|Recon|[masscan](https://github.com/robertdavidgraham/masscan)|TCP port scanner, spews SYN packets asynchronously, scanning entire Internet in under 5 minutes. |![](https://img.shields.io/github/stars/robertdavidgraham/masscan?label=%20)|[`portscan`](/categorize/tags/portscan.md)|![linux](/images/linux.png)![macos](/images/apple.png)![windows](/images/windows.png)[![C](/images/c.png)](/categorize/langs/C.md)|
|Fuzzer|[c-jwt-cracker](https://github.com/brendan-rius/c-jwt-cracker)|JWT brute force cracker written in C |![](https://img.shields.io/github/stars/brendan-rius/c-jwt-cracker?label=%20)|[`jwt`](/categorize/tags/jwt.md)|![linux](/images/linux.png)![macos](/images/apple.png)![windows](/images/windows.png)[![C](/images/c.png)](/categorize/langs/C.md)|
|Fuzzer|[hashcat](https://github.com/hashcat/hashcat/)|World's fastest and most advanced password recovery utility |![](https://img.shields.io/github/stars/hashcat/hashcat/?label=%20)||![linux](/images/linux.png)![macos](/images/apple.png)![windows](/images/windows.png)[![C](/images/c.png)](/categorize/langs/C.md)|
|Scanner|[nmap](https://github.com/nmap/nmap)|Nmap - the Network Mapper. Github mirror of official SVN repository. |![](https://img.shields.io/github/stars/nmap/nmap?label=%20)|[`portscan`](/categorize/tags/portscan.md)|![linux](/images/linux.png)![macos](/images/apple.png)![windows](/images/windows.png)[![C](/images/c.png)](/categorize/langs/C.md)|