
Sourcegraph
searchcode
Sourcebot
Codase
Etsy Hound
OpenGrok
Sourcegraph for GitHub
grep.app searches code from over a half million public repositories on GitHub.

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

Which is more popular?
Based on our record, grep.app seems to be more popular. It has been mentioned 16 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | grep.app | devtoolstack.io |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
Identify malware authors using grep.app
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How often each product is chosen within a category, 0–100% relative to the other.


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


How though? Can you also avoid DDoS simply by designing your system to not care if the requester is a bot or not. Let's say I'm running https://grep.app/ for example. AI bots start heavily using it, costing me a ton of money. How would... - Source: Hacker News / 5 months ago
Https://grep.app - To search repos for patterns. I usually use it when I'm using an obscure or badly documented library. https://unicode.scarfboy.com/ - Unicode stuff. There are a lot of small Unicode tool sites. - Source: Hacker News / over 1 year ago
There are some alternatives like https://grep.app or https://sourcegraph.com/search if you want fast live search, but at the end of the day these are generally expensive services to provide, especially for free anonymous users, so you... - Source: Hacker News / about 2 years ago
Tracking DeveloperToolStack since Aug 2026.
When comparing grep.app and DeveloperToolStack, you can also consider the following products.

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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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