Show HN: An e-ink frame that hears birds and draws them as 1800s illustrations
An e-ink frame detects bird sounds and displays 1800s-style illustrations of the birds. The project is open source and available on GitHub. (github.com)
Show HN
Show HN: Make cursed fonts like Times New Bastard
Bastardica is a web tool that allows users to create distorted and mixed fonts by combining existing fonts locally in the browser. The generated fonts can be used across various platforms and are licensed under the original font licenses. (bastardica.mitpit.com)
The daily digest
Today's best Hacker News stories, summarized and screenshotted, one email a day.
Show HN: What if the speed of light was 5 km/h?
A simulation demonstrates how relativistic effects such as length contraction, time dilation, and Doppler shifts occur when the speed of light is reduced to 5 km/h. Users can explore these phenomena interactively by accelerating and observing how objects and light behave under these conditions. (rivendell.dmitrybrant.com)
Show HN: The same nine streaming subscriptions cost $702/year more than in 2021
The combined cost of nine major streaming subscriptions increased by 61% from 2021 to 2026, adding $702 annually for the same services. Prices for individual services like Disney+ and Apple TV+ have risen significantly, with some more than doubling since 2021. (honestlyranked.com)
Show HN: Whiteboard (YC W26) – An open-source IDE for thoughtful software design
Whiteboard is an open-source IDE designed to facilitate thoughtful software design. It aims to improve development workflows with features supporting code quality, security, and collaboration. (github.com)
Show HN: Open-Source eInk Bike Computer
OpenTrailPaper is an open-source firmware for the LilyGO T5S3 e-paper bike computer, allowing riders to track rides, navigate GPS routes, and record data offline. The device can operate independently after loading maps and routes via a companion app, with Bluetooth sensors for heart rate and power data. (opentrailpaper.com)
Show HN: Capsule – Single-file web apps that save their data into SQLite
Capsule creates single-file web apps that include UI, data, and assets, which can be shared via email or messaging apps without cloud reliance. It also enables AI-generated app development with live updates, ensuring privacy and offline access. (withcapsule.app)
Show HN: Reladraw – A diagram language where you decide where to place things
Reladraw is a diagram language that allows users to decide where to place elements within a diagram. It is an open-source project hosted on GitHub aimed at simplifying diagram creation. (github.com)
Show HN: Real-time Solar System with 526k asteroids and all tracked satellites
A real-time solar system visualization displays over 526,000 asteroids and tracked satellites with interactive controls for rotation, zoom, and navigation. Users can explore celestial bodies and their orbits through an intuitive interface. (space.bl2.net)
Show HN: Lofi Cities – Pixel-art city nights with browser-generated lofi
Lofi Cities is a web app that combines pixel-art city scenes with live-generated lofi music, creating a calming background for studying or relaxing. Users can select different cities with weather effects and ambient sounds, with seamless animations and customizable music styles. (loficities.com)
Show HN: Jev Plays Pokémon Red
An AI decision model named Jev is live-playing Pokémon Red and streaming the entire game. The project showcases how AI can make game decisions, with a focus on an AI assistant called Frigade for guiding users in products. (jev-pokemon.vercel.app)
Show HN: Share your AI Setup, Learn from others
mysetup.ai is a community platform where builders share their AI configurations and learn from others' setups. It aims to help users understand different tools and workflows used in AI development. (mysetup.ai)
Show HN: Copperhead – Hardware as Fast as Software
Copperhead is an open-source platform that streamlines hardware design by enabling AI-assisted circuit board creation and verification. It integrates decision tracking, automated checks, and file propagation to simplify hardware engineering workflows. (copperhead.sh)
Show HN: Running 104GB Qwen3.8-Flash-Next on 48GB Mac with at ~12 tok/s
Qwen3.8-Flash-Next, a large language model, runs on a 48GB Mac with 104GB of data at approximately 12 tokens per second. The project demonstrates efficient deployment of high-capacity models on limited hardware. (github.com)
Show HN: Cactus Needle 3: 8-29MB automation models can match DeepSeek V4 Flash
Cactus Needle 3 is a compact AI model of 8-29MB designed for mobile and embedded devices, outperforming larger models in tool-based tasks. It enables applications like smart homes, robots, and wearables to perform complex tasks offline with high accuracy. (cactuscompute.com)
