diff --git a/LICENSE.txt b/LICENSE.txt
index 52cdf7172e..7d0feac669 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -7,4 +7,4 @@ Redistributions of source code must retain the above copyright notice, this list
 Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-Anyone who uses this software must notify the original authors through the form at <http://frc971.org/contact>.
+Anyone who uses this software must notify the original authors through the form at <http://www.frc971.org/contact>.
diff --git a/WORKSPACE b/WORKSPACE
index 4a57e1bf9a..c74eae5ad5 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -73,14 +73,14 @@ new_http_archive(
     name = "python_repo",
     build_file = "debian/python.BUILD",
     sha256 = "4ff939f90cffd8c72f9992d7420481e361b6016b0ce5c6fa701be0691d4e20fa",
-    url = "http://frc971.org/Build-Dependencies/python-2.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/python-2.tar.gz",
 )
 
 new_http_archive(
     name = "clang_3p6_repo",
     build_file = "tools/cpp/clang_3p6/clang_3p6.BUILD",
     sha256 = "5ee9e04c55c2c99d0c0f83722102a49e98f485fc274f73111b33a7ac4e34e03e",
-    url = "http://frc971.org/Build-Dependencies/clang_3p6.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/clang_3p6.tar.gz",
 )
 
 new_local_repository(
@@ -100,14 +100,14 @@ new_http_archive(
     name = "ruby_repo",
     build_file = "debian/ruby.BUILD",
     sha256 = "d3e21cca0abcad933de0d4095da35344a60475d1f5828ee99283ed4250ee1320",
-    url = "http://frc971.org/Build-Dependencies/ruby.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/ruby.tar.gz",
 )
 
 new_http_archive(
     name = "arm_frc_linux_gnueabi_repo",
     build_file = "tools/cpp/arm-frc-linux-gnueabi/arm-frc-linux-gnueabi.BUILD",
     sha256 = "875b23bec5138e09e3d21cc1ff2727ea3ecbec57509c37589514ba50f92979c7",
-    url = "http://frc971.org/Build-Dependencies/roborio-compiler-2018.tar.xz",
+    url = "http://www.frc971.org/Build-Dependencies/roborio-compiler-2018.tar.xz",
 )
 
 # Recompressed version of the one downloaded from Linaro at
@@ -118,7 +118,7 @@ new_http_archive(
     name = "linaro_linux_gcc_4_9_repo",
     build_file = "compilers/linaro_linux_gcc_4.9.BUILD",
     sha256 = "25e97bcb0af4fd7cd626d5bb1b303c7d2cb13acf2474e335e3d431d1a53fbb52",
-    url = "http://frc971.org/Build-Dependencies/gcc-linaro-4.9-2015.05-x86_64_arm-linux-gnueabihf.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/gcc-linaro-4.9-2015.05-x86_64_arm-linux-gnueabihf.tar.gz",
 )
 
 new_git_repository(
@@ -156,7 +156,7 @@ new_http_archive(
     build_file = "debian/ni-libraries-2018.BUILD",
     sha256 = "05ef6701c77b83163b443aa956d151028861cc3fa29fdf2b6b77431b4a91bfb9",
     strip_prefix = "ni-libraries",
-    url = "http://frc971.org/Build-Dependencies/allwpilib_ni-libraries_57e9fb3.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/allwpilib_ni-libraries_57e9fb3.tar.gz",
 )
 
 # Downloaded from:
@@ -166,7 +166,7 @@ new_http_archive(
     build_file = "debian/six.BUILD",
     sha256 = "105f8d68616f8248e24bf0e9372ef04d3cc10104f1980f54d57b2ce73a5ad56a",
     strip_prefix = "six-1.10.0",
-    url = "http://frc971.org/Build-Dependencies/six-1.10.0.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/six-1.10.0.tar.gz",
 )
 
 # For protobuf. Don't use these.
@@ -189,7 +189,7 @@ bind(
 http_file(
     name = "libusb_1_0_windows",
     sha256 = "fc2ba03992f343aabbaf9eb90559c6e00cdc6a2bd914d7cebea85857d5244015",
-    url = "http://frc971.org/Build-Dependencies/libusb-1.0.21-windows.tar.xz",
+    url = "http://www.frc971.org/Build-Dependencies/libusb-1.0.21-windows.tar.xz",
 )
 
 # The data tarball of the same-named Debian package.
@@ -197,7 +197,7 @@ new_http_archive(
     name = "f2c",
     build_file = "debian/f2c.BUILD",
     sha256 = "2c677437f8217a2e2b23e41b33995d0571644fc1bea46de858f8913a5053e3f4",
-    url = "http://frc971.org/Build-Dependencies/f2c_20100827-1_amd64.xz.tar.xz",
+    url = "http://www.frc971.org/Build-Dependencies/f2c_20100827-1_amd64.xz.tar.xz",
 )
 
