diff --git a/cli-core/reportJson.js b/cli-core/reportJson.js
new file mode 100644
index 0000000..1c66253
--- /dev/null
+++ b/cli-core/reportJson.js
@@ -0,0 +1,51 @@
+const fs = require('fs');
+const path = require('path');
+const ProgressBar = require('progress');
+
+//create json report for all the analysed pages and recap
+async function create_JSON_report(reportObject, options){
+    //Path of the output file
+    let OUTPUT_FILE = path.resolve(options.report_output_file);
+    if (OUTPUT_FILE.toLowerCase().endsWith('results.xlsx')) {
+        OUTPUT_FILE = OUTPUT_FILE.substring(0, OUTPUT_FILE.length-'.xlsx'.length) + '.json'
+    }
+    if (!OUTPUT_FILE.toLowerCase().endsWith('.json')) {
+        throw ` report_output_file : File "${OUTPUT_FILE}" does not end with the ".json" extension.`
+    }
+
+    const fileList = reportObject.reports;
+    const globalReport = reportObject.globalReport;
+
+    //initialise progress bar
+    let progressBar;
+    if (!options.ci){
+        progressBar = new ProgressBar(' Create Json report      [:bar] :percent     Remaining: :etas     Time: :elapseds', {
+            complete: '=',
+            incomplete: ' ',
+            width: 40,
+            total: fileList.length+2
+        });
+        progressBar.tick()
+    } else {
+        console.log('Creating JSON report ...');
+    }
+
+    let global = JSON.parse(fs.readFileSync(globalReport.path).toString());
+    let pages = {};
+    if (progressBar) progressBar.tick()
+
+    fileList.forEach((file)=>{
+        pages[file.name] = JSON.parse(fs.readFileSync(file.path).toString());
+        if (progressBar) progressBar.tick()
+    })
+
+    try {
+        fs.writeFileSync(OUTPUT_FILE, JSON.stringify({global, pages}));
+    } catch (error) {
+        throw ` report_output_file : Path "${OUTPUT_FILE}" cannot be reached.`
+    }
+}
+
+module.exports = {
+    create_JSON_report
+}
diff --git a/commands/analyse.js b/commands/analyse.js
index 6cdee72..2fc250d 100644
--- a/commands/analyse.js
+++ b/commands/analyse.js
@@ -7,6 +7,7 @@ const login = require('../cli-core/analysis.js').login;
 const create_global_report = require('../cli-core/reportGlobal.js').create_global_report;
 const create_XLSX_report = require('../cli-core/reportExcel.js').create_XLSX_report;
 const create_html_report = require('../cli-core/reportHtml.js').create_html_report;
+const create_JSON_report = require("../cli-core/reportJson").create_JSON_report;
 const writeToInflux = require("../cli-core/influxdb").write;
 
 //launch core
@@ -83,8 +84,9 @@ async function analyse_core(options) {
         await create_html_report(reportObj, options);
     } else if (reportFormat === 'influxdb') {
         await writeToInflux(reports, options);
-    }
-    else {
+    } else if (reportFormat === 'json') {
+        await create_JSON_report(reportObj, options);
+    } else {
         await create_XLSX_report(reportObj, options);
     }
     
@@ -117,7 +119,7 @@ function readHeaders(headersFile) {
 
 function getReportFormat(format, filename) {
     // Check if format is defined
-    const formats = ['xlsx', 'html', 'influxdb'];
+    const formats = ['xlsx', 'html', 'influxdb', 'json'];
     if (format && formats.includes(format.toLowerCase())) {
         return format.toLowerCase();
     }
@@ -136,4 +138,4 @@ function analyse(options) {
     analyse_core(options).catch(e=>console.error("ERROR : \n", e))
 }
 
-module.exports = analyse;
\ No newline at end of file
+module.exports = analyse;