diff --git a/generate.xml b/generate.xml
index 98eb3ea7..50be3a9f 100644
--- a/generate.xml
+++ b/generate.xml
@@ -2,9 +2,9 @@
 <!-- Copyright (c) 2014-2016 libbitcoin developers (see COPYING). -->
 <generate language="en-us" >
 
-  <repository name="libbitcoin" version="3.4.0" email="eric@voskuil.org" >
+  <repository name="libbitcoin" version="3.4.0" email="eric@voskuil.org" path="libbitcoin-system" >
 
-    <package library="bitcoin" description="Bitcoin Cross-Platform C++ Development Toolkit" url="https://github.com/libbitcoin/libbitcoin" >
+    <package library="bitcoin" description="Bitcoin Cross-Platform C++ Development Toolkit" url="https://github.com/libbitcoin/libbitcoin-system" >
       <flag value="@icu@" />
       <flag value="@png@" />
       <flag value="@qrencode@" />
diff --git a/gsl.copy_properties.cmd b/gsl.copy_properties.cmd
index 4eecdfd4..d05c93b4 100644
--- a/gsl.copy_properties.cmd
+++ b/gsl.copy_properties.cmd
@@ -19,8 +19,9 @@ pushd %~dp0
 
 .endmacro emit_initialize
 .
-.macro emit_import_copy_project(output, repository_name, import_name, vs_version)
-.   define my.msvc_path = "$(my.output)\\$(my.repository_name)\\builds\\msvc\\$(my.vs_version)"
+.macro emit_import_copy_project(repository, output, import_name, vs_version)
+.   define my.repository = emit_import_copy_project.repository
+.   define my.msvc_path = "$(my.output)\\$(canonical_path_name(my.repository))\\builds\\msvc\\$(my.vs_version)"
 if not exist "$(my.msvc_path)" call mkdir "$(my.msvc_path)"
 .   emit_error_handler("Failed to create directory.")
 
@@ -30,12 +31,13 @@ call xcopy /y "props\\import\\$(my.import_name).import.*" $(my.msvc_path)
 
 .endmacro emit_import_copy_project
 .
-.macro emit_import_copy(output, repository_name, import_name)
-REM Copy $(my.import_name) imports for $(my.repository_name)
-.   emit_import_copy_project(my.output, my.repository_name, my.import_name, "vs2013")
-.   emit_import_copy_project(my.output, my.repository_name, my.import_name, "vs2015")
-.   emit_import_copy_project(my.output, my.repository_name, my.import_name, "vs2017")
-.   define my.msvc_path = "$(my.output)\\$(my.repository_name)\\builds\\msvc"
+.macro emit_import_copy(repository, output, import_name)
+.   define my.repository = emit_import_copy.repository
+REM Copy $(my.import_name) imports for $(my.repository.name)
+.   emit_import_copy_project(my.repository, my.output, my.import_name, "vs2013")
+.   emit_import_copy_project(my.repository, my.output, my.import_name, "vs2015")
+.   emit_import_copy_project(my.repository, my.output, my.import_name, "vs2017")
+.   define my.msvc_path = "$(my.output)\\$(canonical_path_name(my.repository))\\builds\\msvc"
 if not exist "$(my.msvc_path)\\build\\" call mkdir "$(my.msvc_path)\\build\\"
 .   emit_error_handler("Failed to create build directory.")
 call xcopy /y "props\\nuget.config" "$(my.msvc_path)"
@@ -46,23 +48,26 @@ call xcopy /y "props\\build\\build_base.bat" "$(my.msvc_path)\\build\\"
 
 .endmacro
 .
-.macro emit_project_props_copy_project(output, repository_name, vs_version)
-.   define my.msvc_path = "$(my.output)\\$(my.repository_name)\\builds\\msvc\\$(my.vs_version)"
+.macro emit_project_props_copy_project(repository, output, vs_version)
+.   define my.repository = emit_project_props_copy_project.repository
+.   define my.msvc_path = "$(my.output)\\$(canonical_path_name(my.repository))\\builds\\msvc\\$(my.vs_version)"
 call :pending "Seeding props $(my.msvc_path)"
-call xcopy /s /y "props\\project\\$(my.repository_name)\\*" $(my.msvc_path)
+call xcopy /s /y "props\\project\\$(my.repository.name)\\*" $(my.msvc_path)
 .   emit_error_handler("Failed to copy import files.")
 
