Stable diffusion xl mac download. DreamStudio Ai Midjourney Ai Claude Ai Meta Ai ChatGPT.

Prompt: oil painting of zwx in style of van gogh. This specific type of diffusion model was proposed in Stable Video Diffusion (SVD) Image-to-Video is a diffusion model that takes in a still image as a conditioning frame, and generates a video from it. License: SDXL 0. “Life begins like a dream, becomes a little real Mar 28, 2023 · The sampler is responsible for carrying out the denoising steps. It lets you generate and edit images using prompts and human drawing. What makes Stable Diffusion unique ? It is completely open source. Step 2: Download the standalone version of ComfyUI. Deforum generates videos using Stable Diffusion models. The snippet below demonstrates how to use the mps backend using the familiar to() interface to move the Stable Diffusion pipeline to your M1 or M2 device. Step 2: Enter Img2img settings. safetensors. Optimum Optimum provides a Stable Diffusion pipeline compatible with both OpenVINO and ONNX Runtime . Unzip the stable-diffusion-portable-main folder anywhere you want (Root directory preferred) Example: D:\stable-diffusion-portable-main. To produce an image, Stable Diffusion first generates a completely random image in the latent space. Add the line " git pull " between the last to lines Stable Diffusion 3 represents a major leap forward in the capability of AI to generate bespoke and high-fidelity images from text prompts. It provides a user-friendly way to interact with Stable Diffusion, an open-source text-to-image generation model. 3. Developed by: Stability AI. Step 1: Convert the mp4 video to png files. Feb 7, 2024 · Stable Diffusion XL(SDXL)の使い方! 超進化した最新の画像生成AIを使いこなそう 今回はStable Diffusionの最新版に関する話題で、タイトルの通り Stable Diffusion XL(通称SDXL)の導入方法と使い方 を丁寧にご紹介するという内容になっています。 Mar 8, 2024 · The Stable Diffusion XL (SDXL) 1. Stable Diffusion XL. Stable Diffusion. In order to maximize the understanding of the Japanese language and Japanese culture/expressions while preserving the versatility of the pre-trained model, we performed a PEFT training What is SDXL Turbo? SDXL Turbo is a state-of-the-art text-to-image generation model from Stability AI that can create 512×512 images in just 1-4 steps while matching the quality of top diffusion models. Manage plugins / extensions for supported packages ( Automatic1111, Comfy UI, SD Web UI-UX, and SD. In your WebUI folder right click on " webui-user. SDXL is more RAM hungry than SD 1. 98 billion for the v1. 0 is Stable Diffusion's next-generation model. Run webui-user-first-run. For researchers and enthusiasts interested in technical details, our research paper is May 16, 2024 · 20% bonus on first deposit. The noise predictor then estimates the noise of the image. A separate Refiner model based on Latent has been Get started generating images using DreamStudio Ai, Midjourney Ai, Claude Ai, Meta Ai and ChatGPT. It is a much larger model. Table of Contents. Fooocus. Once we've identified the desired LoRA model, we need to download and install it to our Stable Diffusion setup. Highly accessible: It runs on a consumer grade The inference script assumes you’re using the original version of the Stable Diffusion model, CompVis/stable-diffusion-v1-4. cpp development by creating an account on GitHub. 5 models. 2. With Stable Diffusion XL you can now make more Apr 18, 2024 · Follow these steps to install Fooocus on Windows. Please note: For commercial use, please refer to https://stability. Step 3: Download and load the LoRA. Adding the LCM sampler with AnimateDiff extension. Don’t be too hang up and move on to other keywords. Dec 17, 2022 · Stable Diffusion 1. What is Easy Diffusion? Easy Diffusion is an easy to install and use distribution of Stable Diffusion, the leading open source text-to-image AI software. Stable Diffusion XL SDXL Turbo Kandinsky IP-Adapter ControlNet T2I-Adapter Latent Consistency Model Textual inversion Shap-E DiffEdit Trajectory Consistency Distillation-LoRA Stable Video Diffusion Marigold Computer Vision Collaborate on models, datasets and Spaces. 