Turnkey Linux Virtual Appliance Library is a free open source project which has developed a range of Debian based pre-packaged server software.
License: Open Source
Turnkey Linux provides a simpler, community-driven experience with a variety of pre-configured applications, making it suitable for small to medium deployments. In contrast, BitNami Application Stacks cater to enterprise needs with commercial support, better scalability, and modern deployment options, but may require more resources and technical knowledge.