 .endmacro
 .
-.macro emit_project_props_copy(output, repository_name)
-REM Copy project props for $(my.repository_name)
-.   emit_project_props_copy_project(my.output, my.repository_name, "vs2013")
-.   emit_project_props_copy_project(my.output, my.repository_name, "vs2015")
-.   emit_project_props_copy_project(my.output, my.repository_name, "vs2017")
+.macro emit_project_props_copy(repository, output)
+.   define my.repository = emit_project_props_copy.repository
+REM Copy project props for $(my.repository.name)
+.   emit_project_props_copy_project(my.repository, my.output, "vs2013")
+.   emit_project_props_copy_project(my.repository, my.output, "vs2015")
+.   emit_project_props_copy_project(my.repository, my.output, "vs2017")
 .endmacro
 .
-.macro emit_repository_completion_message(repository_name)
-call :success "Completed population of $(my.repository_name) artifacts."
+.macro emit_repository_completion_message(repository)
+.   my.repository = emit_repository_completion_message
+call :success "Completed population of $(my.repository.name) artifacts."
 .endmacro emit_repository_completion_message
 .
 .macro emit_error_handler(message)
@@ -118,10 +123,10 @@ function generate_artifacts(path_prefix)
         for _repository->install.build as _build where\
             defined(_build.repository) &\
             starts_with(_build.repository, "libbitcoin")
-            emit_import_copy(my.path_prefix, _repository.name, _build.repository)
+            emit_import_copy(_repository, my.path_prefix, _build.repository)
         endfor
-        emit_project_props_copy(my.path_prefix, _repository.name)
-        emit_repository_completion_message(_repository.name)
+        emit_project_props_copy(_repository, my.path_prefix)
+        emit_repository_completion_message(_repository)
     endfor
 
     emit_completion()
diff --git a/gsl.copy_properties.sh b/gsl.copy_properties.sh
index e8c39ebd..ae2583cb 100755
--- a/gsl.copy_properties.sh
+++ b/gsl.copy_properties.sh
@@ -25,35 +25,41 @@ declare -a vs_version=( \\
     "vs2015" \\
     "vs2017" \\
     )
-    
+
 .endmacro
 .
-.macro emit_import_copy(output, repository_name, import_name)
+.macro emit_import_copy(repository, output, import_name)
+.   define my.repository = emit_import_copy.repository
+.
     for version in "\${vs_version[@]}"
     do
-        mkdir -p $(my.output)/$(my.repository_name)/builds/msvc/\$version/
-        eval cp -f props/import/$(my.import_name).import.* $(my.output)/$(my.repository_name)/builds/msvc/\$version/
+        mkdir -p $(my.output)/$(canonical_path_name(my.repository))/builds/msvc/\$version/
+        eval cp -f props/import/$(my.import_name).import.* $(my.output)/$(canonical_path_name(my.repository))/builds/msvc/\$version/
     done
 
