A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
a GNU/Linux operating system derived from Debian. Version numbering follows that of Debian and the current stable is 9 (Stretch). Raspbian is the most widely used Pi based distro and the …
For questions that apply specifically to the Raspberry Pi 3 and not other/all models.
GPIO stands for General Purpose Input Output and can be used to receive and send digital signals to and from simple electronics from the Raspberry Pi.
a general-purpose, dynamically typed, object-oriented high-level programming language. Interpreters for versions 3.x and 2.x come installed on the Raspberry Pi's most popular operating syste…
Questions about home networks, internet, repository issues or anything else regarding networks.
Questions on the use of Wi-Fi (local area wireless computer networking technology). This tag is also used for generic "wlan" questions since they are commonly synonymous. Note shopping questions are …
This refers to the quad-core Raspberry Pi 2 (currently only available as a "B" model with Ethernet and four USB ports), with 1 gigabyte of RAM.
Questions relating to the Raspberry Pi USB ports and specific Raspberry Pi USB devices and device interaction.
These questions refer to the initial starting up of the Raspberry PI.
a network protocol to provide encrypted communication using a client-server architecture. Question include the configuration of the sshd server on the Pi.
Questions relating to the physical components that the Raspberry Pi consists of.
The Raspberry Pi has an analogue stereo audio jack output (Pi 1 A/B/B+, Pi 2, not Pi Zero), and audio can also be heard through the digital HDMI output (all models).
SD (Secure Digital) cards and their associated SC/HC/XC technologies are the primary storage medium for the Raspberry Pi. The Pi Models A and B use SD Cards, and new models use Micro SD. SD cards are…
for any questions related to how to use a camera or webcam with the Raspberry Pi.
a GNU/Linux operating system derived from Debian 9, initially released in August 2017. Raspbian is the most widely used Pi based distribution and the one recommended by the Raspber…
the ability to supply a device with energy. This question covers how to power the Pi, ways to do it, and the safe ranges of power.
a high-profile computer operating system. The Raspberry Pi can run one of a number of Linux distributions, the most pupular being Raspbian (Debian-based) and Arch Linux.
For questions pertaining to Bluetooth setup, usage and troubleshooting on the Raspberry Pi, whether onboard or via a USB dongle.
a GNU/Linux operating system derived from Debian 8. Initially released in September 2015, superseded by Raspbian-Stretch in August 2017.
rpi.gpio refers to the package name of a Python module for accessing the Raspberry Pi's GPIO pins. The module allows GPIO pins to be initialised, turned on, and turned off. It uses a functional progra…
HDMI stands for High Definition Multimedia Interface. Along with the Composite RCA, HDMI is one of the devices' two video outputs. It provides high quality digital video.
The methods for powering the Raspberry Pi (typically via its micro-USB connection.)
Use for questions specific to the Raspberry Pi 3 Model B+
is the process of sending data one bit at a time, sequentially, over a communication channel or computer bus. Traditionally "serial" relates to a three (or more with hardware handshaking) wire system…
I²C stands for Inter-Integrated circuit, and is a data transferation system that allows connections between computers or microcontrollers and low-level peripherals (e.g. sensors or EEPROMS). It is a m…
Display relates to the use and output of display systems for the Rasberry Pi. The built-in video connectors are HDMI, RCA composite (yellow plug), and a 4-pole 3.5 mm jack.
a family of wired computer networking technologies for local area networks (LANs).
This refers to the single-core Raspberry Pi Zero, with 512 MB of RAM and smaller form factor than models A+/B+/2B.
For questions dealing with devices that measure the physical world around us and translate it into signals for the Raspberry Pi.
a term used to describe anything that can, due to new technologies, function, fully or partially, without wires. Generally this is wireless network (WiFi), or wireless connection with USB …
The CSI interface camera from the Raspberry Pi Foundation available in a natural colour and a NoIR version without infrared filter, latter is suited for night vision and other special applications.
Questions related to playing or editing video on the Raspberry Pi, both in SD and HD.
For questions specific to the Pi-Zero W (with WiFi and Bluetooth)
Errors occurring in boot; includes software/hardware issues.
the central component of the operating system and manages hardware, process scheduling, file systems, virtual memory paging, inter-process and network communication, etc.