2. This works for models already supported and custom models you trained or fine-tuned yourself. Stable Diffusion is a text-to-image latent diffusion model created by the researchers and engineers from CompVis, Stability AI and LAION. Join waitlist. Step 2: Double-click to run the downloaded dmg file in Finder. (If you use this option, make sure to select “ Add Python to 3. DreamStudio Ai Midjourney Ai Claude Ai Meta Ai ChatGPT. With its enhanced technical framework and strong performance against competitors like Midjourney and Dall-E 3, SD3 is poised to become a leading tool in the creative industries, offering users unprecedented control and quality in visual content creation. Google アカウントの作成. The predicted noise is subtracted from the image. AIによる画像生成は基本的に高性能なGPUが必要とされますが、高性能なGPUがない場合や、Macユーザーである場合でも、プログラムを Dec 19, 2023 · Step 2: Download ComfyUI. 1. Step 6: Convert the output PNG files to video or animated gif. In addition, Stable Diffusion XL is Windows 64 Bit. To load and run inference, use the ORTStableDiffusionPipeline. Stable Diffusion pipelines. It achieves video consistency through img2img across frames. Oct 30, 2023 · Stable Diffusion XL – Download SDXL 1. It will download models the first time you run. By addressing previous limitations and introducing new features like legible text generation and improved human anatomy, SDXL opens up new possibilities for creators across various fields. You switched accounts on another tab or window. Model Details Model Description (SVD) Image-to-Video is a latent diffusion model trained to generate short video clips Aug 4, 2023 · Cuando se termine la instalación, entrarás automáticamente a la página de Stable Diffusion XL. Antes de empezar a crear imágenes, abajo pulsa en la pestaña Models. There are several methods to install Stable Diffusion on Mac, each varying in features and complexity: 1. Stable Diffusion XL (SDXL) 1. Step 4: Generate images. Deforum. Model Description: This is a model that can be used to generate and modify images based on text prompts. 500. Not Found. Heureusement, comme Stable Diffusion est Open Source, plusieurs interfaces graphiques ont été développées et peuvent être installées pour l’utiliser sans devoir coder : Jul 29, 2023 · Pytorchのバージョンを2. Hi all, Looking for some help here. Thanks to Apple engineers, you can now run Stable Diffusion on Apple Silicon using Core ML! This Apple repo provides conversion scripts and inference code based on 🧨 Diffusers, and we love it! To make it as easy as possible for you, we converted the weights ourselves and put the Core ML versions of the models in the Hugging Face Hub. 5 on my Apple M1 MacBook Pro 16gb, and I've been learning how to use it for editing photos (erasing / replace objects, etc. Fully portable - move Stability Matrix's Data Directory to a new drive or computer at any Stable Diffusion XL represents a major leap forward in text-to-image AI models, offering unprecedented realism, flexibility, and ease of use. Midjourney and Stable Diffusion were some of the first modern AI image generators capable of creating realistic images, but recently OpenAI's DALL-E model has become more popular (partially because it's free). Dec 26, 2023 · Télécharger un des modèles Stable Diffusion ci-dessus permet de l’utiliser en l’executant à l’aide de programmes écrit en Python. 1 require both a model and a configuration file, and image width & height will need to be set to 768 or higher when generating images: Oct 7, 2023 · As in prompting Stable Diffusion models, describe what you want to SEE in the video. Diffusion Bee is the easiest way to run Stable Diffusion locally on your M1 Mac. Cutting-edge workflows. Stable Diffusion Web UI is a browser interface based on the Gradio library for Stable Diffusion. Andrei Riabovitchev presents Circle of Life - created with Stable Diffusion. Stable Diffusion WebUI Forge. This is a temporary workaround for a weird issue we detected: the first Aug 3, 2023 · Once the download is complete, locate the Stable Diffusion installer file in your downloads folder and double-click on it to begin the installation process. The Stability AI team takes great pride in introducing SDXL 1. - so img2img and inpainting). Step 2: Load a SDXL model. 10 to PATH “) I recommend installing it from the Microsoft store. Fooocus is an image generating software (based on Gradio ). 👉 START FREE TRIAL 👈. Enter your prompt in the Text to Image tab once it finishes downloading the model. download Copy download link Oct 21, 2022 · Este es el caso de Stable Diffusion, para el cual un desarrollador ha creado una versión que podemos ejecutar en nuestro ordenador de la forma más sencilla. Web UI Online. Model Description: This model is a fine-tuned model based on SDXL 1. Jan 17, 2024 · Step 4: Testing the model (optional) You can also use the second cell of the notebook to test using the model. 