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A gigantic jet caught on camera: A spritacular moment for NASA astronaut

https://science.nasa.gov/science-research/heliophysics/a-gigantic-jet-caught-on-camera-a-spritacular-moment-for-nasa-astronaut-nicole-ayers/
95•acossta•3d ago•20 comments

Clojure Async Flow Guide

https://clojure.github.io/core.async/flow-guide.html
118•simonpure•6h ago•40 comments

Web apps in a single, portable, self-updating, vanilla HTML file

https://hyperclay.com/
5•pil0u•25m ago•0 comments

Claudia – Desktop companion for Claude code

https://claudiacode.com/
384•zerealshadowban•13h ago•190 comments

Google admits anti-competitive conduct involving Google Search in Australia

https://www.accc.gov.au/media-release/google-admits-anti-competitive-conduct-involving-google-search-in-australia
145•Improvement•4h ago•85 comments

Leeches and the Legitimizing of Folk-Medicine

https://press.asimov.com/articles/leeches-and-the-legitimizing-of-folk-medicine
7•mailyk•3d ago•1 comments

Non-Uniform Memory Access (NUMA) is reshaping microservice placement

https://codemia.io/blog/path/NUMA-Is-the-New-Network-How-Per-Socket-Memory-Models-Are-Reshaping-Microservice-Placement
54•signa11•5h ago•19 comments

Llama-Scan: Convert PDFs to Text W Local LLMs

https://github.com/ngafar/llama-scan
128•nawazgafar•9h ago•57 comments

The Enterprise Experience

https://churchofturing.github.io/the-enterprise-experience.html
327•Improvement•14h ago•94 comments

Mangle – a language for deductive database programming

https://github.com/google/mangle
40•simonpure•6h ago•5 comments

Modifying other people's software

https://natkr.com/2025-08-14-modifying-other-peoples-software/
46•todsacerdoti•4d ago•24 comments

How Keeta processes 11M financial transactions per second with Spanner

https://cloud.google.com/blog/topics/financial-services/how-blockchain-network-keeta-processes-11-million-transactions-per-second-with-spanner
28•xescure•3d ago•14 comments

Show HN: Doxx – Terminal .docx viewer inspired by Glow

https://github.com/bgreenwell/doxx
152•w108bmg•11h ago•39 comments

Show HN: OverType – A Markdown WYSIWYG editor that's just a textarea

274•panphora•14h ago•74 comments

Derivatives, Gradients, Jacobians and Hessians

https://blog.demofox.org/2025/08/16/derivatives-gradients-jacobians-and-hessians-oh-my/
229•ibobev•16h ago•53 comments

Show HN: ASCII Tree Editor

https://asciitree.reorx.com/
13•novoreorx•4h ago•3 comments

Show HN: NextDNS Adds "Bypass Age Verification"

363•nextdns•16h ago•110 comments

Fun with Finite State Transducers

https://blog.yossarian.net/2025/08/14/Fun-with-finite-state-transducers
28•woodruffw•3d ago•2 comments

ArchiveTeam has finished archiving all goo.gl short links

https://tracker.archiveteam.org/goo-gl/
346•pentagrama•13h ago•80 comments

BBC Micro, ancestor to ARM

https://retrogamecoders.com/bbc-micro-the-ancestor-to-a-device-you-are-guaranteed-to-own/
111•ingve•17h ago•93 comments

A Visual Exploration of Gaussian Processes (2019)

https://distill.pub/2019/visual-exploration-gaussian-processes/
56•vinhnx•2d ago•0 comments

MS-DOS development resources

https://github.com/SuperIlu/DOSDevelResources/blob/main/README.md
86•mariuz•14h ago•15 comments

Why Nim?

https://undefined.pyfy.ch/why-nim
141•TheWiggles•17h ago•147 comments

Here be dragons: Preventing static damage, latchup, and metastability in the 386

http://www.righto.com/2025/08/static-latchup-metastability-386.html
75•todsacerdoti•15h ago•40 comments

LL3M: Large Language 3D Modelers

https://threedle.github.io/ll3m/
406•simonpure•19h ago•173 comments

Faster Index I/O with NVMe SSDs

https://www.marginalia.nu/log/a_123_index_io/
154•ingve•17h ago•23 comments

Primitive Streaming Gods (2018)

https://tedium.co/2018/01/30/legal-music-streaming-history/
20•_vaporwave_•2d ago•3 comments

Show HN: Fallinorg - Offline Mac app that organizes files by meaning

https://fallinorg.com/#
74•bobnarizes•15h ago•42 comments

Electricity prices are climbing more than twice as fast as inflation

https://www.npr.org/2025/08/16/nx-s1-5502671/electricity-bill-high-inflation-ai
254•geox•16h ago•268 comments

Teaching GPT-5 to Use a Computer

https://prava.co/archon/
65•Areibman•2d ago•16 comments
Open in hackernews

Show HN: ASCII Tree Editor

https://asciitree.reorx.com/
13•novoreorx•4h ago
Show HN: ASCII Tree Editor

I've created a web-based editor for ASCII file directory trees called asciitreeman. It's designed to make it easier to edit and reorganize the output of the tree command.

You can try it out here: https://reorx.github.io/asciitreeman/

And the source code is on GitHub: https://github.com/reorx/asciitreeman

Some of the key features include visual tree editing with drag-and-drop-like operations, real-time sync where changes are immediately reflected in the ASCII output, keyboard shortcuts for navigation (J/K or arrow keys), and auto-saving your work to local storage.

What's interesting is that I used Claude Code to "vibe-code" this project in a very short amount of time. It was a fun experiment in AI-assisted development. For those curious about the process, I've included the prompts and specifications I used in the source code. You can check them out in the spec.md and CLAUDE.md files in the repository.

Hop you find it useful!

Comments

ycombiredd•55m ago
You might find this a useful companion to your tool.

https://github.com/scottvr/retree

novoreorx•43m ago
That's pretty neat! My motivation is to manipulate tree structures to provide them to LLM. Retree does the opposite, taking tree text as input to create a real file system hierarchy. Next time I want to create a new project based on the tree I edited through ASCII Tree Editor, I can use retree to do this.
chrismorgan•31m ago
I’m sure lots of people will think this, so I’ll say it—

Box-drawing characters (U+2500–U+257F) are not ASCII (U+0000–U+007F).

There, got it out of my system. :-)

(I know, “ASCII art” colloquially means more than just the ASCII range.)