You can download al chrome store.
1) Web Developer:
Web Developer is a Google Chrome extension that adds a tool bar with various web development tools in Chrome. With these tools, users can perform various web development tasks. This extension helps analyzing web application elements like HTML and JS.
2) Firebug Lite:
Firebug Lite for Google Chrome, provides a rich visual environment to analyze HTML elements, DOM elements and other Box Model Shading. It also provides live CSS editing. It helps in analyzing how an application is working on the client’s side
3) d3coder :
d3coder, is another nice Google Chrome extension that helps penetration testers. It enables us to encode and decode selected text via context menu. Thus it reduces the time to encode and decode strings by using separate tools. This extension can perform a wide range of functions.
See the list below:
1. Timestamp decoding
2. rot13 en-/decoding
3. base64 encoding
4. base64 decoding
5. CRC32 hashing
6. MD5 hashing
7. SHA1 hashing
8. bin2hex
9. bin2txt
10. HTML entity encoding
11. HTML entity decoding
12. HTML special chars encoding
13. HTML special chars decoding
14. URI encoding
15. URI decoding
16. Quoted printable decoding
17. Quoted printable encoding
18. Escapeshellarg
19. Base64 decode
20. Base64 encode
21. Unserialize
22. L33T-en/decode
23. Reverse
4) Site Spider:
Site Spider, is an extension that adds a crawler in Chrome. It crawls all pages and reports all broken links. One can also restrict the spider by adding restrictions and regular expressions, it works at the client’s side. It can also use your authentication to access all pages. This extension is opensource. So, you can easily modify it according to your needs.
5) Form Fuzzer:
Form Fuzzer, is used to populate predefined characters into different form fields. It can also select checkboxes, radio buttons and select items in forms. It has a configuration menu where you can manage all settings of the extension. It is really helpful in testing forms. You can set payloads for forms and then populate payloads quickly with this nice tool. Really helpful in performing XSS and SQL injection attacks.
6) Session Manager:
Session Manager, is a powerful Chrome extension that lets users save, update, restore, and remove sets of tabs. You can create a group of tabs of the same interest and then restore those pages in one click. If you open few specific pages daily, and create groups of those pages and then open with a single click.
7) Request Maker:
Request Maker, is a core penetration testing tool. It’s used in creating and capturing requests, tampering the URL, and making new headers with post data. It can capture requests made via forms or XMLHttpRequests. You can see the function of this tool is similar to Burp. It’s also helpful in performing various kind of attacks in a web applications by modifying http requests.
Proxy SwitchySharp:
Proxy SwitchySharp, is a proxy extension that helps in managing and switching between multiple proxies quickly. It also has an option to set auto proxy switching based on URL. You can also import or export data easily. With proxy switcher, we can hide IP addresses and perform penetration testing tasks to check how a person can attack with proxy servers.
9) Cookie Editor :
Cookie Editor, is a nice Chrome extension that lets users edit cookies. This tool is really helpful while hijacking vulnerable test sessions. It lets users delete, edit, add/or search cookies. It also lets users protect, block or export cookies in json. You can play with cookies as you want. This extension is ad-supported and all revenue goes to Unicef to help children worldwide. But Ads are not necessary and you can disable anytime from the extension settings page.
10 ) Cache Killer :
Cache Killer, is another nice extension that automatically cleans the browser cache before loading pages. It can be easily enabled or disabled with a single mouse click. It’s useful to bypass the browser cache and see the exact website in case it’s changing. This is much useful for web developers.