Free Service Providers
The following is a list of free service providers.
VPS
FreeMach - FreeMach™ is a community-powered project that provides free VPS hosting
NanoKVM - Provides free KVM with NAT IPv4 + /64 IPv6
MicroLXC - Provides free 128mb and 256mb NAT + IPv6 containers
Post4VPS - Provides free VPS service after meeting certain activity requirements
Shared Hosting
Free2host - Free2host offers free Shared, Reseller and VPS services to residents in the UK/EU
Other
AdHole - A free, privacy-oriented DNS that blocks tracking, ads and phishing, with support for DNS over HTTPS & DNS over TLS.