diff --git a/Registry.toml b/Registry.toml
index 0753e8e893e909b..469ee4a968aee18 100644
--- a/Registry.toml
+++ b/Registry.toml
@@ -199,6 +199,7 @@ some amount of consideration when choosing package names.
 03d21f85-4b71-5aa4-88fd-39a722493ec0 = { name = "DeepDish", path = "D/DeepDish" }
 03d38035-ed2f-4a36-82eb-797f1727ab2e = { name = "SingleCellProjections", path = "S/SingleCellProjections" }
 03d9041e-b4d2-508d-8c1c-d30ef48c1ce0 = { name = "GRQt6_jll", path = "jll/G/GRQt6_jll" }
+03dde086-6832-4aef-a599-2e26e563d57c = { name = "TDEPWrapper", path = "T/TDEPWrapper" }
 03de00d5-86b5-48ba-885c-e25084f99d9a = { name = "QuadraticKalman", path = "Q/QuadraticKalman" }
 03de777c-af7e-5070-b460-500ad0553889 = { name = "UnitlessFlatten", path = "U/UnitlessFlatten" }
 03de9d45-54dd-5e36-9810-6ca1d577e6b3 = { name = "GAP_pkg_cvec_jll", path = "jll/G/GAP_pkg_cvec_jll" }
diff --git a/T/TDEPWrapper/Compat.toml b/T/TDEPWrapper/Compat.toml
new file mode 100644
index 000000000000000..4278555e08899a3
--- /dev/null
+++ b/T/TDEPWrapper/Compat.toml
@@ -0,0 +1,16 @@
+[0]
+AtomsBase = "0.5.1 - 0.5"
+AtomsCalculators = "0.2.3 - 0.2"
+DelimitedFiles = "1"
+FastGaussQuadrature = "1.0.2 - 1"
+LinearAlgebra = "1"
+MPI = "0.20.22 - 0.20"
+PeriodicTable = "1.2.1 - 1"
+Printf = "1"
+ProgressMeter = "1.10.4 - 1"
+Reexport = "1.2.2 - 1"
+StaticArrays = "1.9.13 - 1"
+StatsBase = "0.34.5 - 0.34"
+TDEP_jll = "25.3.0 - 25"
+Unitful = "1.23.1 - 1"
+julia = "1.10.0 - 1"
diff --git a/T/TDEPWrapper/Deps.toml b/T/TDEPWrapper/Deps.toml
new file mode 100644
index 000000000000000..99f04d7200f5928
--- /dev/null
+++ b/T/TDEPWrapper/Deps.toml
@@ -0,0 +1,15 @@
+[0]
+AtomsBase = "a963bdd2-2df7-4f54-a1ee-49d51e6be12a"
+AtomsCalculators = "a3e0e189-c65a-42c1-833c-339540406eb1"
+DelimitedFiles = "8bb1440f-4735-579b-a4ab-409b98df4dab"
+FastGaussQuadrature = "442a2c76-b920-505d-bb47-c5924d526838"
+LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
+MPI = "da04e1cc-30fd-572f-bb4f-1f8673147195"
+PeriodicTable = "7b2266bf-644c-5ea3-82d8-af4bbd25a884"
+Printf = "de0858da-6303-5e67-8744-51eddeeeb8d7"
+ProgressMeter = "92933f4c-e287-5a05-a399-4b506db050ca"
+Reexport = "189a3867-3050-52da-a836-e630ba90ab69"
+StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
+StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"
+TDEP_jll = "1616d667-7f4b-50a1-9dcc-173d58025fb3"
+Unitful = "1986cc42-f94f-5a68-af5c-568840ba703d"
diff --git a/T/TDEPWrapper/Package.toml b/T/TDEPWrapper/Package.toml
new file mode 100644
index 000000000000000..61af4cfd27b755e
--- /dev/null
+++ b/T/TDEPWrapper/Package.toml
@@ -0,0 +1,3 @@
+name = "TDEPWrapper"
+uuid = "03dde086-6832-4aef-a599-2e26e563d57c"
+repo = "https://github.com/ejmeitz/TDEPWrapper.jl.git"
diff --git a/T/TDEPWrapper/Versions.toml b/T/TDEPWrapper/Versions.toml
new file mode 100644
index 000000000000000..8c3b7be4a1197b6
--- /dev/null
+++ b/T/TDEPWrapper/Versions.toml
@@ -0,0 +1,2 @@
+["0.0.1"]
+git-tree-sha1 = "9888ec8123d6dd80b678e18c80828568c0b3a9a3"
diff --git a/T/TDEPWrapper/WeakCompat.toml b/T/TDEPWrapper/WeakCompat.toml
new file mode 100644
index 000000000000000..65eb53c0f71e042
--- /dev/null
+++ b/T/TDEPWrapper/WeakCompat.toml
@@ -0,0 +1,2 @@
+[0]
+Molly = "0.22"
diff --git a/T/TDEPWrapper/WeakDeps.toml b/T/TDEPWrapper/WeakDeps.toml
new file mode 100644
index 000000000000000..2e925d87980ce3c
--- /dev/null
+++ b/T/TDEPWrapper/WeakDeps.toml
@@ -0,0 +1,2 @@
+[0]
+Molly = "aa0f7f06-fcc0-5ec4-a7f3-a573f33f9c4c"