Featherduster

For breaking crypto; It tries to make the process of identifying and exploiting weak cryptosystems as easy as possible

Hashcat

World’s fastest and most advanced password recovery tool. CPU/GPU brute forcing

John

Enhanced, "jumbo" version of John the Ripper supports hundreds of hash and cipher types

Ophcrack

Free Windows password cracker based on rainbow tables

Aircrack-ng

Complete suite to assess WiFi network security (replay attacks, deauth, fakeap and packet injection etc) Cracking: WEP and WPA PSK (WPA 1 and 2)

Masscan

Internet-scale port scanner. It can scan the entire Internet in under 5 minutes, transmitting 10 million packets per second, from a single machine

Stegbreak

Launches brute-force dictionary attacks on JPG image

Stegseek

Lightning fast steghide cracker that can be used to extract hidden data from files

Quipqiup

An online tool for breaking substitution ciphers or vigenere ciphers (without key)

Hydra

Parallelized login cracker which supports numerous protocols to attack

Wordpress brute #1

hydra -V -l <wordlist> -p 123 <ip_host> http-post-form '/wp-login.php:log=^USER^&pwd=^PASS^&wp-submit=Log+In:F=Invalid Username'

Dirstalk

Dirstalk is a multi threaded application designed to brute force paths on web servers

Dirb

DIRB is a Web Content Scanner. It looks for existing (and/or hidden) Web Objects

Thor

SSH login brute force cracker

Dirbuster

DirBuster is a multi threaded java application designed to brute force directories and files names on web/application servers

Wfuzz

Wfuzz has been created to facilitate the task in web applications assessments and it is based on a simple concept: it replaces any reference to the FUZZ keyword by the value of a given payload

Gobuster

tool used to brute-force URIs, DNS, Virtual Host, Open Amazon S3 buckets

Gobuster dir+session

gobuster dir -u http://<ip_host> -w /usr/share/wordlists/dirbuster/directory-list-2.3-medium.txt -x php -c PHPSESSID=<session_value>

Vigenere

online tool breaks Vigenere ciphers without knowing the key

Unshadow

Tool combines the passwd and shadow files so John can use them

Fcrackzip

A braindead program for cracking encrypted ZIP archives

CiLocks

Crack Interface lockscreen, Metasploit and More Android/IOS Hacking

Truecrack

TrueCrack is a brute-force password cracker for TrueCrypt (Copyrigth) volumes (GPU support)

Hackingtool

ALL IN ONE Hacking Tool For Hackers (It's okay and works but i would use it just a yey an option for a tool)

Ciphey

Automatically decrypt encryptions without knowing the key or cipher, decode encodings, and crack hashes

Cryptii

Web app offering modular conversion, encoding and encryption online. Translations are done in the browser without any server interaction. Very handy CTF tool!

Mfoc

Mifare Classic Offline Cracker

Ffuf

Fast web fuzzer written in Go

Dirsearch

Web path scanner