7 Best Data Annotation Tools In 2024

Our curated list of the best data annotation tools available today

best-annotation-tools-2024
Best data annotation tools

Machine learning (ML) is often seen as the exciting frontier of AI, but high quality data is the secret sauce that makes AI systems work in the real world. In fact, data scientists spend a whopping 80% of their time wrangling data into a usable format for AI models. This is where data annotation tools come in.

While traditional tools can be helpful, advanced features are crucial for building robust AI systems. Here are six key features to look for:

  1. Annotation Software: The core functionality. Look for efficient tools that allow you to label your data for different use-cases.
  2. Data Management: Organize and streamline your data for easier access and manipulation.
  3. Secure Integration: Ensure your data and annotations are protected throughout the workflow.
  4. Project Management: Effectively manage your annotation projects, including team collaboration.
  5. Quality Assurance: Tools should have built-in features to maintain high-quality annotations.
  6. Automation: Automate annotation to improve quality and reduce manual annotation.

By choosing the right data annotation tool with these features, you can streamline your AI development process and build more reliable AI systems. Below we highlight the top annotation tools you could consider for your next data annotation project.

1. Labelbox

labelbox
Labelbox

Labelbox is a strong tool for labeling various kinds of data. It lets users add annotations to different data types like images, videos, text, audio, medical images, and maps.

The platform offers a wide range of tools for annotation. You can draw boxes around things in images, split parts of an image, mark spots, make shapes or lines, and sort different parts of the data.

A big plus is its ability to work with many data formats and types of annotations. This is great for projects in computer seeing, processing natural language, and other AI tasks.

labelbox-interface
The labelbox interface

Key Features:

Efficient Labeling: It blends the automated and premade processes to make a quicker labeling without compromising the quality.

Custom Workflows: They also can construct specific workflows to fit with the exact needs of the users. That increases the rate and quality of annotation.

Flexible Workforce: You get to work with an elite team which is knowledgeable - multi-cultural. The option is yours to decide whether you will go with your team, another team, or try out Labelbox Boost which is the label box special service.

Unified Platform: You just need one platform to have multiple data marking jobs. Here, with the help of your peers and others, you can concentrate on providing high-quality labels for the dataset.

Analytics and Collaboration: You keep posted through frequent and detailed reports to see how the pace of teams varies. This apart, the software offers an option for real-time communication with your team.

2. V7 labs

V7 is another powerful tool that aids ML teams in data annotation for Artificial Intelligence (AI). It aims to speed up and improve the accuracy of the data labeling process for different AI applications.

Key Features:

Quick Labeling: V7 accelerates data labeling processes for AI models by ten times in comparison to traditional approaches. This performance is particularly tangible in computer vision and generative AI tasks.

Praise from Users: Companies throughout the various industry sectors from Abyss Solutions to Imidex and Genmab have shown V7's reliability, flexibility in the process, and very easy to use.

Advanced Generative AI: V7 has the AutoAnnotate feature that brings both speed and accuracy to steps of annotations. This fast generator provides high-quality outlines for images without losing information content

v7-interface
The v7 interface

Organizing Data: V7 helps reduce AI training data retrieval by unifying them in one central place. It serves the solutions for all data formats issues including the versions management, as well as the visualization, sorting and filtering of data.

Managing Models: With V7 the users will be able to run their own AI models or will have an option of using pre-developed ones. It helps to build a ready-made library, to bind the models with manual annotations, and to establish proper workflow.

Making Workflows Easier: V7 automates the bioinformatics workflow, distributes the IoT tasks readily, and ensures data security and integrity.

Comprehensive Data Engine: V7 has user-friendly annotation tools and support for image, video, and document annotations. It helps maintain the security of data, expedites the workflows, facilitates access to annotation or open datasets, and manager’s annotation services.

3. SuperAnnotate

SuperAnnotate is a tool for labeling or marking different kinds of data, making it easier for computers to understand. It supports a wide range of data types, including pictures, videos, text, audio and more.

This tool speeds up the data labeling process without losing accuracy. It enables teamwork to boost the quality of the annotations. SuperAnnotate also provides features that automate the labeling work.


Key features:

Diverse Annotation Tools: It possesses certain tools for every task. In case of pictures it is helpful to find objects, classify them, guess poses, and even read text in the pictures. When it comes to videos, it can be used for identifying objects or actions and such.

Multiple Data Types: SuperAnnotate does not only provide annotation for pictures and videos, but it can also annotate posts, sound, and LiDAR data which are useful, for example, in the mapping of autonomous vehicles.

superannotate-interface
The Superannotate interface

Quality and Automation: Designed with quality in mind, it includes automation tools to quicken annotation while ensuring precision. A teamwork system lets people review annotations together, improving collaboration.

Different Industries: Industries like farming, health care, robots, insurance, sports, and others use it. This shows its flexibility and value in various areas needing annotated data for AI training.

