
openDesktop.org
SourceForge
Eclipse
Freecode
OW2
OStatic
SchoolForge.net
OSOR is the Open Source Observatory, a project to provide a framework for developing and executing autonomous observations.

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?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | joinup.ec.europa.eu | devtoolstack.io |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
Osor 10 review in Osor - Croatia Review
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using OSOR and DeveloperToolStack. For example, how are they different and which one is better?
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A collection of developer tools in one place in your browser
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The Complete Open-Source and Business Software Platform.
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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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Eclipse is an open source community, whose projects are focused on building an open development platform comprised of extensible frameworks, tools and runtimes for building, deploying and managing software across the lifecycle.
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Free, no-signup calculators for the money side of building software and freelancing
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