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OpenCV VS Postmark

Compare OpenCV VS Postmark and see what are their differences

OpenCV logo OpenCV

OpenCV is the world's biggest computer vision library

Postmark logo Postmark

Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.
  • OpenCV Landing page
    Landing page //
    2023-07-29
  • Postmark Landing page
    Landing page //
    2024-03-19

OpenCV videos

AI Courses by OpenCV.org

More videos:

  • Review - Practical Python and OpenCV

Postmark videos

Using Postmark to send email from Darkroom Booth

Category Popularity

0-100% (relative to OpenCV and Postmark)
Data Science And Machine Learning
Email Marketing
0 0%
100% 100
Data Science Tools
100 100%
0% 0
Email Delivery
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare OpenCV and Postmark

OpenCV Reviews

7 Best Computer Vision Development Libraries in 2024
From the widespread adoption of OpenCV with its extensive algorithmic support to TensorFlow's role in machine learning-driven applications, these libraries play a vital role in real-world applications such as object detection, facial recognition, and image segmentation.
10 Python Libraries for Computer Vision
OpenCV is the go-to library for computer vision tasks. It boasts a vast collection of algorithms and functions that facilitate tasks such as image and video processing, feature extraction, object detection, and more. Its simple interface, extensive documentation, and compatibility with various platforms make it a preferred choice for both beginners and experts in the field.
Source: clouddevs.com
Top 8 Alternatives to OpenCV for Computer Vision and Image Processing
OpenCV is an open-source computer vision and machine learning software library that was first released in 2000. It was initially developed by Intel, and now it is maintained by the OpenCV Foundation. OpenCV provides a set of tools and software development kits (SDKs) that help developers create computer vision applications. It is written in C++, but it supports several...
Source: www.uubyte.com
Top 8 Image-Processing Python Libraries Used in Machine Learning
These are some of the most basic operations that can be performed with the OpenCV on an image. Apart from this, OpenCV can perform operations such as Image Segmentation, Face Detection, Object Detection, 3-D reconstruction, feature extraction as well.
Source: neptune.ai
5 Ultimate Python Libraries for Image Processing
Pillow is an image processing library for Python derived from the PIL or the Python Imaging Library. Although it is not as powerful and fast as openCV it can be used for simple image manipulation works like cropping, resizing, rotating and greyscaling the image. Another benefit is that it can be used without NumPy and Matplotlib.

Postmark Reviews

7 Best Transactional Email Services: Sendgrid vs. Mandrill & More
Postmark are the most expensive transactional email service (10x the cost of Amazon SES), so what do they do to justify the sky high pricing? Their focus seems to be on providing a high-end service using only the best hardware and software to keep your receive rates high, and your data secure. The impression I get with Postmark is that they’re one of the more transparent...

Social recommendations and mentions

OpenCV might be a bit more popular than Postmark. We know about 51 links to it since March 2021 and only 50 links to Postmark. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

OpenCV mentions (51)

  • FridgeBot — GPT-4o shopping list automation
    Open the camera feed — and use the OpenCV library for real-time computer vision processing. - Source: dev.to / 25 days ago
  • Exploring Open-Source Alternatives to Landing AI for Robust MLOps
    Data analysis involves scrutinizing datasets for class imbalances or protected features and understanding their correlations and representations. A classical tool like pandas would be my obvious choice for most of the analysis, and I would use OpenCV or Scikit-Image for image-related tasks. - Source: dev.to / 6 months ago
  • Looking for a Windows auto-clicker with conditions
    You might be able to achieve this with scripting tools like AutoHotkey or Python with libraries for GUI automation and image recognition (e.g., PyAutoGUI https://pyautogui.readthedocs.io/en/latest/, OpenCV https://opencv.org/). Source: 6 months ago
  • Looking to recreate a cool AI assistant project with free tools
    - [ OpenCV](https://opencv.org/) instead of YoloV8 for computer vision and object detection. Source: 11 months ago
  • Looking to recreate a cool AI assistant project with free tools
    I came across a very interesting [project]( (4) Mckay Wrigley on Twitter: "My goal is to (hopefully!) add my house to the dataset over time so that I have an indoor assistant with knowledge of my surroundings. It’s basically just a slow process of building a good enough dataset. I hacked this together for 2 reasons: 1) It was fun, and I wanted to…" / X ) made by Mckay Wrigley and I was wondering what's the easiest... Source: 11 months ago
View more

Postmark mentions (50)

  • 7 Best Transactional Email Platforms in 2024 Compared 📬
    Postmark is a transactional email service based in Chicago, Illinois. Postmark was a bootstrapped company founded in 2009 by two co-founders. After years of running the company together, the founders decided to step away and sold Postmark to ActiveCampaign in May 2022. - Source: dev.to / 24 days ago
  • Ask HN: What do you recommend for SaaS broadcast emails?
    I use Postmark (https://postmarkapp.com/) for transactional emails OnlineOrNot has an email-only auth option, and it was the only provider I found that could actually deliver emails in a second or so (rather than minutes). - Source: Hacker News / 3 months ago
  • A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
    Postmark - 100 emails/month free, unlimited DMARC weekly digests. - Source: dev.to / 4 months ago
  • How do people send system messages to (human) clients these days?
    When building apps/websites I often need to send messages to the business owner / admin. The messages range from almost logging type messages such as - "Payment failed for Order 123, please manually process the transaction" to generic contact forms on a website: - "FirstName LastName sent a message with the following text: something something something" My knowledge is rather old and currently I just send email... - Source: Hacker News / 9 months ago
  • how I got customer onboarding right
    Sendgrid, Mailgun, or Postmark are great solutions if you have a need for transactional emails that are technical. I still prefer using Customer.io for this need. If you’re unsure what transactional emails are, check out this guide. Source: 9 months ago
View more

What are some alternatives?

When comparing OpenCV and Postmark, you can also consider the following products

Pandas - Pandas is an open source library providing high-performance, easy-to-use data structures and data analysis tools for the Python.

SendGrid - Learn why more developers choose SendGrid for their email deliverability service to send transactional emails triggered by web apps. Get started for free

Scikit-learn - scikit-learn (formerly scikits.learn) is an open source machine learning library for the Python programming language.

Mailgun - A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.

NumPy - NumPy is the fundamental package for scientific computing with Python

Mailjet - All-in-one email service provider that provides maximum insight and deliverability results for both marketing and transactional emails.