diff --git a/README.md b/README.md
index d448753..95a774f 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 # gitool
 
 Gitool helps you always have the right format for your commit message.
-Following https://www.conventionalcommits.org/en/v1.0.0-beta.2/
+Following https://www.conventionalcommits.org/en/v1.0.0/
 
 ## alias
 any gitool command can be called with ```gitool``` or ```gt```
@@ -24,22 +24,20 @@ or ```gitool -cl=3```
 
 ## pretty print
 
-```gitool --prettyPrint```
-```gitool -p``` (groupBy type by default)
+```gitool --prettyPrint --pn=ProjectName --v=1.23.2```
+```gitool -p  --pn=ProjectName --v=1.23.2``` (groupBy type by default)
 
-```gitool -p groupBy='type'```
+```gitool -p groupBy='type'  --pn=ProjectName --v=1.23.2```
 
-```gitool -pg='type'```
-```gitool -pg='scope'```
+```gitool -pg='type'  --pn=ProjectName --v=1.23.2```
+```gitool -pg='scope'  --pn=ProjectName --v=1.23.2```
 
-```gitool -pg='scope' --tag=3```
-
-```gitool -pg='type' --tag=3 --filters='feat|fix'```
+```gitool -pg='type' --filters='feat|fix' --pn=ProjectName --v=1.23.2```
 
 
 ![alt text](https://raw.githubusercontent.com/stefdelec/gitool/master/readme/commitprettier.png)
 
-```gitool -p --tag``` output commits from last tag
+```gitool -p --pn=ProjectName --v=1.23.2``` output commits from last tag
 
 Output a file:
 
@@ -50,7 +48,7 @@ Output a file:
 
 Add this in your package.json
 ```
-    "prepublish": "npm test && npm version minor && node index.js -pao=changelog.md --tag=1 && git push"
+    "postversion": "gitool -p --pn=ProjectName --v=1.23.2"
 ```
 ## message composer
 
@@ -68,12 +66,12 @@ and
 ## cane
 shortcut for
 ```
-git add . && git commit --amend --no-edit
+git add . && git commit -m "release(changelog): Update changelog.md [CI SKIP]"
 ```
 
