diff --git a/index/co/cortex_m.toml b/index/co/cortex_m.toml
new file mode 100644
index 00000000..f7f4e133
--- /dev/null
+++ b/index/co/cortex_m.toml
@@ -0,0 +1,27 @@
+[general]
+description = "Drivers for Cortex-M micro-controllers (NVIC, SysTick, etc.)"
+maintainers = ["chouteau@adacore.com"]
+maintainers-logins = ["Fabien-Chouteau"]
+licenses = ["BSD 3-Clauses"]
+tags = ["embedded", "arm", "nostd"]
+long-description = """
+# cortex-m
+Ada drivers for the peripherals of ARM Cortex-M micro-controllers (NVIC,
+SysTick, etc.)
+
+This crate is a snapshot of the `Cortex-M` support in [Ada Drivers
+Library](https://github.com/AdaCore/Ada_Drivers_Library/tree/master/arch/ARM/cortex_m).
+Any bug report, issue, contribution must be adressed to the [Ada Drivers
+Library](https://github.com/AdaCore/Ada_Drivers_Library/) repo.
+"""
+
+project-files = ["cortex_m0.gpr",
+                 "cortex_m4.gpr",
+                 "cortex_m4f.gpr",
+                 "cortex_m7.gpr"]
+
+["0.1.0"]
+origin = "https://github.com/Fabien-Chouteau/cortex-m/releases/download/v0.1.0/cortex-m-0.1.0.zip"
+origin-hashes = ["sha512:383809e2147786fb5b27c702116d10d2fa9bfaecb229247cee9ef540ccc806c25774cea444e6c352d737b245891b63717746ee604a9d3eafc730fcb8ba443fa8"]
+["0.1.0".depends-on]
+hal = "^0.1.0"