Show HN: HN.watch – Videos of all Hacker News posts
HN.watch provides short videos explaining each Hacker News post, making it easier to understand the stories. It displays a variety of topics, from tech developments to social issues, with a focus on video content. (hn.watch)
Show HN: Hacker News, without AI
A website called hcker.news presents a version of Hacker News that explicitly excludes AI content. The site was temporarily inaccessible due to suspected bot traffic and Cloudflare protections. (hcker.news)
Show HN: Koi.rest – watch some fish and regain your balance
Koi.rest is a virtual koi pond created by developer Paul Glushak to help users relax and regain balance. The project was built using AI tools to overcome coding challenges and is shared publicly as a calming online space. (koi.rest)
Show HN: Hacker News, Without AI
Trending topics on Hacker News include developments in databases, programming languages, hardware security, and scientific discoveries. Discussions also cover industry updates, cultural aspects of technology, and notable events in the tech world. (unslop.news)
Launch HN: Nori Robotics (YC S26) – A low-cost humanoid robot for development
Nori Robotics is launching the Nori A3 humanoid robot, priced at $1,688 and shipping in fall 2026. It supports daily tasks like cooking, tidying, and fetching, with customizable skills via a home training app. (norirobotics.com)
Show HN: NSL – WSL for Linux
NSL provides persistent Linux machines similar to WSL, running as systemd-nspawn containers within a small VM. It supports multiple distros, file sharing, port forwarding, and isolation for trusted or untrusted software. (frostyard.github.io)
Show HN: Weedout – Safari extension that hides YouTube AI-labeled videos
{"summary": "Weedout is a Safari extension for macOS that automatically hides YouTube videos labeled as " (masteranza.github.io)
Launch HN: Magnitude (YC S25) – Self-optimizing inference engine for agents
Magnitude is a self-optimizing inference engine designed for agents, aiming to improve AI efficiency. It is part of YC S25 and available as an open-source project on GitHub. (github.com)
Show HN: Drop – a rootless Linux sandbox with gVisor support
Drop is a rootless Linux sandbox that isolates programs and agents without disrupting the user's environment, using existing distributions and disposable environments. It supports gVisor for enhanced security and runs without requiring root privileges, making sandboxing easier and safer. (droprun.sh)
Show HN: TERMy – A fast terminal assistant that does not use LLMs
TERMy is a fast terminal assistant that does not rely on large language models, focusing on efficiency. It aims to improve developer workflows without the overhead of AI-based tools. (github.com)
Show HN: Hacking a $20 4G wireless hotspot into a texting device
A $20 4G wireless hotspot was modified into a texting device by installing Linux and connecting a custom keyboard. The project leverages open-source tools and hardware hacking to repurpose inexpensive electronics for communication purposes. (bkovac.github.io)
Show HN: Neobrutalism.dev – just added Base UI support and added new color theme
Neobrutalism.dev now supports Base UI and features a new color theme, offering 64 components, charts, and star shapes for React and Tailwind v4. It enables users to quickly build bold neobrutalist layouts with customizable palettes. (neobrutalism.dev)
Show HN: Radius – A Meetup.com Alternative
Radius is a platform designed to help users discover and connect with local communities, groups, and events. It has recently been relaunched with new features like 'Activities' to facilitate informal meetups and social activities. (radius.to)
Show HN: Stuxnet – A reconstructed source code of the infamous cyber-weapon
A reconstructed source code of the notorious cyber-weapon Stuxnet has been made available on GitHub. The repository includes files, documentation, and licensing details related to the malware. (github.com)
Show HN: Ledge.sh – Runnable Markdown Notes
Ledge.sh is a Markdown notebook designed for developers and DevOps to run shell commands, code, SQL, and AI prompts within notes. It supports multiple platforms and allows persistent shells, streamlining workflow and collaboration. (ledge.sh)
Show HN: I made a flight simulator, except you're just a passenger
A new flight simulator lets users experience being a passenger rather than a pilot. The platform is accessible online and includes features like saved flights. (inflightsimulator.com)
Show HN: Destroy Any Website with Stickman
A game called Destroy Any Website allows users to input a URL and simulate destruction using a stickman character. It can be embedded on websites for visitors to play and smash the site in multiplayer mode. (destroy.spritefusion.com)