 ## force
-rebase on develop or branch + push force
+rebase on master or branch + push force
 
 ```gitool -force```
-```gitool -force -branch=master```
-```gitool -fb=master```
+```gitool -force -branch=develop```
+```gitool -fb=develop```
diff --git a/changelog.md b/changelog.md
index 01d1064..8e87254 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,15 +1,75 @@
+#  gitool
 #  Release notes
+## v1.24.0 ( 2021-09-1 )
 
-**version**: From v1.20.0 to v1.21.0
+### **feat (1):**
+ - feat(changelog): Append commits in change log file
 
-## **feat (3):**
+## v1.22.0 ( 2021-06-19 )
+
+### **feat (1):**
+ - feat(force): git rebase and push
+
+## v1.21.0 ( 2021-02-19 )
+
+### **feat (3):**
  - feat(cane): short cut for add commit no edit
  - feat(console): improve console log
  - feat(readme): improve package.json bump
 
+## v1.20.0 ( 2021-02-19 )
 
+### **docs (15):**
+ - docs: changelog
+ - docs: changelog
+ - docs: changelog
+ - docs: changelog
+ - docs: changelog
+ - docs: changelog
+ - docs: changelog
+ - docs: changelog
+ - docs: changelog
+ - docs: changelog
+ - docs(readme): update readme with link to changelog
+ - docs: changelog
+ - docs(prettyPrint): update changelog pretty print
+ - docs(readme): improve readme and add images
+ - docs(readme): update readme with gitool alias (gt)
 
+### **feat (22):**
+ - feat(readme): improve readme
+ - feat(autofetch): auto fetch tags before creating changelog
+ - feat(changelog): improve changelog title
+ - feat(changelog): changelog only on last tag
+ - feat(prettyPrint): can add all or not
+ - feat(prettyPrint): add changelog in preversion
+ - feat(prettyPrint): add filters to type of pretty print
+ - feat(prettyPrint): pretty print from tag
+ - feat(prettyPrint): quick changelog
+ - feat(readme): update readme and package.json
+ - feat(prettyPrint): can pass --tag and output from last tag
+ - feat(prettyPrint): can output a file
+ - feat(prettyPrint): pretty print group by type or scope
+ - feat(messageComposer): can add all modified file before commiting with -am
+ - feat(bin): commit is not executed if message and type are undefined
+ - feat(bin): gt is a new alias for gitool
+ - feat(commitChecker): version bump commit by npm is accepted
+ - feat: undefined
+ - feat(bin): add aliases for existing commands
+ - feat(messageComposer): add functionaly message composer
+ - feat(readme): create a simple  README.md
+ - feat(bin): bin is packed
 
+### **fix (8):**
+ - fix(changelog): fix change log tag title
+ - fix(prettyPrint): version of pretty print was incorrect
+ - fix(travis): fix travis test
+ - fix(readme): fix link to changelog
+ - fix(messageComposer): ex was undefined for git add .
+ - fix(messageComposer): remove automatic add .
+ - fix(commitChecker): fix default value of last
+ - fix(bin): bin command was not gitool
 
-
+### **test (1):**
+ - test(travis): add travis ci
 
diff --git a/index.js b/index.js
index 362f74a..133ec85 100755
--- a/index.js
+++ b/index.js
@@ -3,11 +3,14 @@ const commitMessageChercher = require('./src/commit-message-checker/commit-messa
 const shortCut = require('./src/gitShortCut');
 const messageComposer = require('./src/message-composer/message-composer')
 const chalk = require('chalk');
+const { existsSync } = require('fs');
 
 const argv = require('yargs')
     .alias('c', 'checkCommit')
     .alias('o', 'output')
     .alias('p', 'prettyPrint')
+    .alias('pn','projectName')
+    .alias('v','versionTag')
     .alias('a', 'addAll')
     .alias('m', 'messageComposer')
     .alias('t', 'test')
@@ -17,7 +20,7 @@ const argv = require('yargs')
     .alias('b','branch')
     .argv
 
-const { prettyPrint, write } = require('./src/commit-prettier/commit-prettier');
+const { prettyPrint } = require('./src/commit-prettier/commit-prettier');
 // Check Last commit
 
 if (argv.checkCommit) {
@@ -40,7 +43,6 @@ if (argv.checkCommit) {
             console.log(chalk.red('commit message is NOT valid'));
             throw new Error()
         }
-        console.log('')
