### i2pd.conf Example Configuration

Source: https://docs.i2pd.website/en/latest/user-guide/configuration

An example of the i2pd.conf file demonstrating INI-like syntax for configuration. It shows comments, general settings like logging and IPv6, and module-specific settings for httpproxy and sam.

```ini
# comment
log = true # use stdout (default)
ipv6 = true
# settings for specific module
[httpproxy]
port = 4444
# ^^ this will be --httproxy.port= in cmdline
# another comment
[sam]
enabled = true

```

--------------------------------

### Setup Android SDK and Dependencies

Source: https://docs.i2pd.website/en/latest/devs/building/android

Downloads and sets up the Android SDK command-line tools, and installs essential build tools, CMake, and the NDK. This prepares the environment for Android application development.

```bash
mkdir /tmp/android-sdk
cd /tmp/android-sdk
wget <latest SDK link>
unzip commandlinetools-linux-*_latest.zip
# install required tools
./cmdline-tools/bin/sdkmanager --sdk_root=/opt/android-sdk "build-tools;31.0.0" "cmake;3.18.1" "ndk;21.4.7075529"

```

--------------------------------

### Start and Help Options for i2pd Daemon

Source: https://docs.i2pd.website/en/latest/user-guide/run

Demonstrates the basic command to start the i2pd daemon and how to display all available command-line options for further configuration.

```bash
./i2pd

```

```bash
./i2pd --help

```

--------------------------------

### Install libraries on Arch/Manjaro

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the Boost libraries, OpenSSL, and zlib packages on Arch Linux and its derivatives using pacman.

```bash
sudo pacman -S --needed boost openssl zlib
```

--------------------------------

### Install libraries on Debian/Ubuntu

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs required Boost libraries, OpenSSL development files, and zlib development files on Debian-based systems using apt.

```bash
sudo apt install \
  libboost-date-time-dev \
  libboost-filesystem-dev \
  libboost-program-options-dev \
  libboost-system-dev \
  libssl-dev \
  zlib1g-dev
```

--------------------------------

### Install UPnP support on FreeBSD

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the 'miniupnpc' package on FreeBSD, which is an optional dependency for enabling UPnP support in i2pd.

```bash
pkg install miniupnpc
```

--------------------------------

### Install UPnP support on OpenBSD

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the 'miniupnpc' package on OpenBSD, which is an optional dependency for enabling UPnP support in i2pd.

```bash
pkg_add miniupnpc
```

--------------------------------

### Install build tools and libraries on OpenBSD

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs Boost, CMake, and GNU Make ('gmake') on OpenBSD using the 'pkg_add' command. The base system includes LibreSSL and zlib.

```bash
pkg_add boost cmake gmake
```

--------------------------------

### Incoming Server Tunnel Configuration Example

Source: https://docs.i2pd.website/en/latest/user-guide/tunnels

Configuration for an incoming server tunnel to a local service. Requires type, host, port, and keys. Optional parameters include inport for the I2P service port and accesslist for allowed I2P addresses.

```ini
[IRC-SERVER]
type = server
host = 127.0.0.1
port = 6667
keys = irc.dat

```

--------------------------------

### Build i2pd Flatpak Package

Source: https://docs.i2pd.website/en/latest/devs/building/qt-desktop-gui

Installs Flatpak and Flatpak Builder, adds the Flathub remote repository, installs the necessary SDK, clones the i2pd Flatpak repository, and then builds the Flatpak package for i2pd. The number of build jobs can be configured.

```bash
sudo apt install flatpak flatpak-builder
flatpak --user remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
flatpak --user install flathub org.kde.Sdk/x86_64/5.14     # required SDK version might be higher, check the manifest at https://github.com/flathub/website.i2pd.i2pd/blob/master/website.i2pd.i2pd.json
git clone https://github.com/flathub/website.i2pd.i2pd && cd website.i2pd.i2pd 
export FLATPAK_BUILDER_N_JOBS=4                            # build process jobs count
flatpak-builder --user --install --force-clean i2pd_build_dir website.i2pd.i2pd.json

