diff --git a/scripts/README.md b/scripts/README.md
index 22d3648b38af6..7cfa2a63387f5 100644
--- a/scripts/README.md
+++ b/scripts/README.md
@@ -200,3 +200,43 @@ Pre-requisites:
 ```console
 docker exec -it wi-assemble_$(<VERSION) bash scripts/assemble.sh -v 2.11.1 -p linux -a x64 -d rpm
 ```
+
+### Bash scripts reference
+
+The packages' generation process is guided through bash scripts. This section list and describes
+them, as well as their inputs and outputs.
+
+
+```yml
+
+packages:
+  - file: build.sh
+    description: run the appropiate Gradle task depending on the parameters.
+    params:
+      - distribution: [tar, deb, rpm]
+      - revision: revision number. 0 by default.
+      # - architecture: currently we only build x86_64
+    outputs:
+      - package: minimal wazuh-indexer package for the required distribution.
+  - file: assemble.sh
+    description: assembles a minimal wazuh-indexer package with plugins, settings and demo certificates (not yet).
+    params:
+      - package: the minimal package to assemble.
+      - distribution: [tar, deb, rpm]
+      - revision: revision number. 0 by default.
+      # - opensearch_version: can be obtained from the source code
+      # - architecture: currently we only build x86_64
+    outputs:
+      - package: wazuh-indexer package.
+  - file: provision.sh
+    description: Provision script for assembly of DEB packages.
+  - file: baptizer.sh
+    description: generate the wazuh-indexer package name depending on the parameters.
+    params:
+      - distribution: [tar, deb, rpm]
+      - revision: revision number. 0 by default.
+      - is_release: set to 1 to generate the name of a release package. 0 by default.
+      - is_min: set to 1 to generate the name of a minimal package. Incompatible with is_realease. 0 by default.
+    outputs:
+      - package: the name of the wazuh-indexer package.
+```
\ No newline at end of file
diff --git a/scripts/build.sh b/scripts/build.sh
index c7fad736eaf3d..778c73058e193 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -13,7 +13,6 @@ function usage() {
     echo "Usage: $0 [args]"
     echo ""
     echo "Arguments:"
-    echo -e "-v VERSION\t[Required] OpenSearch version."
     echo -e "-q QUALIFIER\t[Optional] Version qualifier."
     echo -e "-s SNAPSHOT\t[Optional] Build a snapshot, default is 'false'."
     echo -e "-p PLATFORM\t[Optional] Platform, default is 'uname -s'."
@@ -24,15 +23,12 @@ function usage() {
     echo -e "-h help"
 }
 
-while getopts ":h:v:q:s:o:p:a:d:r:b:" arg; do
+while getopts ":h:q:s:o:p:a:d:r:b:" arg; do
     case $arg in
     h)
         usage
         exit 1
         ;;
-    v)
-        VERSION=$OPTARG
-        ;;
     q)
         QUALIFIER=$OPTARG
         ;;
@@ -69,12 +65,6 @@ while getopts ":h:v:q:s:o:p:a:d:r:b:" arg; do
     esac
 done
 
-if [ -z "$VERSION" ]; then
-    echo "Error: You must specify the OpenSearch version"
-    usage
-    exit 1
-fi
-
 [ -z "$OUTPUT" ] && OUTPUT=artifacts
 
 echo "Creating output directory $OUTPUT/maven/org/opensearch if it doesn't already exist"
diff --git a/scripts/upstream_version.sh b/scripts/upstream_version.sh
new file mode 100644
index 0000000000000..424165b9e53b9
--- /dev/null
+++ b/scripts/upstream_version.sh
@@ -0,0 +1,6 @@
+#!/bin/bash
+
+
+set -e
+
+< buildSrc/version.properties grep opensearch | grep -Eo '[0-9]{1,}.[0-9]{1,}.[0-9]{1,}'
\ No newline at end of file