Overview

SafeLine is a self-hosted WAF(Web Application Firewall) / reverse proxy to protect your web apps from attacks and exploits. A simple, lightweight, self-hosted wAF that protects your website from cyber attacks. The project has 21K+ GitHub stars and is licensed under GPL-3.0.

Key Features

Source: GitHub README

Block Web Attacks
It defenses for all of web attacks, such as SQL injection, XSS, code injection, os command injection, CRLF injection, XXE, SSRF, path traversal and so on.
Rate Limiting
Defend your web apps against DoS attacks, bruteforce attempts, traffic surges, and other types of abuse by throttling traffic that exceeds defined limits.
Anti-Bot Challenge
Anti-Bot challenges to protect your website from bot attacks, humen users will be allowed, crawlers and bots will be blocked.
Authentication Challenge
When authentication challenge turned on, visitors need to enter the password, otherwise they will be blocked.
Dynamic Protection
When dynamic protection turned on, html and js codes in your web server will be dynamically encrypted by each time you visit.

Normalized Features

Source: tool-features-normalized.json

encryption, ldap, rate limiting.

Deploy

Docker

Self-host with Docker Compose

Coolify

One-click via Coolify panel

Elestio

Managed hosting from $9/mo

PikaPods

Simple managed hosting

Features

Authentication & Access

LDAP / Active Directory

Security & Privacy

Encryption
Rate Limiting

Related Security & Authentication Tools

View all 159 →

Ghidra

66K

A free, open-source software reverse engineering framework created by the NSA — disassemble, decompile, and analyze compiled code on any platform.

security Apache-2.0

PocketBase

58K

Open-source backend in a single 12 MB binary — realtime database, auth, file storage, and admin dashboard. No Docker, no Postgres, just run it.

security MIT Easy to deploy

Vaultwarden

57K

Lightweight, self-hosted Bitwarden-compatible password manager written in Rust. Uses 10x less RAM than the official server and works with all Bitwarden clients.

security AGPL-3.0

Zen Browser

41K

Zen Browser is a privacy-focused, beautifully designed Firefox fork with a unique sidebar tab layout, split views, and built-in content blocking — no telemetry, no tracking.

security MPL-2.0