```

--------------------------------

### Install build tools and libraries on FreeBSD

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the necessary Boost libraries, CMake, and GNU Make ('gmake') on FreeBSD using the 'pkg' package manager. The base system includes OpenSSL and zlib.

```bash
pkg install boost-libs cmake gmake
```

--------------------------------

### Install static build support on Fedora/RHEL/CentOS Stream

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the 'boost-static' package, which is required for creating static builds of i2pd on Fedora and RHEL-based systems.

```bash
sudo dnf install boost-static
```

--------------------------------

### Install build tools on Fedora/RHEL/CentOS Stream

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the 'make', 'cmake', 'gcc', and 'gcc-c++' packages on Fedora and RHEL-based systems using the dnf package manager.

```bash
sudo dnf install make cmake gcc gcc-c++
```

--------------------------------

### Install libraries on Fedora/RHEL/CentOS Stream

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the Boost development files, OpenSSL development files, zlib development files, and the 'atomic' library on Fedora and RHEL-based systems using dnf.

```bash
sudo dnf install boost-devel openssl-devel zlib-devel atomic
```

--------------------------------

### Recommended Setup for Running i2pd from Source

Source: https://docs.i2pd.website/en/latest/user-guide/run

Details the recommended steps for setting up and running i2pd when built from source without a package manager. This includes creating a distribution directory, copying necessary files, and adjusting system limits.

```bash
mkdir $HOME/dist
cp i2pd $HOME/dist
cp -R contrib/certificates $HOME/dist
cp contrib/i2pd.conf $HOME/dist
cd $HOME/dist
ulimit -n 4096  # only on Linux, increasing open file limit

```

```bash
./i2pd --datadir .

```

--------------------------------

### Install Kali Dependencies and Build i2pd Qt GUI

Source: https://docs.i2pd.website/en/latest/devs/building/qt-desktop-gui

Installs required development packages on Kali Linux and clones the i2pd-qt repository. It then configures the build using qmake for release or debug modes and compiles the application using make with UPnP support.

```bash
sudo apt-get install build-essential g++ make libcrypto++-dev libssl-dev \
  libboost-all-dev libminiupnpc-dev libwebsocketpp-dev qtbase5-dev \
  libqt5gui5 git zlib1g-dev
mkdir git
cd git
git clone --recursive https://github.com/PurpleI2P/i2pd-qt.git
cd i2pd-qt

# For release build,
qmake

# For debug build,
qmake i2pd_qt.pro "CONFIG += debug"

# When qmake completed, run:
make USE_UPNP=yes

```

--------------------------------

### Incoming HTTP Tunnel Configuration Example

Source: https://docs.i2pd.website/en/latest/user-guide/tunnels

Configuration for an incoming HTTP tunnel to a local service. Requires type, host, port, and keys. Optional parameters include inport for the I2P service port and accesslist for allowed I2P addresses.

```ini
[LOCALSITE]
type = http
host = 127.0.0.1
port = 80
keys = site-keys.dat

```

--------------------------------

### Install i2pd after build

Source: https://docs.i2pd.website/en/latest/devs/building/unix

This command installs the compiled i2pd application to the system after a successful build. It typically requires root privileges.

```bash
sudo make install
```

--------------------------------

### Install i2pd to Homebrew prefix on macOS

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the compiled i2pd application to the Homebrew installation prefix on macOS. This command dynamically determines the correct prefix for Intel or Apple Silicon.

```bash
sudo make install HOMEBREW=1 PREFIX="$(brew --prefix)"
```

--------------------------------

### Install build tools on Arch/Manjaro

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the 'base-devel' group and 'cmake' package on Arch Linux and its derivatives using the pacman package manager.

```bash
sudo pacman -S --needed base-devel cmake
```

--------------------------------

### Install UPnP support on Fedora/RHEL/CentOS Stream

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the 'miniupnpc-devel' package, which is an optional dependency for enabling UPnP support in i2pd on Fedora and RHEL-based systems.

```bash
sudo dnf install miniupnpc-devel
```