0 model represents a significant leap forward in diversity and capability for AI-generated art. Latent diffusion applies the diffusion process over a lower dimensional latent space to reduce memory and compute complexity. Today, we are excited to release optimizations to Core ML for Stable Diffusion in macOS 13. For more information on how to use Stable Diffusion XL with diffusers, please have a look at the Stable Diffusion XL Docs. - divamgupta/diffusionbee-stable-diffusion-ui May 20, 2023 · Open DiffusionBee on your Mac and wait for it to download the Stable Diffusion model. Switch between documentation themes. In the AI world, we can expect it to be better. On the checkpoint tab in the top-left, select the new “sd_xl_base” checkpoint/model. Step 1: Go to DiffusionBee’s download page and download the installer for MacOS – Apple Silicon. Learned from Midjourney, the manual tweaking is not needed, and users only need to focus on the prompts and images. It is by far the cleanest and most aesthetically pleasing app in the realm of Stable Diffusion. We’re on a journey to advance and democratize artificial intelligence through open source and open science. Jul 14, 2023 · The Stable Diffusion XL (SDXL) model is the official upgrade to the v1. Start by loading up your Stable Diffusion interface (for AUTOMATIC1111, this is “user-web-ui. DiffusionBee empowers your creativity by providing tools to generate stunning AI art in seconds. Stable Diffusion XL (SDXL) is a powerful text-to-image generation model that iterates on the previous Stable Diffusion models in three key ways: the UNet is 3x larger and SDXL combines a second text encoder (OpenCLIP ViT-bigG/14) with the original text encoder to significantly increase the number of parameters. Right-click on the zip file and select Extract All… to extract the files. Fooocus is a rethinking of Stable Diffusion and Midjourney’s designs: Learned from Stable Diffusion, the software is offline, open source, and free. 5 model. Stable Diffusionの導入から画像生成までの手順を 4つのステップ に分けてご紹介します。. 25 (higher denoising will make the refiner stronger. cmd and wait for a couple seconds (installs specific components, etc) Feb 7, 2023 · The first step is done. The model and the code that uses the model to generate the image (also known as inference code). How to install stable diffusion on Mac with Apple silicon M1 (or M2) chips. Jun 18, 2024 · DiffusionKit is a CLI tool that lets you run SD3 using Python MLX. Choose Notepad or your favorite text editor. f298da3 12 months ago. There's no need to mess with command lines, complicated interfaces, library installations, intricate settings, or ugly GUIs. Direct download only works for NVIDIA GPUs. The AI canvas serves as your co-pilot, seamlessly blending human creativity with AI capabilities. Running the . from diffusers import AutoPipelineForImage2Image. blurry, noisy, deformed, flat, low contrast, unrealistic, oversaturated, underexposed. Faster examples with accelerated inference. from diffusers. Stable Diffusion was notable because it allowed users to generate images locally on their PCs. Stable Diffusion XL, également connu sous le nom de SDXL, est un modèle de pointe pour la génération d'images par intelligence artificielle créé par Stability AI. The extracted folder will be called ComfyUI_windows_portable. Installing ComfyUI on Windows. Download the LoRA model that you want by simply clicking the download button on the page. The model was pretrained on 256x256 images and then finetuned on 512x512 images. To Explore a diverse range of topics and discussions on the Chinese platform Zhihu, from sunflower seeds to fashion tips. 0, an open model representing the next evolutionary step in text-to-image generation models. This process is repeated a dozen times. Robin Rombach add weights. SDXL - The Best Open Source Image Model. the UNet is 3x larger and SDXL combines a second text encoder (OpenCLIP ViT-bigG/14) with the original text encoder to significantly increase the number of parameters You signed in with another tab or window. M1 Macでxformersをインストールして使用する方法 - Qiita この記事では、AppleのM1 This guide will show you how to use the Stable Diffusion and Stable Diffusion XL (SDXL) pipelines with ONNX Runtime. ckpt ) Stable Diffusion 2. Sep 3, 2023 · Diffusion Bee: Peak Mac experience Diffusion Bee. Its installation process is no different from any other app. Easy Diffusion installs all required software components required to run Stable Diffusion plus its own user friendly and powerful web interface for free. Jan 16, 2024 · Option 1: Install from the Microsoft store. Stable Diffusion XL or SDXL is the latest image generation model that is tailored towards more photorealistic outputs with more detailed imagery and composition compared to previous SD models, including SD 2. py or the Deforum_Stable_Diffusion. Step 1: Install 7-Zip. このxformersをインストールすることで、Pytorchのバージョンも1. Installation: Download Diffusion bee from its Official Website. 