 .endmacro
 .
-.macro emit_project_props_copy(output, repository_name)
+.macro emit_project_props_copy(repository, output)
+.   define my.repository = emit_project_props_copy.repository
+.
     for version in "\${vs_version[@]}"
     do
-        mkdir -p $(my.output)/$(my.repository_name)/builds/msvc/\$version/
-        eval cp -rf props/project/$(my.repository_name)/* $(my.output)/$(my.repository_name)/builds/msvc/\$version/
+        mkdir -p $(my.output)/$(canonical_path_name(my.repository))/builds/msvc/\$version/
+        eval cp -rf props/project/$(my.repository.name)/* $(my.output)/$(canonical_path_name(my.repository))/builds/msvc/\$version/
     done
-    mkdir -p $(my.output)/$(my.repository_name)/builds/msvc/build/
-    eval cp -rf props/nuget.config $(my.output)/$(my.repository_name)/builds/msvc/
-    eval cp -rf props/build/build_base.bat $(my.output)/$(my.repository_name)/builds/msvc/build/
+    mkdir -p $(my.output)/$(canonical_path_name(my.repository))/builds/msvc/build/
+    eval cp -rf props/nuget.config $(my.output)/$(canonical_path_name(my.repository))/builds/msvc/
+    eval cp -rf props/build/build_base.bat $(my.output)/$(canonical_path_name(my.repository))/builds/msvc/build/
 
 .endmacro
 .
-.macro emit_nuget_config_copy(output, repository_name)
+.macro emit_nuget_config_copy(repository, output)
+.   define my.repository = emit_nuget_config_copy.repository
+.
     for version in "\${vs_version[@]}"
     do
-        mkdir -p $(my.output)/$(my.repository_name)/builds/msvc/
-        eval cp -rf props/nuget.config $(my.output)/$(my.repository_name)/builds/msvc/
+        mkdir -p $(my.output)/$(canonical_path_name(my.repository))/builds/msvc/
+        eval cp -rf props/nuget.config $(my.output)/$(canonical_path_name(my.repository))/builds/msvc/
     done
 
 .endmacro
@@ -73,14 +79,14 @@ function generate_artifacts(path_prefix)
 
 # TODO: walk dependency tree, not build list.
 # TODO: build list is for telling installer what to compile.
-   for generate.repository by name as _repository
-       echo(" Evaluating repository: $(_repository.name)")
+    for generate.repository by name as _repository
+        echo(" Evaluating repository: $(_repository.name)")
         for _repository->install.build as _build where\
-             defined(_build.repository) & starts_with(_build.repository, "libbitcoin")
-            emit_import_copy(my.path_prefix, _repository.name, _build.repository)
-       endfor
-       emit_project_props_copy(my.path_prefix, _repository.name)
-   endfor
+            defined(_build.repository) & starts_with(_build.repository, "libbitcoin")
+            emit_import_copy(_repository, my.path_prefix, _build.repository)
+        endfor
+        emit_project_props_copy(_repository, my.path_prefix)
+    endfor
 
 endfunction
 ###############################################################################
diff --git a/templates/gsl.Makefile.am b/templates/gsl.Makefile.am
index 063f0897..25726b25 100644
--- a/templates/gsl.Makefile.am
+++ b/templates/gsl.Makefile.am
@@ -735,7 +735,7 @@ for generate.repository as _repository by _repository.name\
     where (defined(_repository->make))
 
     require(_repository, "repository", "name")
-    my.output_path = join(my.path_prefix, _repository.name)
+    my.output_path = join(my.path_prefix, canonical_path_name(_repository))
     create_directory(my.output_path)
     define my.out_file = "$(my.output_path)/Makefile.am"
     notify(my.out_file)
@@ -743,7 +743,7 @@ for generate.repository as _repository by _repository.name\
 
     copyleft(_repository.name)
     define my.make = _repository->make
-    define my.absolute = "$(global.root)/$(_repository.name)"
+    define my.absolute = "$(global.root)/$(canonical_path_name(_repository))"
     define my.base = normalize_directory(my.absolute)
 