--------------------------------

### Install MSYS2 Dependencies for i2pd GUI on Windows

Source: https://docs.i2pd.website/en/latest/devs/building/qt-desktop-gui

Installs necessary packages using pacman within MSYS2 mingw32 environment for building the i2pd GUI on Windows. This includes git, make, tar, GCC, Boost, libpng, OpenSSL, and zlib.

```bash
pacman -S git make tar mingw-w64-i64-gcc mingw-w64-i64-boost mingw-w64-i64-libpng mingw-w64-i64-openssl mingw-w64-i64-zlib

```

```bash
pacman -S mingw-w64-i64-qt5-static

```

```bash
pacman -S openssl-devel mingw-w64-i64-miniupnpc

```

--------------------------------

### Install build tools on Debian/Ubuntu

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs essential build tools like 'build-essential', 'debhelper', and 'cmake' on Debian-based systems using the apt package manager.

```bash
sudo apt install build-essential debhelper cmake
```

--------------------------------

### Install Debian/Ubuntu Dependencies for i2pd GUI

Source: https://docs.i2pd.website/en/latest/devs/building/qt-desktop-gui

Installs development packages required for building the i2pd Qt GUI on Debian and Ubuntu systems. This includes build tools, libraries for crypto, SSL, Boost, miniupnpc, websockets, Qt5 GUI and widgets, git, and zlib.

```bash
# Debian
sudo apt-get install build-essential g++ make libcrypto++-dev libssl-dev \
  libboost-all-dev libminiupnpc-dev libwebsocketpp-dev libqt5gui5 \
  libqt5widgets5 git zlib1g-dev qt5-qmake qtbase5-dev

```

```bash
# Ubuntu
sudo apt install qtcreator qt5-default build-essential g++ make libcrypto++-dev \
  libssl-dev libboost-all-dev libminiupnpc-dev libwebsocketpp-dev libqt5gui5 git \
  zlib1g-dev

```

--------------------------------

### Install Build Tools on Ubuntu

Source: https://docs.i2pd.website/en/latest/devs/building/android

Installs necessary tools like g++, rename, OpenJDK 11, and Gradle on Ubuntu systems for building i2pd. This is a foundational step for the build process.

```bash
sudo apt-get install g++ rename openjdk-11-jdk gradle

```

--------------------------------

### Install UPnP support on Debian/Ubuntu

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the miniupnpc development package, which is an optional dependency for enabling UPnP support in i2pd on Debian-based systems.

```bash
sudo apt install libminiupnpc-dev
```

--------------------------------

### Install MinGW-w64 Cross-Compiler on Ubuntu

Source: https://docs.i2pd.website/en/latest/devs/building/cross

Installs the necessary cross-compiler toolchain for building Windows binaries on a Linux system. This is a prerequisite for cross-compilation.

```bash
sudo apt-get install g++-mingw-w64-x86-64
```

--------------------------------

### Build OpenSSL for Windows with NASM

Source: https://docs.i2pd.website/en/latest/devs/building/windows

This sequence of commands builds OpenSSL for Windows using the Visual Studio command prompt and NASM assembler. It configures the build for a 32-bit DLL, compiles it, and installs it to a specified directory.

```batch
set "PATH=%PATH%;C:\Program Files (x86)\nasm"
perl Configure VC-WIN32 --prefix=c:\OpenSSL-Win32
ms\do_nasm
nmake -f ms\ntdll.mak
nmake -f ms\ntdll.mak install
```

--------------------------------

### Install required packages on Solaris/OpenIndiana

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs GCC 14, CMake, Boost libraries, and GNU Make on Solaris or OpenIndiana systems using the 'pkg' command. These are necessary for building i2pd.

```bash
pkg install developer/gcc-14
pkg install developer/build/cmake
pkg install system/library/boost
pkg install developer/build/gnu-make
```