20% bonus on first deposit. DiffusionBee is the easiest way to generate AI art on your computer with Stable Diffusion. Bring Denoising strength to 0. The image-to-image pipeline will run for int(num_inference_steps * strength) steps, e. En ella, pulsa en los dos Visit the ClipDrop website or download the app on your preferred platform. 0 and 2. 5 (download link: v1-5-pruned-emaonly. After the installation is complete, launch Stable Diffusion from the Draw Things App menu. Il se distingue par sa capacité à générer des images plus réalistes, des textes lisibles, des visages photoréalistes, une meilleure composition d'image et une meilleure May 16, 2024 · Make sure you place the downloaded stable diffusion model/checkpoint in the following folder "stable-diffusion-webui\models\Stable-diffusion" : Stable Diffusion in the Cloud⚡️ Run Automatic1111 in your browser in under 90 seconds. Stable Diffusion is a text-to-image model that generates photo-realistic images given any text input. and Apple does not yet allow MacOS 14 apps in the mac store. The UNext is 3x larger. For commercial use, please contact Scan this QR code to download the app now. 13 you need to “prime” the pipeline using an additional one-time pass through it. Mar 11, 2024 · SDXL, which stands for Stable Diffusion XL, represents the latest advancement in image generation models. Simply download this file and extract it with 7-Zip. But some subjects just don’t work. ComfyUI is often more memory efficient, so you could try that. Upload your image or start a new project using the Stable Diffusion XL feature. It is specifically designed to produce more photorealistic outputs with highly detailed… Jul 22, 2023 · After Detailer (adetailer) is a Stable Diffusion Automatic11111 web-UI extension that automates inpainting and more. It’s worth mentioning that previous Dec 24, 2023 · MP4 video. Here we'll walk through installing stable diffusion on Mac from start to finish, Feb 23, 2024 · 6. If you are using PyTorch 1. Jun 26, 2023 · AI-generated QR codes have been a trending hot topic recently, and I wanted to create a few on my own. Method 2: ControlNet img2img. Comes with a one-click installer. xにしないと、stable Diffusion XLのチェックポイントが動かなかった。. Reload to refresh your session. Contribute to leejet/stable-diffusion. This project is aimed at becoming SD WebUI's Forge. selective focus, miniature effect, blurred background, highly detailed, vibrant, perspective control. Model type: Diffusion-based text-to-image generative model. 4 (download link: sd-v1-4. We can now create a new folder in our "Documents" folder — I named it "stable-diffusion" — and dive into it using the terminal again. Direct link to download. Download Stable Diffusion Portable. Using the prompt. utils import load_image. Embedded Git and Python dependencies, with no need for either to be globally installed. Feb 23, 2024 · Stable Diffusion 3 Has Arrived. The weights are available under a community license. bat”). SDXL 1. Step 4: Start ComfyUI. sh. Unlock your imagination with the advanced AI canvas. 6 billion, compared with 0. Stable Diffusion WebUI Forge is a platform on top of Stable Diffusion WebUI (based on Gradio) to make development easier, optimize resource management, speed up inference, and study experimental features. C’est donc sans surprise qu’à peine quelques jours après la sortie sa sortie, une mise à jour a permi d’utiliser le nouveau Stable Diffusion XL (SDXL) dans Automatic1111. I’m not used to Automatic, but someone else might have ideas for how to reduce its memory usage. For AMD (Linux only) or Mac, check the beginner's guide to ComfyUI. Step 4: Choose a seed. Figure 1: Images generated with the prompts, "a high quality photo of an astronaut riding a (horse/dragon) in space" using Stable Diffusion and Core ML + diffusers When using SDXL-Turbo for image-to-image generation, make sure that num_inference_steps * strength is larger or equal to 1. The total number of parameters of the SDXL model is 6. 