diff --git a/M/MatrixProductBP/Compat.toml b/M/MatrixProductBP/Compat.toml
new file mode 100644
index 000000000000000..6592f0ffd3b70de
--- /dev/null
+++ b/M/MatrixProductBP/Compat.toml
@@ -0,0 +1,23 @@
+[0]
+CavityTools = "0.2.1-0.2"
+Distributions = "0"
+IndexedGraphs = "0.3-0.4"
+InvertedIndices = "1"
+Lazy = "0"
+LinearAlgebra = "1.8.0-1"
+LogExpFunctions = "0"
+LogarithmicNumbers = "1"
+LoopVectorization = "0.12.157-0.12"
+Measurements = "2"
+ProgressMeter = "1"
+Random = "1.8.0-1"
+Reexport = "1"
+SparseArrays = "1.8.0-1"
+Statistics = "1"
+StatsBase = "0"
+TensorCast = "0"
+TensorTrains = "0.7-0.8"
+Tullio = "0"
+UnPack = "1"
+Unzip = "0"
+julia = "1.8.0-1"
diff --git a/M/MatrixProductBP/Deps.toml b/M/MatrixProductBP/Deps.toml
new file mode 100644
index 000000000000000..c9bb656b9c65718
--- /dev/null
+++ b/M/MatrixProductBP/Deps.toml
@@ -0,0 +1,22 @@
+[0]
+CavityTools = "217fe2f1-7e3d-419f-9934-cd6900c2759a"
+Distributions = "31c24e10-a181-5473-b8eb-7969acd0382f"
+IndexedGraphs = "8a731c18-cfb7-4915-927e-cc26b56b67cd"
+InvertedIndices = "41ab1584-1d38-5bbf-9106-f11c6c58b48f"
+Lazy = "50d2b5c4-7a5e-59d5-8109-a42b560f39c0"
+LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
+LogExpFunctions = "2ab3a3ac-af41-5b50-aa03-7779005ae688"
+LogarithmicNumbers = "aa2f6b4e-9042-5d33-9679-40d3a6b85899"
+LoopVectorization = "bdcacae8-1622-11e9-2a5c-532679323890"
+Measurements = "eff96d63-e80a-5855-80a2-b1b0885c5ab7"
+ProgressMeter = "92933f4c-e287-5a05-a399-4b506db050ca"
+Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
+Reexport = "189a3867-3050-52da-a836-e630ba90ab69"
+SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
+Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
+StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"
+TensorCast = "02d47bb6-7ce6-556a-be16-bb1710789e2b"
+TensorTrains = "89893e69-996d-40b1-ba32-8ff5f34c0dd5"
+Tullio = "bc48ee85-29a4-5162-ae0b-a64e1601d4bc"
+UnPack = "3a884ed6-31ef-47d7-9d2a-63182c4928ed"
+Unzip = "41fe7b60-77ed-43a1-b4f0-825fd5a5650d"
diff --git a/M/MatrixProductBP/Package.toml b/M/MatrixProductBP/Package.toml
new file mode 100644
index 000000000000000..b5f7b50a342a908
--- /dev/null
+++ b/M/MatrixProductBP/Package.toml
@@ -0,0 +1,3 @@
+name = "MatrixProductBP"
+uuid = "3d39929c-b583-45fa-b331-3f50b693a38a"
+repo = "https://github.com/stecrotti/MatrixProductBP.jl.git"
diff --git a/M/MatrixProductBP/Versions.toml b/M/MatrixProductBP/Versions.toml
new file mode 100644
index 000000000000000..29efe31ae24eae8
--- /dev/null
+++ b/M/MatrixProductBP/Versions.toml
@@ -0,0 +1,2 @@
+["0.1.0"]
+git-tree-sha1 = "9c45b373cf0ee7c96258a90c9406648a175bc441"
diff --git a/Registry.toml b/Registry.toml
index a247e4f31ebf8a4..05098dc4017c602 100644
--- a/Registry.toml
+++ b/Registry.toml
@@ -2511,6 +2511,7 @@ some amount of consideration when choosing package names.
 3d240a5b-71e6-5479-a1fd-1de0b877801d = { name = "AMCL_jll", path = "jll/A/AMCL_jll" }
 3d2d666f-9104-4379-abe9-d44f4b99a429 = { name = "StructuredGrids", path = "S/StructuredGrids" }
 3d38dfc6-4f17-513e-996d-152e5e70789c = { name = "ScanImageTiffReader", path = "S/ScanImageTiffReader" }
+3d39929c-b583-45fa-b331-3f50b693a38a = { name = "MatrixProductBP", path = "M/MatrixProductBP" }
 3d39a06a-b57e-5769-b499-4d62b23c243f = { name = "EnhancedGJK", path = "E/EnhancedGJK" }
 3d41126b-a46a-5bdb-b7a1-7ea6cc35a8ef = { name = "XSim", path = "X/XSim" }
 3d421925-9ddb-5fba-844f-eab55ed40f51 = { name = "Sundials32_jll", path = "jll/S/Sundials32_jll" }