 # Downloaded from http://www.netlib.org/clapack/.
@@ -206,63 +206,63 @@ new_http_archive(
     build_file = "debian/clapack.BUILD",
     sha256 = "6dc4c382164beec8aaed8fd2acc36ad24232c406eda6db462bd4c41d5e455fac",
     strip_prefix = "CLAPACK-3.2.1/",
-    url = "http://frc971.org/Build-Dependencies/clapack-3.2.1.tgz",
+    url = "http://www.frc971.org/Build-Dependencies/clapack-3.2.1.tgz",
 )
 
 new_http_archive(
     name = "patch",
     build_file = "debian/patch.BUILD",
     sha256 = "b5ce139648a2e04f5585948ddad2fdae24dd4ee7976ac5a22d6ae7bd5674631e",
-    url = "http://frc971.org/Build-Dependencies/patch.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/patch.tar.gz",
 )
 
 new_http_archive(
     name = "pandoc",
     build_file = "debian/pandoc.BUILD",
     sha256 = "9f7a7adb3974a1f14715054c349ff3edc2909e920dbe3438fca437a83845f3c4",
-    url = "http://frc971.org/Build-Dependencies/pandoc.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/pandoc.tar.gz",
 )
 
 new_http_archive(
     name = "libusb",
     build_file = "debian/libusb.BUILD",
     sha256 = "3ca5cc2d317226f6646866ff9e8c443db3b0f6c82f828e800240982727531590",
-    url = "http://frc971.org/Build-Dependencies/libusb.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/libusb.tar.gz",
 )
 
 new_http_archive(
     name = "mingw_compiler",
     build_file = "debian/mingw_compiler.BUILD",
     sha256 = "45e86a8460f2151a4f0306e7ae7b06761029d2412ee16f63d1e8d2d29354e378",
-    url = "http://frc971.org/Build-Dependencies/mingw_compiler.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/mingw_compiler.tar.gz",
 )
 
 new_http_archive(
     name = "matplotlib",
     build_file = "debian/matplotlib.BUILD",
     sha256 = "dc8e04123a93180bf89727bf6b5a5a0f6d210b6c1c5eaec148f7f8183abbce24",
-    url = "http://frc971.org/Build-Dependencies/matplotlib-2.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/matplotlib-2.tar.gz",
 )
 
 new_http_archive(
     name = "patchelf",
     build_file = "debian/patchelf.BUILD",
     sha256 = "bf8b709909d7d9e30815dd228eeded7dc282e3ce3919d0589ccbb56ac8632abc",
-    url = "http://frc971.org/Build-Dependencies/patchelf.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/patchelf.tar.gz",
 )
 
 new_http_archive(
     name = "arm_frc_gnueabi_deps",
     build_file = "debian/arm_frc_gnueabi_deps.BUILD",
     sha256 = "4b26fe45010817dc136488ee1604ade21bd7c264c29f17d864fc6eba9d7442c4",
-    url = "http://frc971.org/Build-Dependencies/arm_frc_gnueabi_deps.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/arm_frc_gnueabi_deps.tar.gz",
 )
 
 new_http_archive(
     name = "python_gtk",
     build_file = "debian/python_gtk.BUILD",
     sha256 = "850f5c1521b94c5c049c44d9107cd8ae9110696fbf054d2cb48bae9620fd4d23",
-    url = "http://frc971.org/Build-Dependencies/python_gtk.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/python_gtk.tar.gz",
 )
 
 # Downloaded from
@@ -272,14 +272,14 @@ new_http_archive(
     build_file = "compilers/gcc_arm_none_eabi.BUILD",
     sha256 = "bb17109f0ee697254a5d4ae6e5e01440e3ea8f0277f2e8169bf95d07c7d5fe69",
     strip_prefix = "gcc-arm-none-eabi-7-2018-q2-update/",
-    url = "http://frc971.org/Build-Dependencies/gcc-arm-none-eabi-7-2018-q2-update-linux.tar.bz2",
+    url = "http://www.frc971.org/Build-Dependencies/gcc-arm-none-eabi-7-2018-q2-update-linux.tar.bz2",
 )
 
 new_http_archive(
     name = "cgal_repo",
     build_file = "debian/cgal.BUILD",
     sha256 = "d564dda558570344b4caa66c5bae2cdae9ef68e07829d64f5651b25f2c6a0e9e",
-    url = "http://frc971.org/Build-Dependencies/cgal-dev-4.5-2.tar.gz",
+    url = "http://www.frc971.org/Build-Dependencies/cgal-dev-4.5-2.tar.gz",
 )
 
