h4ck3r is a browser extension for the Chromium and Firefox browsers that serves as a small but powerful tool for developers and pentesters. With its wide range of features and convenient accessibility, h4ck3r aims to provide an all-in-one solution for those involved in red teaming and development.

To use h4ck3r, simply press F12 and click on the h4ck3r menu option. This opens up a world of possibilities for developers and pentesters alike. The extension offers various capabilities such as encoding and decoding (base64, URL, hex), encryption (MD5, SHA256, SHA512, SHA3), and cypher (AES encryption/decryption). Additionally, h4ck3r provides useful tools like a JSON beautifier and a comprehensive wiki filled with helpful documentation on topics such as SQL injection, Python, Linux, and networking.