     }
 
 }
@@ -48,27 +50,48 @@ if(argv.bump){
     console.log(argv.bump);
 }
 if (argv.prettyPrint) {
+    if(!argv.projectName){
+        throw new Error('Project name is mandatory');
+    }
+
+    if(!argv.versionTag){
+        throw new Error('Version tag is mandatory');
+    }
     console.log('Fetching tags from origin');
     shortCut.ex("git fetch origin --tags");
 
     const groupBy = argv.groupBy === 'scope' ? 'scope' : 'type';
 
-    const tags = shortCut.getTagsOrderedByDate().split('\n').reverse();
-
-    const numOftag=parseInt(argv.tag);
+    const tags = shortCut.getTagsOrderedByDate().split('\n').filter(t => t !== '');
 
     const getFromTag = (tagNumber) => tags[+tagNumber];
 
-    const commitFrom = argv.tag ? getFromTag(numOftag) : shortCut.firstCommitAllTime().trim();
-
-    let title = `From ${getFromTag(numOftag)} to ${tags[0]}`;
+    const firstCommit =   shortCut.firstCommitAllTime().trim()
 
     const filters = argv.filters ? argv.filters.split('|') : undefined;
-    prettyPrint(commitFrom, groupBy, argv.output, title, filters);
+    const path = argv.output || './changelog.md';
+
+    const getDateOfTag = (tag) => ((shortCut.getDateTimeOfTag(tag).trim().split(' '))[0]);
+    const dateNow = (now = new Date()) => {
+        let month = now.getMonth() + 1;
+        month = month > 9 ? month : `0${month}`;
+        return `${now.getFullYear()}-${month}-${now.getDate()}`;
+    }
+
+    if(!existsSync(path)){
+        for (let i = 0; i < tags.length; i++) {
+            const date = getDateOfTag(getFromTag(i));
+            prettyPrint(i !== 0 ? getFromTag(i - 1) : firstCommit, getFromTag(i), groupBy, path, argv.projectName || 'untitled', getFromTag(i), filters, date);
+        }
+    }
+
+    prettyPrint(tags.length !== 0 ? getFromTag(tags.length - 1) : shortCut.firstCommitAllTime().trim(), 'HEAD', groupBy, path, argv.projectName || 'untitled', argv.versionTag, filters, dateNow());
+
+
     if (argv.addAll) {
         console.log('Adding files to previous commit');
         shortCut.ex('git add .')
-        shortCut.ex('git commit --amend --no-edit')
+        shortCut.ex('git commit -m "release(changelog): Update changelog.md [CI SKIP]"')
     }
 }
 
@@ -85,11 +108,11 @@ if (argv.messageComposer) {
 }
 
 if(argv.force){
-    const branch=argv.branch || 'develop';
-    shortCut.ex(`git add . && git commit --amend --no-edit && git fetch && git pull origin ${branch} --rebase && git push origin HEAD --force`);
+    const branch=argv.branch || 'master';
+    shortCut.ex(`git add . && git commit -m "release(changelog): Update changelog.md [CI SKIP]" && git fetch && git pull origin ${branch} --rebase && git push origin HEAD --force`);
 }
 
 if(argv.cane){
     shortCut.ex('git add .')
-    shortCut.ex('git commit --amend --no-edit')
+    shortCut.ex('git commit -m "release(changelog): Update changelog.md [CI SKIP]"')
 }
diff --git a/package-lock.json b/package-lock.json
index 4bd6db3..1e7b846 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "gitool",
-  "version": "1.21.0",
+  "version": "1.24.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -3258,12 +3258,9 @@
       "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus="
     },
     "json5": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-2.1.1.tgz",
-      "integrity": "sha512-l+3HXD0GEI3huGq1njuqtzYK8OYJyXMkOLtQ53pjWh89tvWS2h6l+1zMkYWqlb57+SiQodKZyvMEFb2X+KrFhQ==",
-      "requires": {
-        "minimist": "^1.2.0"
-      }
+      "version": "2.2.3",
+      "resolved": "https://registry.npmjs.org/json5/-/json5-2.2.3.tgz",
+      "integrity": "sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg=="
     },
     "jsprim": {
       "version": "1.4.1",
diff --git a/package.json b/package.json
index 4d3356b..36a4739 100644
--- a/package.json
+++ b/package.json
@@ -1,11 +1,11 @@
 {
-  "name": "gitool",
-  "version": "1.21.0",
+  "name": "@arianee/gitool",
+  "version": "1.24.0",
   "description": "",
   "main": "index.js",
   "scripts": {
