diff --git a/subprojects/googletest.wrap b/subprojects/googletest.wrap
new file mode 100644
index 0000000..56da9ef
--- /dev/null
+++ b/subprojects/googletest.wrap
@@ -0,0 +1,3 @@
+[wrap-git]
+url = https://github.com/google/googletest
+revision = HEAD
diff --git a/subprojects/json-c.wrap b/subprojects/json-c.wrap
new file mode 100644
index 0000000..577f30b
--- /dev/null
+++ b/subprojects/json-c.wrap
@@ -0,0 +1,13 @@
+[wrap-file]
+directory = json-c-0.16
+source_url = https://s3.amazonaws.com/json-c_releases/releases/json-c-0.16.tar.gz
+source_filename = json-c-0.16.tar.gz
+source_hash = 8e45ac8f96ec7791eaf3bb7ee50e9c2100bbbc87b8d0f1d030c5ba8a0288d96b
+patch_filename = json-c_0.16-4_patch.zip
+patch_url = https://wrapdb.mesonbuild.com/v2/json-c_0.16-4/get_patch
+patch_hash = 05c831dc8ea0a4e0fa05391a7cf40df05077d5e1700c5b586b1878f6f3903026
+source_fallback_url = https://github.com/mesonbuild/wrapdb/releases/download/json-c_0.16-4/json-c-0.16.tar.gz
+wrapdb_version = 0.16-4
+
+[provide]
+json-c = json_c_dep
diff --git a/subprojects/libb64.wrap b/subprojects/libb64.wrap
new file mode 100644
index 0000000..3797ca7
--- /dev/null
+++ b/subprojects/libb64.wrap
@@ -0,0 +1,6 @@
+[wrap-git]
+url = https://github.com/aklomp/base64
+revision = 8bdda2d47caf8b066999c5bd01069e55bcd0d396
+
+[provide]
+libb64 = libb64_dep