 # Java9 JDK.
@@ -295,7 +295,7 @@ java_runtime(
     sha256 = "f27cb933de4f9e7fe9a703486cf44c84bc8e9f138be0c270c9e5716a32367e87",
     strip_prefix = "zulu9.0.7.1-jdk9.0.7-linux_x64-allmodules",
     urls = [
-        "http://frc971.org/Build-Dependencies/zulu9.0.7.1-jdk9.0.7-linux_x64-allmodules.tar.gz",
+        "http://www.frc971.org/Build-Dependencies/zulu9.0.7.1-jdk9.0.7-linux_x64-allmodules.tar.gz",
     ],
 )
 
diff --git a/debian/packages.bzl b/debian/packages.bzl
index d060764e5c..54669ef3fc 100644
--- a/debian/packages.bzl
+++ b/debian/packages.bzl
@@ -9,7 +9,7 @@ load("@bazel_tools//tools/build_defs/pkg:pkg.bzl", "pkg_tar")
 #    folder.
 # 2. The "download_packages" steps prints the location of the deb packages
 #    after it prints the "_files" dictionary. Take the deb packages from there
-#    and upload them to http://frc971.org/Build-Dependencies/.
+#    and upload them to http://www.frc971.org/Build-Dependencies/.
 # 3. Add the newly uploaded deb packages as WORKSPACE entries using the
 #    "generate_repositories_for_debs" helper. Load the "_files" dictionary
 #    created earlier and the "generate_repositories_for_debs" helper and call
@@ -17,7 +17,7 @@ load("@bazel_tools//tools/build_defs/pkg:pkg.bzl", "pkg_tar")
 # 4. Add a "generate_deb_tarball" target to //debian/BUILD. Pass in the
 #    "_files" dictionary created earlier by loading it from the .bzl file.
 # 5. Invoke "bazel build" on the "generate_deb_tarball" target you just created
-#    and upload the resulting tarball to http://frc971.org/Build-Dependencies.
+#    and upload the resulting tarball to http://www.frc971.org/Build-Dependencies.
 # 6. Add a new "new_http_archive" entry to the WORKSPACE file for the tarball
 #    you just uploaded.
 
@@ -31,7 +31,7 @@ def download_packages(name, packages, excludes=[], force_includes=[]):
 
   Use "bazel run" on these targets to download the packages and generate the
   list to use in a .bzl file. Once you have the packages on
-  http://frc971.org/Build-Dependencies/ you can add them to a to
+  http://www.frc971.org/Build-Dependencies/ you can add them to a to
   combine_packages rule.
   """
   package_list = " ".join(packages)
@@ -73,7 +73,7 @@ def generate_repositories_for_debs(files):
     if name not in native.existing_rules():
       native.http_file(
           name = name,
-          url = 'http://frc971.org/Build-Dependencies/%s' % f,
+          url = 'http://www.frc971.org/Build-Dependencies/%s' % f,
           sha256 = files[f],
       )
 
diff --git a/third_party/gperftools/BUILD b/third_party/gperftools/BUILD
index d5a742ea03..3798a29de9 100644
--- a/third_party/gperftools/BUILD
+++ b/third_party/gperftools/BUILD
@@ -87,7 +87,7 @@ common_copts = [
     "-DSTDC_HEADERS=1",
     "-DSTL_NAMESPACE=std",
     "-DPACKAGE_STRING=\\\"gperftools\ 2.4\\\"",
-    "-DPACKAGE_BUGREPORT=\\\"http://frc971.org/contact\\\"",
+    "-DPACKAGE_BUGREPORT=\\\"http://www.frc971.org/contact\\\"",
     "-DPACKAGE_VERSION=\\\"2.4\\\"",
 ] + cpu_select({
     "amd64": [
diff --git a/tools/bazel b/tools/bazel
index 6f5230c424..167518839d 100755
--- a/tools/bazel
+++ b/tools/bazel
@@ -41,7 +41,7 @@ if [[ ! -d "${DOWNLOAD_DIR}" ]]; then
 fi
 
 readonly INSTALLER_NAME="bazel_${VERSION}.xz"
-readonly DOWNLOAD_URL="http://frc971.org/Build-Dependencies/${INSTALLER_NAME}"
+readonly DOWNLOAD_URL="http://www.frc971.org/Build-Dependencies/${INSTALLER_NAME}"
 
 if [[ ! -d "${VERSION_DIR}" ]]; then
   echo "Downloading Bazel version ${VERSION} from ${DOWNLOAD_URL}..." >&2