Changedetection.io
Dev tools
website change monitoring
SHOW HN2022
How HN took it
0 positive, 4 neutral or asking, 3 mixed, 4 critical, out of 11 comments about the project. Thread score -0.25.
Performance: 0 for, 3 againstIdea: 0 for, 1 against
The thread, comment by comment
Each row is a top-level comment and its replies, in HN's order. Select a cell to open that comment on HN.
positive neutral or mixed critical about another commenter or something else the maker
What HN said
What people liked
Set-and-forget reliability when self-hosted via Docker
From 2 comments
I've been running this software locally as a docker container on my laptop since about February 2021, obviously with a few updates/restarts, but generally it is set and forget
biggunz on HNNice and easy to self-host with Docker, thanks. Might save me more than a few bookmarks that I check every couple weeks manually. Small feature wish: optionally fetch and display…
olex on HN
Replaces paid services like Visualping
From 1 comment
I used this to replace Visualping.io. The only features it lacks compared to VisualPing is a GUI for selecting page elements to monitor and fully rendered diff results. It either…
TheKnack on HN
Objections
Hard to tell whether page structure changes are meaningful
From 1 comment
I think you're right that the services themselves break, but more often than not, the failure mode is that what page you're monitoring changes its structure, and then every…
andkon on HN
Cannot extract snippets or regex matches within lines
From 1 comment
Nice little project. I played around with it for a bit, but couldn't figure out how to extract snippets (e.g. a list of headlines, like from the hackernews home page). It seems…
jimmydorry on HN
Does not handle dynamically loaded XHR content well
From 2 comments
I tried this project recently, but it didn’t seem to handle pages that load content dynamically via XHR. At least the couple pages I tried at the time.
ianschmitz on HNIndeed I had it setup using a separate selenium chrome container. Still had the same issue
ianschmitz on HN
Requests
Browser extension for adding URLs
From 2 comments
Nice! Does it have an API for adding URLs to monitor? Would be nice to have a browser extension to do that easily.
eterps on HNThis would fit well as a browser extension - generate your own feeds with or without RSS. Coupled with a simple topic classifier with user defined topics it would bring some…
visarga on HN
API for adding URLs and retrieving snapshots
From 1 comment
Yeah, coming in the next week or so actually, or feel free to open a PR! also adding an API to retrieve snapshots (text/JSON) too
biggunz on HN
Favicons next to URLs in the list
From 1 comment
Nice and easy to self-host with Docker, thanks. Might save me more than a few bookmarks that I check every couple weeks manually. Small feature wish: optionally fetch and display…
olex on HN
GUI for selecting page elements
From 1 comment
I used this to replace Visualping.io. The only features it lacks compared to VisualPing is a GUI for selecting page elements to monitor and fully rendered diff results. It either…
TheKnack on HN
Questions
How the screenshot diff was created
From 1 comment
How did you create the screenshot difference? https://raw.githubusercontent.com/dgtlmoon/changedetection.io/master/screenshot-diff.png
s-xyz on HN
Alternatives named
Visualping.io
From 2 comments
I used this to replace Visualping.io. The only features it lacks compared to VisualPing is a GUI for selecting page elements to monitor and fully rendered diff results. It either…
TheKnack on HNVisualping.io works pretty well as a SaaS. They have an okay free tier (65 checks per month). https://visualping.io/pricing I just wish their pricing model was less check-based.…
tedmiston on HN
urlwatch
From 2 comments
The linked software is for self-hosting. In my experience self-hosting is the safest bet. When self-hosting it's of course best to use software packages that automatically get…
layer8 on HNI'm using urlwatch for this: https://thp.io/2008/urlwatch/
pabs3 on HN
Zyte
From 1 comment
> Is there a change-detection service like this, being provided with stable SLAs by one of the cloud IaaS providers? You're looking for Zyte (formerly ScrapingHub).
hackersnewses on HN
followthatpage
From 1 comment
It sounds like you value permanence and reliability over feature set. You may want to consider https://www.followthatpage.com/ I have been using it for years, and—judging from…
asdfgeoff on HN