Quora: What are your favorite open-source alternatives?
Read Sam Texas [https://www.quora.com/Sam-Texas-1]' answer
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to What is your favorite open source alternative to an expensive commercial
service?
[https://www.simplecto.com/What-is-your-favorite-open-source-alternative-to-an-expensive-commercial-service]
[https://www.quora.com/What-is-your-favorite-open-source-alternative-to-an-expensive-commercial-service/answer/Sam-Texas-1]