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Via port 53 you could try iodine.
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Stream
Stream - Scalable APIs for Chat, Feeds, Moderation, & Video. Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.
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Try an OpenVPN server in TCP mode over port 443.
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Xray-core
Xray, Penetrates Everything. Also the best v2ray-core. Where the magic happens. An open platform for various uses.
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NOTE:
The number of mentions on this list indicates mentions on common posts plus user suggested alternatives.
Hence, a higher number means a more popular project.