
DevTools Advanced
FullStackToolkit
DevFinanceTools
JSON Formatter & Validator
AllDevToolsHub
Boop
DeveloperTools.Tech
120 free browser-based developer utilities. No sign-up required.

Mailwasher
SpamSieve
Spamihilator
SPAMfighter
SpamBayes
Spam Reader
SpamAssassin
POPFile classifies email into categories you define.

Which is more popular?
Based on our record, POPFile seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | devtoolstack.io | getpopfile.org |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DeveloperToolStack and POPFile. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking DeveloperToolStack since Aug 2026.
Thanks for being a POPFile user back then! The site is still alive if you need some nostalgia in your life: https://getpopfile.org/docs/welcome. - Source: Hacker News / over 1 year ago
Use the old popfile software. It's a bit janky and hasn't been updated in years, so it might be a pain to get working. That said it may just be the greatest IMAP Bayesian filter based email organizational tool ever made. It can learn how... Source: over 4 years ago
I am. And yes, I did create POPFile (https://getpopfile.org/). And yes, I do work for Cloudflare, been there a while... https://blog.jgc.org/2012/02/programmer.html. - Source: Hacker News / over 4 years ago
When comparing DeveloperToolStack and POPFile, you can also consider the following products.

A collection of developer tools in one place in your browser
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Free, no-signup developer tools for technical SEO: robots.txt, sitemap.xml and .htaccess generators, plus practical guides. Everything runs in your browser.
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Save time by adding powerful spam filtering to the e-mail client on your Mac.
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Free, no-signup calculators for the money side of building software and freelancing
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The free Anti-Spam-Filter Spamihilator removes more than 98% of spam mails before they even get into your inbox.
Compare Spamihilator to DeveloperToolStack or POPFile: