Server side tools can be started by executing the WAR file through the Java command line. For example:
$ java -jar gerrit.war <tool> [<options>]
Tool should be one of the following names:
Tools
- init
 - 
Initialize a new Gerrit server installation.
 - daemon
 - 
Gerrit HTTP, SSH network server.
 - prolog-shell
 - 
Simple interactive Prolog interpreter.
 - reindex
 - 
Rebuild the secondary index.
 - SwitchSecureStore
 - 
Change used SecureStore implementation.
 - rulec
 - 
Compile project-specific Prolog rules to JARs.
 - version
 - 
Display the release version of Gerrit Code Review.
 - passwd
 - 
Set or reset password in secure.config.
 
Transition Utilities
- LocalUsernamesToLowerCase
 - 
Convert the local username of every account to lower case.
 - ChangeExternalIdCaseSensitivity
 - 
Convert external IDs to be case insensitive.
 - MigrateAccountPatchReviewDb
 - 
Migrates AccountPatchReviewDb from one database backend to another.
 
Part of Gerrit Code Review