2, along with code to get started with deploying to Apple Silicon devices. Download the zip file on this page. Notes for ControlNet m2m script. The Stable-Diffusion-v1-5 checkpoint was initialized with the weights of the Stable-Diffusion-v1-2 checkpoint and subsequently fine-tuned on 595k steps at resolution 512x512 on "laion-aesthetics v2 5+" and 10% dropping of the text-conditioning to improve classifier-free guidance sampling. 0 = 1 step in our example below. Follow Aubry Steel on Twitter - a character in our storyverse. with my newly trained model, I am happy with what I got: Images from dreambooth model. 5 and you only have 16Gb. Sep 14, 2023 · Stable Diffusion XL(SDXL)とは、Stability AI 社が開発した最新のAI画像生成モデルです。以前のモデルに比べて、細かい部分もしっかりと反映してくれるようになり、より高画質なイラストを生成してくれます。そんなSDXLの導入方法・使い方について解説しています。 Apr 12, 2023 · 環境構築. Overview. Run brew install cmake protobuf rust python@3. It saves you time and is great for quickly fixing common issues like garbled faces. With an impressive array of 106 styles, the SDXL is a juggernaut in art creation, catering to artists' massively varied aesthetics and thematic preferences. Double-click run. ipynb file. In this post, you will learn how it works, how to use it, and some common use cases. Create an account or sign in to access the AI tools. This article showcases a range of styles you can implement . 5. A dmg file should be downloaded. Jan 4, 2024 · Stable Diffusion is one such tool but it isn’t easy to install if you’re not technical and after helping a few friends put it together I thought it would be useful to share the process, step-by-step, so that you can start designing without limitation. Other Options for Running Stable Diffusion on Mac. oil painting of zwx in style of van gogh. 10 git wget Run git clone https://github. 0, the flagship image model developed by Stability AI, stands as the pinnacle of open models for image generation. I am currently using SD1. Dec 7, 2023 · 最新モデル『Japanese Stable Diffusion XL』の使い方を超初心者の方にも分かりやすく説明します。HuggingFaceで配信されているデモ版の利用方法を、実際に生成した画像とプロンプトを合わせて解説しているので、本記事を読んで参考にしてください! Model type: Diffusion-based text-to-image generative model. Installing LoRA Models. Follow the on-screen instructions to complete the installation process. ago. g. Completely free of charge. XL. Step 3: Enter ControlNet settings. bat " and click edit (Windows 11: Right click -> Show more option s -> Edit ). 1. ← Stable Diffusion 3 SDXL Turbo →. " Next, click Options and choose the resolution and number of images you want. If you want to load a PyTorch model and convert it to the ONNX format on-the-fly, set export=True: Explore the world of writing and freely express yourself with Zhihu's specialized column feature. For Mac computers with M1 or M2, you can safely choose the ComfyUI backend and choose the Stable Diffusion XL Base and Refiner models in the Download Models screen. Unleash your creativity and explore the limitless potential of stable diffusion face swaps, all made possible with the Roop extension in stable diffusion. DiffusionBee Diffusion Bee | Stable Diffusion App for Mac. Diffusion Bee epitomizes one of Apple’s most famous slogans: it just works. Stable Diffusion 3 Medium is the latest and most advanced text-to-image AI model in our Stable Diffusion 3 series, comprising two billion parameters. The name "Forge" is inspired from "Minecraft Forge". Similarly, with Invoke AI, you just select the new sdxl model. - mxcl/diffusionbee En este tutorial te explico cómo instalar Stable Diffusion en tu ordenador PC para que desde Windows puedas hacer imágenes con Inteligencia Artificial, fácil Nov 28, 2023 · SDXL Turbo is based on a novel distillation technique called Adversarial Diffusion Distillation (ADD), which enables the model to synthesize image outputs in a single step and generate real-time text-to-image outputs while maintaining high sampling fidelity. 