Official Research Models

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These models are officially released models from the people who wrote the research papers (like ESRGAN).

If you're looking for custom models, such as Remacri, UltraSharp, or AnimeSharp, look here: https://upscale.wiki/wiki/Model_Database

Official Models

These are official models from papers that are commonly used within the community. Listed licenses are from the official Github repositories, they may not apply to the model specifically.

ESRGAN Arch

Model Name Repo Scale License Architecture Purpose (short) Date Posted GitHub Link
4xESRGAN xinntao 4x Apache License 2.0 ESRGAN Paper 2019-07-06 https://github.com/xinntao/ESRGAN
2xBSRGAN cszn 2x Apache License 2.0 BSRGAN Paper 2021-08-24 https://github.com/cszn/BSRGAN
4xBSRGAN cszn 4x Apache License 2.0 BSRGAN Paper 2021-08-24 https://github.com/cszn/BSRGAN
4x Real-ESRGAN / RealESRGAN_x4plus xinntao 4x BSD 3-Clause "New" or "Revised" License Real-ESRGAN Paper 2021-07-22 https://github.com/xinntao/Real-ESRGAN
2x Real-ESRGAN / RealESRGAN_x2plus xinntao 2x BSD 3-Clause "New" or "Revised" License Real-ESRGAN Paper 2021-07-22 https://github.com/xinntao/Real-ESRGAN
4x Real-ESRGAN Anime / RealESRGAN_x4plus_anime_6B xinntao 4x BSD 3-Clause "New" or "Revised" License Real-ESRGAN 6B Paper 2021-12-12 https://github.com/xinntao/Real-ESRGAN

Compact Arch

Model Name Repo Scale License Architecture Purpose (short) Date Posted GitHub Link
RealESRGANv2-animevideo-xsx2 xinntao 2x BSD 3-Clause "New" or "Revised" License Real-ESRGAN "compact" Paper 2021-12-12 https://github.com/xinntao/Real-ESRGAN
RealESRGANv2-animevideo-xsx4 xinntao 4x BSD 3-Clause "New" or "Revised" License Real-ESRGAN "compact" Paper 2021-12-12 https://github.com/xinntao/Real-ESRGAN
realesr-animevideov3 xinntao 4x BSD 3-Clause "New" or "Revised" License Real-ESRGAN "compact" Paper 2022-04-24 https://github.com/xinntao/Real-ESRGAN
realesr-general-x4v3 xinntao 4x BSD 3-Clause "New" or "Revised" License Real-ESRGAN "compact" Paper 2022-09-30 https://github.com/xinntao/Real-ESRGAN
realesr-general-wdn-x4v3 xinntao 4x BSD 3-Clause "New" or "Revised" License Real-ESRGAN "compact" Paper 2022-09-30 https://github.com/xinntao/Real-ESRGAN

SwinIR

Large

Model Name Repo Scale License Architecture Purpose (short) Date Posted GitHub Link
003_realSR_BSRGAN_DFOWMFC_s64w8_SwinIR-L_x4_GAN JingyunLiang 4x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR

Middle/Medium

Model Name Repo Scale License Architecture Purpose (short) Date Posted GitHub Link
003_realSR_BSRGAN_DFO_s64w8_SwinIR-M_x2_GAN JingyunLiang 2x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR
003_realSR_BSRGAN_DFO_s64w8_SwinIR-M_x4_GAN JingyunLiang 4x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR
001_classicalSR_DF2K_s64w8_SwinIR-M_x2 JingyunLiang 2x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR
001_classicalSR_DF2K_s64w8_SwinIR-M_x3 JingyunLiang 3x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR
001_classicalSR_DF2K_s64w8_SwinIR-M_x4 JingyunLiang 4x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR
001_classicalSR_DF2K_s64w8_SwinIR-M_x8 JingyunLiang 8x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR
001_classicalSR_DIV2K_s64w8_SwinIR-M_x2 JingyunLiang 2x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR
001_classicalSR_DIV2K_s64w8_SwinIR-M_x3 JingyunLiang 3x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR
001_classicalSR_DIV2K_s64w8_SwinIR-M_x4 JingyunLiang 4x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR
001_classicalSR_DIV2K_s64w8_SwinIR-M_x8 JingyunLiang 8x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR

Small

Model Name Repo Scale License Architecture Purpose (short) Date Posted GitHub Link
002_lightweightSR_DIV2K_s64w8_SwinIR-S_x2 JingyunLiang 2x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR
002_lightweightSR_DIV2K_s64w8_SwinIR-S_x3 JingyunLiang 3x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR
002_lightweightSR_DIV2K_s64w8_SwinIR-S_x4 JingyunLiang 4x Apache License 2.0 SwinIR Paper 2021-08-26 https://github.com/JingyunLiang/SwinIR

RealSR

Model Name Repo Scale License Architecture Purpose (short) Date Posted GitHub Link
DF2K-JPEG jixiaozhong 4x Apache License 2.0 RealSR Paper 2020-05-26 https://github.com/jixiaozhong/RealSR

GFPGAN

Model Name Repo Scale License Architecture Purpose (short) Date Posted GitHub Link
GFPGANv1 TencentARC 1x-8x Apache License Version 2.0 GFPGAN Paper 2021-06-15 https://github.com/TencentARC/GFPGAN
GFPGANCleanv1-NoCE-C2 TencentARC 1x-8x Apache License Version 2.0 GFPGAN Paper 2021-08-06 https://github.com/TencentARC/GFPGAN
GFPGANv1.2 TencentARC 1x-8x Apache License Version 2.0 GFPGAN Paper 2022-02-14 https://github.com/TencentARC/GFPGAN
GFPGANv1.3 TencentARC 1x-8x Apache License Version 2.0 GFPGAN Paper 2022-02-14 https://github.com/TencentARC/GFPGAN
GFPGANv1.4 TencentARC 1x-8x Apache License Version 2.0 GFPGAN Paper 2022-09-04 https://github.com/TencentARC/GFPGAN

RestoreFormer

Model Name Repo Scale License Architecture Purpose (short) Date Posted GitHub Link
RestoreFormer TencentARC/wzhouxiff BSD 3-Clause "New" or "Revised" License Paper 2022-04-24 https://github.com/wzhouxiff/RestoreFormer

CodeFormer

Model Name Repo Scale License Architecture Purpose (short) Date Posted GitHub Link
CodeFormer sczhou S-Lab License 1.0 Paper 2022-08-10 https://github.com/sczhou/CodeFormer