diff --git a/packages/coq-lambda-rust/coq-lambda-rust.dev.2025-03-26.0.74bdf4e8/opam b/packages/coq-lambda-rust/coq-lambda-rust.dev.2025-03-26.0.74bdf4e8/opam
new file mode 100644
index 0000000000000000000000000000000000000000..d8cc4208470330d1a32171a14425f3377f38a349
--- /dev/null
+++ b/packages/coq-lambda-rust/coq-lambda-rust.dev.2025-03-26.0.74bdf4e8/opam
@@ -0,0 +1,21 @@
+opam-version: "2.0"
+maintainer: "Ralf Jung <jung@mpi-sws.org>"
+authors: "The RustBelt Team"
+license: "BSD-3-Clause"
+homepage: "https://plv.mpi-sws.org/rustbelt/"
+bug-reports: "https://gitlab.mpi-sws.org/iris/lambda-rust/issues"
+dev-repo: "git+https://gitlab.mpi-sws.org/iris/lambda-rust.git"
+
+synopsis: "LambdaRust Coq formalization"
+description: """
+A formal model of a Rust core language and type system, a logical relation for
+the type system, and safety proof for some Rust libraries.
+"""
+
+depends: [
+  "coq-lifetime-logic" { = version }
+]
+
+build: ["./make-package" "lambda-rust" "-j%{jobs}%"]
+install: ["./make-package" "lambda-rust" "install"]
+url { src: "git+https://gitlab.mpi-sws.org/iris/lambda-rust.git#74bdf4e8a67147232f0a80ab6f648c20503a76bb" }
diff --git a/packages/coq-lifetime-logic/coq-lifetime-logic.dev.2025-03-26.0.74bdf4e8/opam b/packages/coq-lifetime-logic/coq-lifetime-logic.dev.2025-03-26.0.74bdf4e8/opam
new file mode 100644
index 0000000000000000000000000000000000000000..bbaaff37d1c2a37c37e1036a0515c6f8f5444356
--- /dev/null
+++ b/packages/coq-lifetime-logic/coq-lifetime-logic.dev.2025-03-26.0.74bdf4e8/opam
@@ -0,0 +1,20 @@
+opam-version: "2.0"
+maintainer: "Ralf Jung <jung@mpi-sws.org>"
+authors: "The RustBelt Team"
+license: "BSD-3-Clause"
+homepage: "https://plv.mpi-sws.org/rustbelt/"
+bug-reports: "https://gitlab.mpi-sws.org/iris/lambda-rust/issues"
+dev-repo: "git+https://gitlab.mpi-sws.org/iris/lambda-rust.git"
+
+synopsis: "Lifetime Logic Coq formalization"
+description: """
+The lifetime logic extends Iris with a notion of "borrowing".
+"""
+
+depends: [
+  "coq-iris" { (= "dev.2025-01-25.1.8a8f05fb") | (= "dev") }
+]
+
+build: ["./make-package" "lifetime" "-j%{jobs}%"]
+install: ["./make-package" "lifetime" "install"]
+url { src: "git+https://gitlab.mpi-sws.org/iris/lambda-rust.git#74bdf4e8a67147232f0a80ab6f648c20503a76bb" }