Services and Management: SuperAnnotate gives access to a global network of annotation experts, project management tools, and ways to better manage and arrange data for AI.

4. Labellerr

labellerr-interface
The Labellerr interface

Labellerr is a cutting-edge data labeling tool that helps in training AI models without being a headache. It offers data science professionals with an input of manual work while building AI machine learning products.


Key features:

Keeping Data Safe: Labellerr keeps your data secure by providing you with the option to keep your data on your local premises only. Here, you don't need to employ an outside server where you can keep your data confidential and safe.

Customization and Control: You can customize Labellerr suiting with your company's uniqueness. This includes, but not limited to integrating it with your existing applications, modifying the procedures, and having 100% control over how the tech stack looks.

Fair Prices: Labellerr is a flexible software that can be used for any size of the project. You're not shackling yourself into long term commitments, so you can use it for whatever type of projects you want, short tests or big tests, big or small.

Making Sure of Quality: Labellerr deals with precise data annotation and provides a series of steps for verification of the work. Thus, assuring that the AI and ML models are precise and trustworthy is the objective.

Easy to Use and Add On: The device is easy to use and includes templates for marking research data in advance. It also easily comes with the toolkit to build and use AI, thus adding it in your work is flowing.

Smart Marking Features: Moreover, our Labellerr app has intelligent features such as auto-cropping and object detection. These systems help to make the task fast and further aid machines to learn more and faster.

5. Appen

appen-interface
The Appen interface

Appen offers a tool for data annotation that helps in labeling or marking data to make it more understandable for computers.

This tool is versatile, working with different kinds of data such as images, videos, and text. Appen prioritizes ensuring that this labeled data is precise and valuable for training AI models.


Key features:

Label Different Types of Data: It assists in annotating images, pinpointing objects in videos, and translating text into a format computers can grasp.

Prepare Data for AI: Through precise labeling, Appen facilitates AI systems' training, enabling them to recognize patterns and enhance decision-making.

Improve AI Accuracy: The labeled data generated with Appen's tool boosts the accuracy and efficiency of AI in a range of tasks.

6. Dataloop

dataloop-interface
The Dataloop interface

Dataloop is a comprehensive data annotation platform designed to help machine learning teams quickly and efficiently create top-quality datasets. It merges human intelligence with clever automation tools to make the data labeling process smoother, ensuring accurate results while lessening the manual effort involved.


Key features:

Fast and Accurate Labeling: It allows the creation of unlimited datasets with clear instructions and detailed categories. The platform uses smart algorithms, helpful tools, and pre-trained models to automate routine tasks, greatly speeding up the labeling process.

Instant Validation and Feedback: Provides immediate insight into the annotation process with quick feedback and data quality assurance. This feature helps identify and fix mistakes right away, preventing them from affecting your models.

Integrated Solutions for Data Annotation Teams: Dataloop provides a collection of tools and features specifically for data annotation teams. This includes tools for marking up images and videos, managing teams, ensuring data quality, and offering integrated labeling services.

7. Amazon SageMaker Ground Truth

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AWS Sagemaker ground truth interface

Amazon SageMaker Ground Truth is a tool designed to help businesses label their data both quickly and accurately for training artificial intelligence (AI) models. It acts like a helpful assistant, simplifying the process for people to mark or annotate various types of data, such as images or text, enabling computers to learn from it.


Key features:

Labeling Data: It aids in marking data, such as drawing boxes around objects in images or identifying specific text parts. This labeled data then serves to train AI systems.

Ensuring Accuracy and Speed: The tool aims to ensure the labels are precise and the labeling process is quick. It manages large data volumes efficiently.

Leveraging Automation: SageMaker Ground Truth uses automation to accelerate the data labeling process. It learns from human labeling efforts and uses that knowledge to automatically label more data.

Integrating with Amazon Services: Being an Amazon tool, it seamlessly integrates with other Amazon services, simplifying the process for businesses that utilize Amazon's AI solutions.

Mindkosh Annotation platform

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The Mindkosh Annotation platform

If you find the above tools inadequate or are looking for something different, try our very own data annotation platform (a shameless plug indeed!).Mindkosh supports annotating Images, videos as well as Lidar with a variety of tools. Here is what makes Mindkosh stand out:

  • Automatic Annotation: Pre-label images with common classes, quickly annotate images for segmentation with our Magic Segment tool or automatically detect text in images using our Automatic OCR tool.
  • Quality Management: We realize Quality is often the main concern when undertaking a data annotation project. With Mindkosh, you can quickly calculate a variety of Quality metrics, and ensure high quality datasets by employing 3 Levels of Quality checks.

You can find out more about the Mindkosh platform here.

Conclusion

Data annotation, often overlooked, is the foundation of AI systems. The data annotation tools mentioned above empower you to tackle this vital step efficiently.

By streamlining data preparation, these tools save time, enhance accuracy, and adapt to evolving project demands. Choosing the right tool depends on your unique needs, but any of these can significantly boost your AI development process.

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