There are 6 repositories under realtek topic.
Linux Driver for USB WiFi Adapters that are based on the RTL8812BU and RTL8822BU Chipsets - v5.13.1
library for turning a RTL2832 based DVB dongle into a Software DefinedReceiver; mirror from https://gitea.osmocom.org/sdr/rtl-sdr
Linux Driver for USB WiFi Adapters that are based on the RTL8811AU and RTL8821AU Chipsets - v5.12.5.2
Hacking V2801F, TWCGPON657 & DFP-34X-2C2 GPON ONU SFP Stick to suite your ISP Fiber
Linux Driver for USB WiFi Adapters that are based on the RTL8811CU, RTL8821CU, RTL8821CUH and RTL8731AU Chipsets - v5.12.0.4
Drivers for Realtek 802.11n and 802.11ac USB Wi-Fi adapters. Packages for macOS Hackintosh PC or Laptop
A DKMS package for easy use of Realtek r8125 driver, which supports 2.5 GbE.
Drivers for TP-LINK TL-WN722N version 2 .Clean ported for kernel 4.4, 4.8, 4.10 ,4.13 ,4.14 & 4.15 from source which was at 4.3
KSMRD Modded Realtek drivers. Disables vendor post-processing (i.e. Waves MaxxAudio, SRS Audio, etc.) on all supported Realtek Audio devices.
Reverse engineering, getting root access to Tenda MW6 wifi mesh router
Realtek RTL8188EU v5.13.3 (2021-06-15) Wireless Lan Driver for Linux
Realtek RTL8822CE WLAN GNU/Linux Driver in dkms format
Linux Driver for USB WiFi Adapters that are based on the RTL8812AU Chipset - v5.13.6-23
Realtek RTL8xxxU
Realtek Universal Audio Driver with Nahimic APO
RealTek RTL8188eus WiFi driver with monitor mode & frame injection support.
A DKMS package for easy use of Realtek r8152 driver, which supports Realtek USB NICs including RTL8156 2.5 GbE.
Realtek RTL88x2BU v5.13.1 (2021-07-02) Wireless Lan Driver for Linux
Drivers for Realtek 802.11n and 802.11ac USB Wi-Fi adapters. Packages for macOS Hackintosh PC or Laptop
rtw88 family usb driver for linux rtl8723du rtl8822bu rtl8821cu rtl8822cu
Script for compiling, patching and packing hostapd from sources
Realtek Universal Audio Driver with DTS APO
step by step and beginner friendly for those who want to use the Realtek RTL8188FTV WiFi adapter on Linux.
RTL8812AU / RTL8821AU and RTL8814AU drivers