The highest tagged major version is v3.

pkg/

Details

Valid go.mod file

The Go module system was introduced in Go 1.11 and is the official dependency management solution for Go.
Redistributable license

Redistributable licenses place minimal restrictions on how software can be used, modified, and redistributed.
Tagged version

Modules with tagged versions give importers more predictable builds.
Stable version

When a project reaches major version v1 it is considered stable.
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Path	Synopsis
config
message Package message contains message handling logic.	Package message contains message handling logic.
metric
msghub
policy
rest
client Package client provides a basic REST client for Inbucket	Package client provides a basic REST client for Inbucket
model
server
pop3
smtp
web Package web provides the plumbing for Inbucket's web GUI and RESTful API	Package web provides the plumbing for Inbucket's web GUI and RESTful API
storage Package storage contains implementation independent datastore logic	Package storage contains implementation independent datastore logic
file
mem
stringutil
test
webui Package webui powers Inbucket's web GUI	Package webui powers Inbucket's web GUI
sanitize