# git mergetool > Run merge conflict resolution tools to resolve merge conflicts. > More information: . - Launch the default merge tool to resolve conflicts: `git mergetool` - List valid merge tools: `git mergetool --tool-help` - Launch the merge tool identified by a name: `git mergetool --tool {{tool_name}}` - Don't prompt before each invocation of the merge tool: `git mergetool --no-prompt` - Explicitly use the GUI merge tool (see the `merge.guitool` configuration variable): `git mergetool --gui` - Explicitly use the regular merge tool (see the `merge.tool` configuration variable): `git mergetool --no-gui`