--------------------------------

### Install dependencies on macOS

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs Boost, OpenSSL (version 3), CMake, and Make using the Homebrew package manager on macOS. Xcode Command Line Tools are also a prerequisite.

```bash
brew install boost openssl@3 cmake make
```

--------------------------------

### Build a .deb package on Debian/Ubuntu

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs necessary tools for building Debian packages and then initiates the package build process using 'debuild'. This is for creating installable .deb files.

```bash
sudo apt install fakeroot devscripts dh-apparmor
cd i2pd
debuild --no-tgz-check -us -uc -b
```

--------------------------------

### Configure and Build i2pd with CMake (Visual Studio 2013)

Source: https://docs.i2pd.website/en/latest/devs/building/windows

This command configures the i2pd build using CMake, targeting the Visual Studio 2013 generator. It enables UPnP support and precompiled headers, and specifies the installation prefix. This is an alternative to using the CMake GUI.

```bash
mkdir i2pd\out
cd i2pd\out
cmake ..\build -G "Visual Studio 12 2013" -DWITH_UPNP=ON -DWITH_PCH=ON -DCMAKE_INSTALL_PREFIX:PATH=C:\dev\Debug_Win32_stage
```

--------------------------------

### Build zlib for Windows with MinGW-w64

Source: https://docs.i2pd.website/en/latest/devs/building/cross

Clones, checks out a specific version, and builds zlib statically for Windows using MinGW-w64. It configures zlib with static linking and a specified installation prefix.

```bash
git clone https://github.com/madler/zlib
cd zlib
git checkout v1.2.8
CC=x86_64-w64-mingw32-gcc CFLAGS=-O3 ./configure --static --64 --prefix=~/dev/stage
make
make install
```

--------------------------------

### Install i2pd to system root on macOS

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Installs the compiled i2pd application to the system root directory ('/') on macOS, using 'sudo' for elevated privileges.

```bash
sudo make install HOMEBREW=1
```

--------------------------------

### Display i2pd Help Message

Source: https://docs.i2pd.website/en/latest/user-guide/configuration

Command to display the built-in help message for i2pd, which includes all available options and their default values. This is useful for understanding configuration parameters.

```bash
./i2pd --help

```

--------------------------------

### Clone and Build i2pd using CMake

Source: https://docs.i2pd.website/en/latest/devs/building/unix

This snippet shows how to clone the i2pd repository, navigate to the build directory, configure the build with CMake, and compile the project. It requires Git and CMake to be installed.

```bash
git clone https://github.com/PurpleI2P/i2pd.git
cd i2pd
mkdir -p build && cd build
cmake <cmake options> ..
cmake --build . -j
```

--------------------------------

### Build i2pd Qt GUI without Qt Creator on Debian/Ubuntu

Source: https://docs.i2pd.website/en/latest/devs/building/qt-desktop-gui

Installs necessary development packages and clones the i2pd-qt repository. It then uses qmake to configure the build (release or debug) and make to compile the application with UPnP support enabled.

```bash
# Debian
sudo apt-get install build-essential g++ make libcrypto++-dev libssl-dev \
  libboost-all-dev libminiupnpc-dev libwebsocketpp-dev libqt5gui5 \
  libqt5widgets5 git zlib1g-dev qt5-qmake qtbase5-dev

# Ubuntu
sudo apt-get install build-essential g++ make libcrypto++-dev libssl-dev \
  libboost-all-dev libminiupnpc-dev libwebsocketpp-dev qt5-default \
  libqt5gui5 git zlib1g-dev

mkdir git
cd git
git clone --recursive https://github.com/PurpleI2P/i2pd-qt.git
cd i2pd-qt

# For release build,
qmake

# For debug build,
qmake i2pd_qt.pro "CONFIG += debug"

# When qmake completed, run:
make USE_UPNP=yes

```

--------------------------------

### Manage i2pd Service with systemd

Source: https://docs.i2pd.website/en/latest/user-guide/run

Provides commands for managing the i2pd service using systemd, including starting, stopping, enabling, and disabling the service. The stop command initiates a graceful shutdown.

```bash
sudo systemctl start i2pd.service

