Name		Name	Last commit message	Last commit date
parent directory ..
keepers		keepers
legacy		legacy
params		params
testing		testing
upgrades		upgrades
README.md		README.md
app.go		app.go
encoding.go		encoding.go
export.go		export.go
forks.go		forks.go
genesis.go		genesis.go
modules.go		modules.go
sim_test.go		sim_test.go

README.md

App file structure

app.go: this is the final place for all integration
modules.go: this is where modules are registered
keepers: this is where keepers related logic is registered
params: this is where encoding and some app values is registered
upgrades: this is where upgrade is registered