diff --git a/F/FiniteLattices/Compat.toml b/F/FiniteLattices/Compat.toml
new file mode 100644
index 000000000000000..b7ddf2fc84b8ae1
--- /dev/null
+++ b/F/FiniteLattices/Compat.toml
@@ -0,0 +1,4 @@
+[2]
+FFTW = "1.10.0 - 1"
+LinearAlgebra = "1"
+julia = "1.6.0 - 1"
diff --git a/F/FiniteLattices/Deps.toml b/F/FiniteLattices/Deps.toml
new file mode 100644
index 000000000000000..1a3b2e2ad33bd6c
--- /dev/null
+++ b/F/FiniteLattices/Deps.toml
@@ -0,0 +1,3 @@
+[2]
+FFTW = "7a1cc6ca-52ef-59f5-83cd-3a7055c09341"
+LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
diff --git a/F/FiniteLattices/Package.toml b/F/FiniteLattices/Package.toml
new file mode 100644
index 000000000000000..5ce4c2897039815
--- /dev/null
+++ b/F/FiniteLattices/Package.toml
@@ -0,0 +1,3 @@
+name = "FiniteLattices"
+uuid = "650210df-7c64-40ac-8e1f-94ea4f378b07"
+repo = "https://github.com/Qiaoyi-Li/FiniteLattices.jl.git"
diff --git a/F/FiniteLattices/Versions.toml b/F/FiniteLattices/Versions.toml
new file mode 100644
index 000000000000000..d6cb4b2205e67e9
--- /dev/null
+++ b/F/FiniteLattices/Versions.toml
@@ -0,0 +1,2 @@
+["2.2.0"]
+git-tree-sha1 = "9f5877561ab3de71819b931b86f88dd372182735"
diff --git a/Registry.toml b/Registry.toml
index 87bc4676cb05d34..b04413c61d59c7c 100644
--- a/Registry.toml
+++ b/Registry.toml
@@ -5042,6 +5042,7 @@ some amount of consideration when choosing package names.
 64f2a4eb-bfb0-58c4-a645-9e6f61b41e29 = { name = "Octave_jll", path = "jll/O/Octave_jll" }
 64f30800-8bfd-42c1-8d67-a0fe2fc2f5f5 = { name = "Treebanks", path = "T/Treebanks" }
 64f724f3-1cac-477b-9517-c036ece31ef8 = { name = "VectorBackedLists", path = "V/VectorBackedLists" }
+650210df-7c64-40ac-8e1f-94ea4f378b07 = { name = "FiniteLattices", path = "F/FiniteLattices" }
 6503ae40-fab4-4b0f-9ca5-b3ead672bc37 = { name = "IntegerIB", path = "I/IntegerIB" }
 65043f5e-d494-54fb-85cf-e13b6ec0f31a = { name = "BEncode", path = "B/BEncode" }
 6511778d-1a85-47c0-a398-81d74574b378 = { name = "QuadraticFormsMGHyp", path = "Q/QuadraticFormsMGHyp" }