing Hazard-Alert Wearable ESP32: NC State's solar-powered patch buzzes when it senses toxic gas. 2 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/build-a-buzzing-hazard-alert-wearable-with-an-esp32-and-gas-sensor?utm_source=hashnode&utm_medium=feed) [circuitrocks](https://hashnode.com/@circuitrocks) · [Jul 26](https://hashnode.com/posts/portable-commodore-64-a-raspberry-pi-retro-handheld/6a65ce20c080c74233bc10c5) ### [Portable Commodore 64: A Raspberry Pi Retro Handheld](https://circuitrocks.hashnode.dev/portable-commodore-64-a-raspberry-pi-retro-handheld?utm_source=hashnode&utm_medium=feed) Portable Commodore 64 Raspberry: A YouTuber packed a full Commodore 64 into a pocketable Raspberry Pi handheld, complete with a real keyboard, joystick… 2 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/portable-commodore-64-a-raspberry-pi-retro-handheld?utm_source=hashnode&utm_medium=feed) [circuitrocks](https://hashnode.com/@circuitrocks) · [Jul 23](https://hashnode.com/posts/esp32-bowling-scoring-system-beats-a-120k-proprietary-quote/6a6193567d69a8ffe376b9df) ### [ESP32 Bowling Scoring System Beats a $120K Proprietary Quote](https://circuitrocks.hashnode.dev/esp32-bowling-scoring-system-beats-a-120k-proprietary-quote?utm_source=hashnode&utm_medium=feed) ESP32 Bowling Scoring System: An engineer replaced a $120,000 bowling scoring system with $1,600 of ESP32 boards, ESP-NOW mesh, and a Raspberry Pi. 2 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/esp32-bowling-scoring-system-beats-a-120k-proprietary-quote?utm_source=hashnode&utm_medium=feed) [circuitrocks](https://hashnode.com/@circuitrocks) · [Jul 19](https://hashnode.com/posts/raspberry-pi-zero-2-w-e-ink-typewriter-a-focused-writerdeck/6a5c93bc2bbd6a572d999837) ### [Raspberry Pi Zero 2 W E Ink Typewriter: A Focused WriterDeck](https://circuitrocks.hashnode.dev/raspberry-pi-zero-2-w-e-ink-typewriter-a-focused-writerdeck?utm_source=hashnode&utm_medium=feed) A Raspberry Pi Zero 2 W and a Waveshare ePaper screen become a distraction-free typewriter, with a live word-count display and a screen that rises like… 3 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/raspberry-pi-zero-2-w-e-ink-typewriter-a-focused-writerdeck?utm_source=hashnode&utm_medium=feed) [circuitrocks](https://hashnode.com/@circuitrocks) · [Jul 10](https://hashnode.com/posts/pi-zero-cyberdeck-a-pocket-linux-rig-with-a-35-screen/6a50b7c17467602acc681fa0) ### [Pi Zero Cyberdeck: A Pocket Linux Rig With a 3.5" Screen](https://circuitrocks.hashnode.dev/pi-zero-cyberdeck-a-pocket-linux-rig-with-a-35-screen?utm_source=hashnode&utm_medium=feed) Pi Zero Cyberdeck Pocket: A Raspberry Pi Zero 2 W, a 3.5-inch GPIO screen, and a thumb keyboard fold into a pocket Linux rig. 2 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/pi-zero-cyberdeck-a-pocket-linux-rig-with-a-35-screen?utm_source=hashnode&utm_medium=feed) [circuitrocks](https://hashnode.com/@circuitrocks) · [Jul 9](https://hashnode.com/posts/the-pocketmage-an-open-source-esp32-s3-e-ink-pda-goes-live/6a4f1f0119d2a2b19e9aedf8) ### [The PocketMage: An Open-Source ESP32-S3 E Ink PDA Goes Live](https://circuitrocks.hashnode.dev/the-pocketmage-an-open-source-esp32-s3-e-ink-pda-goes-live?utm_source=hashnode&utm_medium=feed) Meet the PocketMage: an open-source ESP32-S3 pocket PDA pairing a dual E Ink and OLED display for distraction-free writing, notes, and light coding. 2 min read · [circuitrocks.hashnode.dev](https://circuitrocks.hashnode.dev/the-pocketmage-an-open-source-esp32-s3-e-ink-pda-goes-live?utm_source=hashnode&utm_medium=feed)