diff --git a/.github/workflows/authorship.yml b/.github/workflows/authorship.yml
index c9c60839..36746ddc 100644
--- a/.github/workflows/authorship.yml
+++ b/.github/workflows/authorship.yml
@@ -3,6 +3,7 @@ name: Check Author
 env:
   CHECKS_ORG: alire-project
   CHECKS_REPO: alire-index-checks
+  ALR_VERSION: 2.1.0
 
 on:
   pull_request:
@@ -29,6 +30,8 @@ jobs:
 
     - name: Set up stable `alr`
       uses: alire-project/setup-alire@v4
+      with:
+        version: ${{env.ALR_VERSION}}
 
     - name: Test authorship
       run: ${{env.CHECKS_REPO}}/scripts/check-author.sh "${{ github.event.pull_request.user.login }}"
diff --git a/.github/workflows/build-distros.yml b/.github/workflows/build-distros.yml
index 09a8c416..baf4cca2 100644
--- a/.github/workflows/build-distros.yml
+++ b/.github/workflows/build-distros.yml
@@ -7,7 +7,7 @@ name: Build Crate (Distro toolchain)
 env:
   CHECKS_ORG: alire-project
   CHECKS_REPO: alire-index-checks
-  ALR_VERSION: 2.0.2
+  ALR_VERSION: 2.1.0
 
 on:
   pull_request:
diff --git a/.github/workflows/build-native.yml b/.github/workflows/build-native.yml
index e66bf02b..1fc3219a 100644
--- a/.github/workflows/build-native.yml
+++ b/.github/workflows/build-native.yml
@@ -6,7 +6,7 @@ name: Build Crate (Alire toolchain)
 env:
   CHECKS_ORG: alire-project
   CHECKS_REPO: alire-index-checks
-  ALR_VERSION: 2.0.2
+  ALR_VERSION: 2.1.0
   PACMAN: C:\Users\runneradmin\AppData\Local\alire\cache\msys64\usr\bin\pacman
 
 on:
diff --git a/.github/workflows/build-ports.yml b/.github/workflows/build-ports.yml
index ebed8ef6..0162eefa 100644
--- a/.github/workflows/build-ports.yml
+++ b/.github/workflows/build-ports.yml
@@ -9,7 +9,7 @@ name: Build Crate (MacPorts)
 env:
   CHECKS_ORG: alire-project
   CHECKS_REPO: alire-index-checks
-  ALR_VERSION: 2.0.2
+  ALR_VERSION: 2.1.0
 
 on:
   pull_request:
diff --git a/.github/workflows/check-index.yml b/.github/workflows/check-index.yml
index dce54553..30c3fcaf 100644
--- a/.github/workflows/check-index.yml
+++ b/.github/workflows/check-index.yml
@@ -1,7 +1,7 @@
 name: Check Index
 
 env:
-  ALR_VERSION: 2.0.2
+  ALR_VERSION: 2.1.0
 
 on: pull_request
 
diff --git a/.github/workflows/diff-release.yml b/.github/workflows/diff-release.yml
index da5730fc..364b599b 100644
--- a/.github/workflows/diff-release.yml
+++ b/.github/workflows/diff-release.yml
@@ -8,7 +8,7 @@ name: Diff release
 env:
   CHECKS_ORG: alire-project
   CHECKS_REPO: alire-index-checks
-  ALR_VERSION: 2.0.2
+  ALR_VERSION: 2.1.0
 
 on:
   pull_request:
diff --git a/index/bb/bbt/bbt-0.1.0.toml b/index/bb/bbt/bbt-0.1.0.toml
new file mode 100644
index 00000000..566d59b1
--- /dev/null
+++ b/index/bb/bbt/bbt-0.1.0.toml
@@ -0,0 +1,28 @@
+name = "bbt"
+description = "Black box test runner"
+version = "0.1.0"
+
+authors = ["Lionel Draghi"]
+maintainers = ["Lionel Draghi <lionel.draghi@free.fr>"]
+maintainers-logins = ["LionelDraghi"]
+licenses = "MIT OR Apache-2.0 WITH LLVM-exception"
+website = ""
+tags = ["gherkin", "test", "markdown", "tdd", "black-box"]
+
+executables = ["bbt"]
+
+[configuration]
+output_dir = "src/Alire_config"
+generate_C = false
+
+[[depends-on]]
+# markdown = "^24.0.0"
+
+[[depends-on]]
+ansiada = "^1.0.0"
+
+
+[origin]
+commit = "5b4e7642154def03b1f956dc7018785b4192630b"
+url = "git+https://github.com/LionelDraghi/bbt.git"
+
diff --git a/index/pr/prolog/prolog-1.0.0.toml b/index/pr/prolog/prolog-1.0.0.toml
new file mode 100644
index 00000000..b1840082
--- /dev/null
+++ b/index/pr/prolog/prolog-1.0.0.toml
@@ -0,0 +1,18 @@
+name = "prolog"
+description = "Simple Prolog library"
+version = "1.0.0"
+
+authors = ["Professor David C. Luckham <Anna-Request@Anna.Stanford.EDU>",
+           "Dale Stanbrough <dale@cs.rmit.edu.au>"]
+	   
+maintainers = ["Jesper Quorning <jesper.quorning@gmail.com>"]
+maintainers-logins = ["jquorning"]
+
+licenses = "custom-anna"
+website = "https://github.com/jquorning/Prolog"
+tags = ["prolog", "logic"]
+
+[origin]
+commit = "6ac52773fdb45c0100152081780b2e31b5802986"
+url = "git+https://github.com/jquorning/Prolog.git"
+