     heading1("Automake settings.")
diff --git a/templates/gsl.appveyor.yml b/templates/gsl.appveyor.yml
index 1b918c30..44dd310f 100644
--- a/templates/gsl.appveyor.yml
+++ b/templates/gsl.appveyor.yml
@@ -110,10 +110,10 @@ endfunction
       Write-Host "CTP Compiler Installation Complete." -ForegroundColor Green;
 .endmacro # emit_ctp_installation
 .
-.macro emit_test_execution()
+.macro emit_test_execution(name)
   - ps: >-
       Write-Host "Locating test executables..." -ForegroundColor Yellow;
-      $BC_TEST_EXES = @(Get-ChildItem -Path "$env:APPVEYOR_BUILD_FOLDER\\bin" -recurse | Where-Object { $_.Name -eq "$env:APPVEYOR_PROJECT_NAME-test.exe" });
+      $BC_TEST_EXES = @(Get-ChildItem -Path "$env:APPVEYOR_BUILD_FOLDER\\bin" -recurse | Where-Object { $_.Name -eq "$(my.name)-test.exe" });
       If ($BC_TEST_EXES.Count -ne 1) {
         Write-Host "Failure, invalid count of test executables." -ForegroundColor Red;
         exit 1;
@@ -166,7 +166,7 @@ endfunction
 .macro generate_appveyor_yml(path_prefix)
 .for generate.repository by name as _repository
 .   require(_repository, "repository", "name")
-.   my.output_path = join(my.path_prefix, _repository.name)
+.   my.output_path = join(my.path_prefix, canonical_path_name(_repository))
 .   create_directory(my.output_path)
 .   define my.out_file = "$(my.output_path)/.appveyor.yml"
 .   notify(my.out_file)
@@ -199,7 +199,7 @@ build_script:
   - cd /d %APPVEYOR_BUILD_FOLDER%
 
 test_script:
-.   emit_test_execution()
+.   emit_test_execution(_repository.name)
 .
 .   close
 .endfor _repository
diff --git a/templates/gsl.autogen.sh b/templates/gsl.autogen.sh
index 3759f53c..c381b4c2 100644
--- a/templates/gsl.autogen.sh
+++ b/templates/gsl.autogen.sh
@@ -12,7 +12,7 @@
 .macro generate_autogen(path_prefix)
 .   for generate.repository by name as _repository
 .       require(_repository, "repository", "name")
-.       my.output_path = join(my.path_prefix, _repository.name)
+.       my.output_path = join(my.path_prefix, canonical_path_name(_repository))
 .       create_directory(my.output_path)
 .       define my.out_file = "$(my.output_path)/autogen.sh"
 .       notify(my.out_file)
diff --git a/templates/gsl.build.cmd b/templates/gsl.build.cmd
index 511aaeeb..eacdd41e 100644
--- a/templates/gsl.build.cmd
+++ b/templates/gsl.build.cmd
@@ -164,7 +164,7 @@ IF EXIST "%~5" SET "msbuild_exe=%~5"
 .macro generate_build_cmd(path_prefix)
 .for generate.repository by name as _repository
 .   require(_repository, "repository", "name")
-.   my.output_path = join(my.path_prefix, _repository.name)
+.   my.output_path = join(my.path_prefix, canonical_path_name(_repository))
 .   create_directory(my.output_path)
 .   define my.out_file = "$(my.output_path)/build.cmd"
 .   notify(my.out_file)
diff --git a/templates/gsl.configure.ac b/templates/gsl.configure.ac
index fd255391..8bd97cc3 100644
--- a/templates/gsl.configure.ac
+++ b/templates/gsl.configure.ac
@@ -971,7 +971,9 @@ function generate_configure(path_prefix)
 for generate.repository by name as _repository
 
