vrr/b4

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link from https://github.com/DanielLavrushin/b4 original uri https://habr.com/ru/articles/982498/ https://daniellavrushin.github.io/b4/

asuswrt asuswrt-merlin censorship censorship-free dpi geosite openwrt unblock xray xray-core youtube

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Daniel Lavrushin 937ed956fc fix: update changelog for version 1.18.3 and replace VirtualizedDomainsTable with DomainsTable		2025-11-25 13:08:57 +01:00
.github/workflows	feat: Include SHA256 checksum file in release artifacts	2025-11-02 03:08:12 +01:00
.vscode	refactor: update STUN message filtering logic and improve workspace configuration	2025-11-09 14:35:51 +01:00
docs	feat(docs): simplify web interface documentation and streamline quick start instructions	2025-11-17 22:22:46 +01:00
src	fix: update changelog for version 1.18.3 and replace VirtualizedDomainsTable with DomainsTable	2025-11-25 13:08:57 +01:00
.codacy.yml	refactor: enable TypeScript in Codacy configuration and ensure consistent base sub-directory	2025-11-07 19:38:04 +01:00
.gitignore	refactor: enhance type safety and improve code clarity in settings and logging components	2025-11-07 20:41:47 +01:00
changelog.md	fix: update changelog for version 1.18.3 and replace VirtualizedDomainsTable with DomainsTable	2025-11-25 13:08:57 +01:00
image.png	fix(image): update image file to improve visual quality	2025-11-23 00:21:41 +01:00
install.sh	fix(install): streamline backup binary removal process in remove_b4 function	2025-11-23 21:19:41 +01:00
LICENSE	Initial commit	2025-08-07 12:15:59 +02:00
makefile	feat: Update release workflow and improve architecture detection in installer script	2025-11-02 02:52:12 +01:00
readme.md	Update readme.md	2025-11-25 11:21:33 +01:00
readme_ru.md	Update readme_ru.md	2025-11-04 18:31:03 +01:00

readme.md

B4

[русский язык] [telegram]

Network packet processor that bypasses Deep Packet Inspection (DPI) using netfilter queue manipulation.

B4 Telegram Group - join!

Quick Install

Note

In some systems you need to run sudo b4install.sh.

wget -O ~/b4install.sh https://raw.githubusercontent.com/DanielLavrushin/b4/main/install.sh && chmod +x ~/b4install.sh && ~/b4install.sh

If something went wrong try to run it with the flag --sysinfo - this will diagnose the system

wget -O ~/b4install.sh https://raw.githubusercontent.com/DanielLavrushin/b4/main/install.sh && chmod +x ~/b4install.sh && ~/b4install.sh --sysinfo

Or pass --help to get more information about the possible options.

wget -O ~/b4install.sh https://raw.githubusercontent.com/DanielLavrushin/b4/main/install.sh && chmod +x ~/b4install.sh && ~/b4install.sh --help

Usage


# Systemd
sudo systemctl start b4
sudo systemctl enable b4

# OpenWRT
/etc/init.d/b4 restart

# Entware/MerlinWRT
/opt/etc/init.d/S99b4 restart

Web UI

http://your-device-ip:7000

Command Line

# Custom config
b4 --config /path/to/config.json

# Basic - manual domains
b4 --sni-domains youtube.com,netflix.com

# With geosite categories
b4 --geosite /etc/b4/geosite.dat --geosite-categories youtube,netflix

# Print help
b4 --help
``
### Building from Source

```bash
git clone https://github.com/daniellavrushin/b4.git
cd b4

# Build UI
cd src/http/ui
pnpm install && pnpm build
cd ../../..

# Build binary
make build

# All architectures
make build-all

# Or build specific
make linux-amd64

Geosite Integration

B4 supports v2ray/xray geosite.dat files from various sources:

# Loyalsoldier
wget https://github.com/Loyalsoldier/v2ray-rules-dat/releases/latest/download/geosite.dat

# RUNET Freedom
wget https://raw.githubusercontent.com/runetfreedom/russia-v2ray-rules-dat/release/geosite.dat

# Nidelon
wget https://github.com/Nidelon/ru-block-v2ray-rules/releases/latest/download/geosite.dat

Place the file in /etc/b4/geosite.dat and configure categories:

sudo b4 --geosite /etc/b4/geosite.dat --geosite-categories youtube,netflix,facebook

Tip

All these settings can be configured via the web interface.

Contributing

Contributions are accepted through GitHub pull requests.

Credits

Based on research from:

youtubeUnblock - C-based DPI bypass
GoodbyeDPI - Windows DPI circumvention
zapret - Advanced DPI bypass techniques

License

This project is provided for educational purposes. Users are responsible for compliance with applicable laws and regulations. The authors are not responsible for misuse of this software.