     "test": "jest",
-    "prepublish": "npm test && npm version minor && node index.js -pao=changelog.md --tag=1 && git push"
+    "postversion": "node index.js -po=changelog.md --pn=gitool --v=1.25.0"
   },
   "bin": {
     "gitool": "index.js",
@@ -13,9 +13,10 @@
   },
   "repository": {
     "type": "git",
-    "url": "https://github.com/stefdelec/gitool"
+    "url": "https://github.com/Arianee/gitool"
   },
   "access": "public",
+  "private": false,
   "keywords": [],
   "author": "",
   "license": "ISC",
diff --git a/src/commit-extractor/commit-extractor.js b/src/commit-extractor/commit-extractor.js
index a9326e8..7139957 100644
--- a/src/commit-extractor/commit-extractor.js
+++ b/src/commit-extractor/commit-extractor.js
@@ -1,5 +1,5 @@
 const commitExtractor = (commitMessage) => {
-    const reg = new RegExp(/(feat|fix|docs|style|refactor|test|chore)(\((\w{1,})\)){0,1}: (.{1,})/)
+    const reg = new RegExp(/(feat|fix|docs|style|refactor|test|chore|release)(\((\w{1,})\)){0,1}: (.{1,})/)
     const result = commitMessage.match(reg)
     if (result) {
         return {
diff --git a/src/commit-message-checker/commit-message-checker.spec.js b/src/commit-message-checker/commit-message-checker.spec.js
index be254bc..ea23a2a 100644
--- a/src/commit-message-checker/commit-message-checker.spec.js
+++ b/src/commit-message-checker/commit-message-checker.spec.js
@@ -10,6 +10,7 @@ describe('commit message checker', () => {
             'chore: zefe',
             '2.0.1',
             '02.02.001',
+            'release(changelog): Update changelog.md [CI SKIP]',
         ]
 
     acceptedCommit.forEach(commitMessage => {
diff --git a/src/commit-prettier/commit-prettier.js b/src/commit-prettier/commit-prettier.js
index 8e4b723..5a76194 100644
--- a/src/commit-prettier/commit-prettier.js
+++ b/src/commit-prettier/commit-prettier.js
@@ -1,8 +1,8 @@
-const { allCommitSince ,gitAddAll } = require('../gitShortCut');
+const { commitBetweenTags } = require('../gitShortCut');
 const { types } = require('../configuration');
 const { commitExtractor } = require('../commit-extractor/commit-extractor');
 const Mustache = require('mustache');
-const { readFileSync, writeFileSync } = require("fs");
+const { readFileSync, writeFileSync, existsSync } = require("fs");
 
 const addToAcc = (acc, commitType, value, filters) => {
     const shouldAdd=!filters || filters.length === 0 || filters.includes(commitType);
@@ -49,8 +49,8 @@ const groupByType = (commitLogs, filters) => {
     }, {})
 
 }
-const groupCommits = (commitHash, groupBy,filters) => {
-    const commitsLog = allCommitSince(commitHash);
+const groupCommits = (from, to, groupBy,filters) => {
+    const commitsLog = commitBetweenTags(from, to);
 
     let groupedCommit
     if (groupBy === 'type') {
@@ -69,28 +69,39 @@ const write = (view) => {
     eval(output);
 
 }
-const prettyPrint = (commitHash, groupBy, path, title = 'untitled', filters) => {
-    const groupedCommit = groupCommits(commitHash, groupBy, filters);
+
+const prettyPrint = (from, to, groupBy, path, projectName, versionTag, filters, date) => {
+    const groupedCommit = groupCommits(from, to, groupBy, filters);
 
     const data =
     {
-        title,
+        projectName,
+        versionTag: versionTag.replace('v', ''),
+        date,
         sections: Object.keys(groupedCommit).map(key => groupedCommit[key])
     }
 
     const template = readFileSync(__dirname + '/template.terminal.txt').toString();
+    const titleTemplate = readFileSync(__dirname + '/template.title.txt').toString();
     const fileTemplate = readFileSync(__dirname + '/template.file.txt').toString();
 
 
     const consoleLogs = Mustache.render(template, data);
-
-    const file = Mustache.render(fileTemplate, data);
+    const title = Mustache.render(titleTemplate, data);
+    const changelog = Mustache.render(fileTemplate, data);
 
     eval(consoleLogs);
 
     if (path) {
-        console.log('Writing changelog at: ', path);
-        writeFileSync(path, file);
