Google Workspace - Google's encompassing suite of cloud-based business apps.
Google Open Source - All of Googles open source projects under a single umbrella
Open Source Alternative To - OpenSourceAlternative.To lets you search and filter 250+ open source alternatives by categories, licenses, languages, stargazers, and date added.
Opensource Builders - Find open-source alternatives to commercial apps
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LaunchKit - Open Source - A popular suite of developer tools, now 100% open source.