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Show HN: Seashells – Pipe output from CLI apps to the web in real time

Screenshot of seashells.io captured 2026-07-20
Page preview · captured 2026-07-20

Resurfaced independently across 4 calendar years, with breakout response in 3 of them.

submissions
4
submitters
4
observed span
2017–2023
peak thread · 70 comments
356 pts
latest 20+ return · 2021-10-18
139 pts

Submission timeline

2007–2026

One slot for every year since HN launched. Height is that year's peak points; orange marks a 100+ point or 50+ comment breakout. Select a bar to open its strongest thread.

First comments on top threads

HN comment order

Hi HN! I made a service to enable me to easily monitor long-running experiments (e.g. training neural nets). I thought it would be generally useful, so I'm opening it up to the public. I'm curious to hear what you all think! Read a little bit more about the motivation here, if you're interested: http://www.anishathalye.com/2017/07/10/seashells/

I created something similar years ago and it's open source: https://stream.ht/ Try it out, you can pipe your terminal: exec > >(nc stream.ht 1337) 2>&1 Or just pipe a file: tail -F file.log | nc stream.ht 1337 Pipe htop (delay is required to see share url) (sleep 5; htop) | nc stream.ht 1337 Doesn't require installing anything! Requires netcat which is installed on most *nix systems but you can use a plain tcp socket connection to pipe data too: exec…

Just sayin' you can do something like this in bash out of the box... Don't let me spoil the party though, the more the merrier. https://www.gnu.org/software/bash/manual/html_node/Redirecti... "/dev/tcp/host/port If host is a valid hostname or Internet address, and port is an integer port number or service name, Bash attempts to open the corresponding TCP socket. /dev/udp/host/port If host is a valid hostname or Internet address, and port is an integer port number or service name, Bash attempts to open the…

Cool, reminds me a bit about streamhut.io

The first top-level comment from each of the four biggest threads, in HN’s own order. Excerpts are shortened; open a comment for full context.

Breakout years
3

100+ points or 50+ comments

Total points
710

reference only — not used in Hall rules or ranking

Total comments
144

reference only — not used in Hall rules or ranking

Every submission