This tool gives information about the phone number that you entered.

Simple tool for searching and collection information

Maltego Transforms for OSINT on Telegram Messenger

Powerful framework for rogue access point attack.

Unlock an Android phone (or device) by bruteforcing the lockscreen PIN. Turn your Kali Nethunter phone into a bruteforce PIN cracker for Android devices! (no root, no adb)

Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)

Lists of HTTP, SOCKS4, SOCKS5 proxies with geolocation info. Updated every hour.

An open-source network stresser tool but it's Hatsune Miku