     require(_repository, "repository", "name")
-    define my.output_path = join(my.path_prefix, _repository.name)
+    define my.output_path = join(my.path_prefix,\
+        canonical_path_name(_repository))
+
     create_directory(my.output_path)
     define my.out_file = "$(my.output_path)/configure.ac"
     notify(my.out_file)
diff --git a/templates/gsl.include.hpp b/templates/gsl.include.hpp
index 899064ed..b5a961cf 100644
--- a/templates/gsl.include.hpp
+++ b/templates/gsl.include.hpp
@@ -115,13 +115,13 @@ endfunction
 function generate_include(path_prefix)
     for generate.repository by name as _repository
         define my.primary = bitcoin_to_include(_repository.name)
-        define my.absolute = "$(global.root)/$(_repository.name)"
+        define my.absolute = "$(global.root)/$(canonical_path_name(_repository))"
         define my.base = normalize_directory(my.absolute)
         for _repository.make as _make
             for _make.product as _product where is_headers(_product)
                 for _product.files as _files
                     define my.include = join(join(my.path_prefix,\
-                        _repository.name), _files.path)
+                        canonical_path_name(_repository)), _files.path)
                     create_directory(my.include)
                     define my.out_file = "$(my.include)/$(my.primary).hpp"
                     notify(my.out_file)
diff --git a/templates/gsl.install.sh b/templates/gsl.install.sh
index 7e1e943e..aa249c11 100644
--- a/templates/gsl.install.sh
+++ b/templates/gsl.install.sh
@@ -465,7 +465,7 @@ fi
 function generate_installer(path_prefix)
 for generate.repository by name as _repository
     require(_repository, "repository", "name")
-    my.output_path = join(my.path_prefix, _repository.name)
+    my.output_path = join(my.path_prefix, canonical_path_name(_repository))
     define my.out_file = "$(my.output_path)/install.sh"
     define my.install = _repository->install
     create_directory(my.output_path)
diff --git a/templates/gsl.package.pc.in b/templates/gsl.package.pc.in
index 7ef061c9..d95591fc 100644
--- a/templates/gsl.package.pc.in
+++ b/templates/gsl.package.pc.in
@@ -186,7 +186,7 @@ for generate.repository by name as _repository\
 
     for _repository.package as _package
         require(_repository, "repository", "name")
-        my.output_path = join(my.path_prefix, _repository.name)
+        my.output_path = join(my.path_prefix, canonical_path_name(_repository))
         create_directory(my.output_path)
         define my.package_name = get_package_name(_package)
         define my.out_file = "$(my.output_path)/$(my.package_name).pc.in"
diff --git a/templates/gsl.packages.config b/templates/gsl.packages.config
index 5fa38936..e1b04a6c 100644
--- a/templates/gsl.packages.config
+++ b/templates/gsl.packages.config
@@ -22,7 +22,7 @@ function project_build_dir_relative_path(repository, product, path_prefix,\
     define my.proj_name = project_name(my.product, my.repository)
     define my.subpath = "builds/msvc/$(my.vs_version)"
     return append_path(append_path(append_path(my.path_prefix,\
-        my.repository.name), my.subpath), my.proj_name)
+        canonical_path_name(my.repository)), my.subpath), my.proj_name)
 endfunction
 
 function packages_config_file(repository, product, path_prefix, vs_version)
diff --git a/templates/gsl.runner.sh b/templates/gsl.runner.sh
index 144972eb..4e4dd460 100644
--- a/templates/gsl.runner.sh
+++ b/templates/gsl.runner.sh
@@ -54,7 +54,7 @@ for generate.repository by name as _repository\
         where (defined(_product->runner))
 
         define target_name = target_name(_product, _repository)
-        my.output_path = join(my.path_prefix, _repository.name)
+        my.output_path = join(my.path_prefix, canonical_path_name(_repository))
         create_directory(my.output_path)
         define my.out_file = "$(my.output_path)/$(target_name)_runner.sh"
         notify(my.out_file)
diff --git a/templates/gsl.sln b/templates/gsl.sln
index 411957b1..0cc13cd9 100644
--- a/templates/gsl.sln
+++ b/templates/gsl.sln
@@ -17,8 +17,8 @@ function solution_relative_path(repository, path_prefix, vs_version)
     define my.repository = solution_relative_path.repository
     require(my.repository, "repository", "name")
     define my.subpath = "builds/msvc/$(my.vs_version)"
-    return append_path(append_path(my.path_prefix, my.repository.name),\
-        my.subpath)
+    return append_path(append_path(my.path_prefix,\
+        canonical_path_name(my.repository)), my.subpath)
 endfunction
 
