Port Generator
Generate local development ports with sensible presets, optional filtering for commonly used ports, and support for both random and sequential port groups.
General Purpose
A safe default range for most local apps and services.
Current filtered availability: 48,108 ports
Common Ports Reference
| Port | Protocol | Typical Use |
|---|---|---|
| 20 | TCP | FTP data transfer |
| 21 | TCP | FTP control |
| 22 | TCP | SSH and SFTP |
| 25 | TCP | SMTP email relay |
| 53 | TCP/UDP | DNS |
| 80 | TCP | HTTP |
| 110 | TCP | POP3 email |
| 123 | UDP | NTP time sync |
| 143 | TCP | IMAP email |
| 443 | TCP | HTTPS |
| 445 | TCP | SMB file sharing |
| 465 | TCP | SMTPS |
| 587 | TCP | SMTP submission |
| 993 | TCP | IMAPS |
| 995 | TCP | POP3S |
| 1433 | TCP | Microsoft SQL Server |
| 1521 | TCP | Oracle Database |
| 2049 | TCP/UDP | NFS |
| 2375 | TCP | Docker daemon (unencrypted) |
| 2376 | TCP | Docker daemon with TLS |
| 3000 | TCP | React and Next.js dev servers |
| 3306 | TCP | MySQL and MariaDB |
| 3389 | TCP | Remote Desktop Protocol |
| 5432 | TCP | PostgreSQL |
| 5672 | TCP | RabbitMQ |
| 5900 | TCP | VNC remote desktop |
| 6379 | TCP | Redis |
| 8000 | TCP | Python and admin app dev servers |
| 8080 | TCP | Alternate HTTP and app servers |
| 8443 | TCP | Alternate HTTPS and admin UIs |
| 9000 | TCP | SonarQube, PHP-FPM, misc services |
| 9092 | TCP | Apache Kafka |
| 9200 | TCP | Elasticsearch |
| 9418 | TCP | Git protocol |
| 27017 | TCP | MongoDB |