```

```bash
sudo systemctl stop i2pd.service --no-block

```

```bash
sudo systemctl enable i2pd.service

```

```bash
sudo systemctl disable i2pd.service

```

--------------------------------

### Outgoing Tunnel Configuration Example

Source: https://docs.i2pd.website/en/latest/user-guide/tunnels

Configuration for an outgoing client tunnel to a remote service. Requires type, port, and destination. Optional parameters include keys for identity, address for binding, and signaturetype for new destinations.

```ini
[IRC]
type = client
address = 127.0.0.1
port = 6668
destination = irc.ilita.i2p
keys = irc-keys.dat

```

--------------------------------

### Clone and Build i2pd Qt GUI on Windows

Source: https://docs.i2pd.website/en/latest/devs/building/qt-desktop-gui

Clones the i2pd repository, checks out the OpenSSL branch, sets up environment variables, and builds the i2pd Qt GUI application using qmake and make. It's crucial to restrict the PATH to avoid conflicts with other installed software.

```bash
mkdir -p /c/dev/
cd /c/dev/
git clone https://github.com/PurpleI2P/i2pd.git
cd i2pd
git checkout openssl
export MINGW='mingw32'
export PATH=/$MINGW/bin:/usr/bin:/mingw32/qt5-static/bin
cd qt/i2pd_qt
qmake
make USE_UPNP=yes

```

--------------------------------

### Clone i2pd Qt GUI Repository on Debian/Ubuntu

Source: https://docs.i2pd.website/en/latest/devs/building/qt-desktop-gui

Clones the i2pd-qt repository recursively to ensure all submodules are downloaded. This is a prerequisite for building the GUI application on Debian or Ubuntu systems.

```bash
mkdir git
cd git
git clone --recursive https://github.com/PurpleI2P/i2pd-qt.git

```

--------------------------------

### BOB Protocol Extensions - Tunnel Control

Source: https://docs.i2pd.website/en/latest/devs/i2pd-specifics

Commands for controlling tunnels within the BOB protocol, including starting, stopping, status checks, listing, and clearing tunnels.

```APIDOC
## BOB Protocol Extensions - Tunnel Control

### Description
This section details commands for managing tunnels via the BOB protocol, enabling users to control tunnel lifecycles and view their status.

### Method
N/A (BOB commands)

### Endpoint
N/A (BOB commands)

### Parameters
#### Commands
- `start` - Initiates the tunnel associated with the current nickname.
- `stop` - Stops the tunnel associated with the current nickname.
- `status <NICKNAME>` (string) - Displays the status of the tunnel identified by the specified nickname.
- `list` - Lists all configured tunnels.
- `clear` - Removes the current nickname from the list of configured tunnels.

### Request Example
```
status mytunnel
```

### Response
#### Success Response
N/A (Command execution confirmation or status details)

#### Response Example
```
Tunnel 'mytunnel' is active.
```
```

--------------------------------

### Build i2pd on macOS with Homebrew

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Builds i2pd on macOS using the 'make' command, specifying 'HOMEBREW=1' to indicate Homebrew installations and '-j8' for parallel compilation.

```bash
make HOMEBREW=1 -j8
```

--------------------------------

### Build i2pd on FreeBSD using GNU Make

Source: https://docs.i2pd.website/en/latest/devs/building/unix

Builds i2pd on FreeBSD using the GNU Make utility ('gmake'), which is recommended when using the BSD Makefile path.

```bash
gmake
```

--------------------------------

### Build i2pd using plain Make

Source: https://docs.i2pd.website/en/latest/devs/building/unix

A simplified method to build i2pd using the 'make' command directly within the project directory. This is a quick alternative to the CMake build process.

```bash
cd i2pd/
make
```