5 * 2. Experiment with the various editing and generation features to create your desired outcome. py file is the quickest and easiest way to check that your installation is working, however, it is not the best environment for tinkering with prompts and settings. Jul 26, 2023 · stable-diffusion-xl-base-1. Link to the coreml-stable-diffusion-xl-base_mbp_4_50 May 15, 2024 · DiffusionBee is one of the easiest ways to run Stable Diffusion on Mac. com/AUTOMATIC1111/stable-diffusion Jul 27, 2023 · Here's how to set up auto-updating so that your WebUI will check for updates and download them every time you start it. Dee Miller October 30, 2023. Jun 12, 2024 · Using LCM-LoRA in AUTOMATIC1111. Below is a summary of the various articles and resources I found on the web about installing the necessary packages and models, generating the QR codes, and configuring Stable Diffusion and ControlNet to get the intended results. Option 2: Use the 64-bit Windows installer provided by the Python website. If you use another model, you have to specify its Hub id in the inference command line, using the --model-version option. It might take a few minutes to load the model fully. ai/license. It’s another way to run SD3, like we did above, but without cloning the SD3 repository and setting up the environment manually. Stable Diffusion in pure C/C++. [ [open-in-colab]] Stable Diffusion XL (SDXL) is a powerful text-to-image generation model that iterates on the previous Stable Diffusion models in three key ways: the UNet is 3x larger and SDXL combines a second text encoder (OpenCLIP ViT-bigG/14) with the original text encoder to significantly increase the number of Aug 16, 2023 · Steps Install Homebrew https://brew. bat to start Fooocus. Then navigate to the stable-diffusion folder and run either the Deforum_Stable_Diffusion. - Releases · divamgupta/diffusionbee-stable-diffusion-ui. The Web UI offers various features, including generating images from text prompts (txt2img), image-to-image processing Embark on an exciting visual journey with the stable diffusion Roop extension, as this guide takes you through the process of downloading and utilizing it for flawless face swaps. Compared to Stable Diffusion V1 and V2, Stable Diffusion XL has made the following optimizations: Improvements have been made to the U-Net, VAE, and CLIP Text Encoder components of Stable Diffusion. 0 . 0 Model Here. Dec 1, 2022 · Next Steps. Stable Diffusion Portable. 1に更新された。. By downloading you have to comply with the model license. It's a versatile model that can generate diverse Stable Diffusion 3 Medium. Next) Easily install or update Python dependencies for each package. 9 Research License. Aug 15, 2023 · Grâce à une communauté passionnée, la plupart des nouvelles fonctionnalités y sont rapidement ajoutées. In the Resize to section, change the width and height to 1024 x 1024 (or whatever the dimensions of your original generation were). You signed out in another tab or window. For instance, "a dog playing with a ball on a couch. No dependencies or technical knowledge needed. 0. Aug 6, 2023 · In the Stable Diffusion checkpoint dropdown, select the refiner sd_xl_refiner_1. It excels in photorealism, processes complex prompts, and generates clear text. Here’s how to get it working: 1. ComfyUI LCM-LoRA SDXL text-to-image workflow. Updating ComfyUI on Windows. Clone the web UI repository. Software. 0. Stable Diffusion v1. Set up a new virtual environment and install DiffusionKit: python3 -m venv diffusionkit-env. Put the zip file to the folder you want to install Fooocus. During the StableSwarmUI installation, you are prompted for the type of backend you want to use. Step 5: Batch img2img with ControlNet. Alternative to local installation. It’s not a problem with the M1’s speed, though it can’t compete with a good graphics card. to get started. 1から2. IllSkin. ckpt) Stable Diffusion 1. It is a Latent Diffusion Model that uses two fixed, pretrained text encoders ( OpenCLIP-ViT/G and CLIP-ViT/L ). Stable Diffusion v1 refers to a specific configuration of the model architecture that uses a downsampling-factor 8 autoencoder with an 860M UNet and CLIP ViT-L/14 text encoder for the diffusion model. Note: Stable Diffusion v1 is a general text-to-image diffusion Sep 23, 2023 · tilt-shift photo of {prompt} . 重生的 SD 社團,也請加josef hsu(鳥巢) 為好友. 1 and iOS 16. 0 / sd_xl_base_1. Dec 24, 2023 · Stable Diffusion XL (SDXL) is a powerful text-to-image generation model. First, remove all Python versions you have previously installed. Step 3: Download a checkpoint model. The model is released as open-source software. Sin necesidad de ningún conocimiento específico podemos generar cualquier imagen por inteligencia artificial sin conexión a internet y de forma privada. • 2 mo. Step 1: Load the workflow. Features: Extensive list of models and reasonable customizations Stable Diffusion XL (SDXL) is a powerful text-to-image generation model that iterates on the previous Stable Diffusion models in three key ways:. ta ev qy tv xi sb tt sy zs wd