+        if (existsSync(path)) { // file exists
+            console.log('Writing changelog at: ', path);
+            const data = readFileSync(path, { encoding:'utf8' });
+            const newdata = data.replace(title, title + changelog);
+            writeFileSync(path, newdata);
+        } else { // file not exists
+            console.log('Generating and writing changelog at: ', path);
+            writeFileSync(path, title + changelog);
+        }
     }
 }
 
diff --git a/src/commit-prettier/template.file.txt b/src/commit-prettier/template.file.txt
index 16c314a..08e7db4 100644
--- a/src/commit-prettier/template.file.txt
+++ b/src/commit-prettier/template.file.txt
@@ -1,17 +1,9 @@
-#  Release notes
-
-**version**: {{title}}
+## v{{versionTag}} ( {{date}} )
 
 {{#sections}}
-## **{{name}} ({{length}}):**
+### **{{name}} ({{length}}):**
 {{#content}}
  - {{.}}
 {{/content}}
 
 {{/sections}}
-
-
-
-
-
-
diff --git a/src/commit-prettier/template.terminal.txt b/src/commit-prettier/template.terminal.txt
index 480bdb5..0dfb913 100644
--- a/src/commit-prettier/template.terminal.txt
+++ b/src/commit-prettier/template.terminal.txt
@@ -1,13 +1,15 @@
 var chalk = require('chalk');
 
-console.log(chalk.bold.blue('version: {{title}}'));
+console.log(chalk.bold.blue('### {{projectName}} ###'));
+console.log('');
+console.log(chalk.bold.blue('version: v{{versionTag}}'));
 console.log('')
 {{#sections}}
 console.log(chalk.green('##########################'))
 console.log(chalk.bold.green('### {{name}} ({{length}})'))
 console.log(chalk.green('##########################'))
 {{#content}}
-console.log(chalk.blue('{{.}}')) 
+console.log(chalk.blue('{{.}}'))
 {{/content}}
 console.log('')
 
diff --git a/src/commit-prettier/template.title.txt b/src/commit-prettier/template.title.txt
new file mode 100644
index 0000000..bbe35da
--- /dev/null
+++ b/src/commit-prettier/template.title.txt
@@ -0,0 +1,2 @@
+#  {{projectName}}
+#  Release notes
diff --git a/src/configuration.js b/src/configuration.js
index 964a837..496e71c 100644
--- a/src/configuration.js
+++ b/src/configuration.js
@@ -1,5 +1,5 @@
 module.exports = {
-    types: ['feat', 'fix', 'docs', 'style', 'refactor', 'test', 'chore'],
+    types: ['feat', 'fix', 'docs', 'style', 'refactor', 'test', 'chore', 'release'],
     examples: {
         feat: "feature",
         fix: "bug fix",
@@ -7,7 +7,8 @@ module.exports = {
         style: "formatting, missing semi colons",
         refactor: 'a refacto of a class',
         test: "when adding missing tests",
-        chore: "maintain"
+        chore: "maintain",
+        release: "when release",
     }
 };
 
diff --git a/src/gitShortCut.js b/src/gitShortCut.js
index 5748f1a..f3ef0e0 100644
--- a/src/gitShortCut.js
+++ b/src/gitShortCut.js
@@ -6,21 +6,21 @@ const dateOfCommit = (commitHash) => ex(`git show -s --format=%ci ${commitHash}`
 const hashLastCommit = (number) => ex(`git log --skip ${number - 1} -n 1 --pretty=%H --no-merges`)
 const messageLastCommit = (number) => ex(`git log --skip ${number - 1} -n 1 --pretty=%B --no-merges`)
 const lastTag = () => ex(`git describe --abbrev=0 --tags`)
-const allCommitSince = (commitHash) => ex(`git log ${commitHash}...HEAD --pretty=format:%s --no-merges`);
 const firstCommitAllTime = () => ex('git rev-list --max-parents=0 HEAD')
-const commitBetweenTags = (tag1, tag2) => ex(`git log --pretty=oneline ${tag1}...${tagB}`)
+const commitBetweenTags = (from, to) => ex(`git log ${from}...${to} --pretty=format:%s --no-merges`)
 const getTagsOrderedByDate = () => ex(`git tag --format='%(refname:strip=2)' --sort=creatordate`)
 const gitAddAll=()=>ex('git add .')
+const getDateTimeOfTag = (tag) => ex(`git log -1 --format=%ai ${tag}`)
 
 module.exports = {
     lastTag,
     dateOfCommit,
     messageLastCommit,
-    allCommitSince,
+    commitBetweenTags,
     firstCommitAllTime,
     hashLastCommit,
     gitAddAll,
     getTagsOrderedByDate,
-    getTagsOrderedByDate,
+    getDateTimeOfTag,
     ex
 };