--------------------------------

### Create Static i2pd Libraries for iOS using libtool

Source: https://docs.i2pd.website/en/latest/devs/building/ios

Uses the `libtool` command to create static libraries (`libi2pdclient.a` and `libi2pd.a`) for iOS by combining the output from the simulator and device builds. This ensures compatibility across different iOS targets.

```bash
libtool -static -o lib/libi2pdclient.a build/*/libi2pdclient.a
libtool -static -o lib/libi2pd.a build/*/libi2pd.a

cp i2pd/*.h include/i2pd
```

--------------------------------

### Configure HTTP Server Tunnel in i2pd

Source: https://docs.i2pd.website/en/latest/user-guide/tunnels

Configures an HTTP server tunnel, which is a specialized server tunnel. It requires the 'Host:' field to be set to the provided address. i2pd can also resolve the host if necessary.

```ini
[http-in]
type = http
host = 127.0.0.1
port = 80
keys = our-website.dat

```

--------------------------------

### Configure Client for PSK Authentication with Encrypted LeaseSet2

Source: https://docs.i2pd.website/en/latest/tutorials/blinded-addresse

This configuration is for the client side when using Pre-Shared Key (PSK) authentication for Encrypted LeaseSet2. It requires setting the `i2cp.leaseSetPrivKey` parameter with the shared PSK.

```ini
i2cp.leaseSetPrivKey = dGhpcyBpcyBhIHJhbmRvbSAzMi1ieXRlIHByZS1zaGFyZWQga2V5Cg==

```

--------------------------------

### Generate PSK for PSK Authentication

Source: https://docs.i2pd.website/en/latest/tutorials/blinded-addresse

This command generates a random 32-byte Pre-Shared Key (PSK) using OpenSSL, suitable for PSK authentication with Encrypted LeaseSet2. The output should be a Base64 encoded string.

```bash
openssl rand -base64 32

```

--------------------------------

### Build Boost for Windows with MinGW-w64

Source: https://docs.i2pd.website/en/latest/devs/building/cross

Builds the Boost libraries statically for a 64-bit Windows target using the configured MinGW-w64 toolchain. It specifies required components and a staging directory.

```bash
./bootstrap.sh
./b2 toolset=gcc-mingw target-os=windows variant=release link=static runtime-link=static address-model=64 \
  --build-type=minimal --with-filesystem --with-program_options --with-date_time \
  --stagedir=stage-mingw-64
```

--------------------------------

### Configure Chromium for Anonymous Browsing

Source: https://docs.i2pd.website/en/latest/tutorials/http

This snippet shows how to launch the Chromium browser with a specific proxy setting to access anonymous websites via i2pd. It requires the i2pd proxy to be running on the default port.

```bash
chromium --proxy-server="http://127.0.0.1:4444"
```

--------------------------------

### Clone and Checkout OpenSSL Version

Source: https://docs.i2pd.website/en/latest/devs/building/windows

This snippet demonstrates how to clone the OpenSSL repository and checkout a specific version (3.0.0). This is a prerequisite for building i2pd with OpenSSL support.

```bash
git clone https://github.com/openssl/openssl.git
cd openssl
git checkout openssl-3.0.0
```

--------------------------------

### Configure UDP Client Tunnel in i2pd

Source: https://docs.i2pd.website/en/latest/user-guide/tunnels

Sets up a UDP client tunnel to forward a local UDP endpoint to a remote I2P destination. This requires specifying the destination I2P address and the local port to bind to.

```ini
[openvpn-client-simple]
type = udpclient
destination = something.b32.i2p
port = 1194

```

--------------------------------

### Configure Client for DH Authentication with Encrypted LeaseSet2

Source: https://docs.i2pd.website/en/latest/tutorials/blinded-addresse

This configuration is for the client side when using Diffie-Hellman (DH) authentication for Encrypted LeaseSet2. It requires setting the `i2cp.leaseSetPrivKey` parameter with the client's private DH key.

```ini
i2cp.leaseSetPrivKey = 8HlgzxO-pJ3A1rtcc~7nnz774nyKXLLsVeuDGGlc63o=

```