 function solution_file(repository, path_prefix, vs_version)
diff --git a/templates/gsl.travis.yml b/templates/gsl.travis.yml
index c47385b6..595a7a5d 100644
--- a/templates/gsl.travis.yml
+++ b/templates/gsl.travis.yml
@@ -336,7 +336,7 @@ matrix:
 .macro generate_travis_yml(path_prefix)
 .for generate.repository by name as _repository
 .   require(_repository, "repository", "name")
-.   my.output_path = join(my.path_prefix, _repository.name)
+.   my.output_path = join(my.path_prefix, canonical_path_name(_repository))
 .   create_directory(my.output_path)
 .   define my.out_file = "$(my.output_path)/.travis.yml"
 .   notify(my.out_file)
diff --git a/templates/gsl.vcxproj b/templates/gsl.vcxproj
index 733a4ec5..899a239b 100644
--- a/templates/gsl.vcxproj
+++ b/templates/gsl.vcxproj
@@ -22,7 +22,7 @@ function project_build_relative_path(repository, product, path_prefix,\
     define my.proj_name = project_name(my.product, my.repository)
     define my.subpath = "builds/msvc/$(my.vs_version)"
     return append_path(append_path(append_path(my.path_prefix,\
-        my.repository.name), my.subpath), my.proj_name)
+        canonical_path_name(my.repository)), my.subpath), my.proj_name)
 endfunction
 
 function project_file(repository, product, path_prefix, vs_version)
@@ -720,7 +720,7 @@ function generate_vcxproj(path_prefix, generate, vs_version)
 
         require(_repository, "repository", "name")
         define my.absolute_project_path = append_path(global.root,\
-            _repository.name)
+            canonical_path_name(_repository))
 
         for _repository->make.product as _product where \
             has_uuid(_product) & defined(_product.path)
diff --git a/templates/gsl.vcxproj.filters b/templates/gsl.vcxproj.filters
index 385b47ac..aae2db96 100644
--- a/templates/gsl.vcxproj.filters
+++ b/templates/gsl.vcxproj.filters
@@ -80,8 +80,8 @@ function project_build_dir_relative_path(repository, product, path_prefix,\
     define my.product = project_build_dir_relative_path.product
     define my.proj_name = project_name(my.product, my.repository)
     define my.subpath = "builds/msvc/$(my.vs_version)"
-    return append_path(append_path(append_path(\
-        my.path_prefix, my.repository.name), my.subpath), my.proj_name)
+    return append_path(append_path(append_path(my.path_prefix,\
+        canonical_path_name(my.repository)), my.subpath), my.proj_name)
 endfunction
 
 function project_file(repository, product, path_prefix, vs_version)
@@ -418,7 +418,7 @@ function generate_filter(path_prefix, generate, vs_version)
 
         require(_repository, "repository", "name")
         define my.absolute_project_path = append_path(global.root,\
-            _repository.name)
+            canonical_path_name(_repository))
 
         for _repository->make.product as _product where \
             has_uuid(_product) & defined(_product.path)
diff --git a/templates/gsl.version.hpp b/templates/gsl.version.hpp
index e9eef644..81757abb 100644
--- a/templates/gsl.version.hpp
+++ b/templates/gsl.version.hpp
@@ -66,7 +66,7 @@ function generate_version(path_prefix)
 
                     # We are writing into local primary includes (not installdir).
                     define my.include = join(join(my.path_prefix,\
-                        _repository.name), _files.path)
+                        canonical_path_name(_repository)), _files.path)
                     define my.path = "$(my.include)/$(my.primary)"
                     create_directory(my.path)
 
diff --git a/utilities.gsl b/utilities.gsl
index 35a4f712..5652e065 100644
--- a/utilities.gsl
+++ b/utilities.gsl
@@ -113,6 +113,12 @@ endfunction
 # Library utilities.
 #------------------------------------------------------------------------------
 
+function global.canonical_path_name(repository)
+    define my.repository = canonical_path_name.repository
+    return defined(my.repository.path) ?? my.repository.path ?\
+        my.repository.name
+endfunction
+
 # Get the product with the given library name.
 function global.find_library_product(name, make, repository)
     define my.make = find_library_product.make