dlib ☆

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Description:
C++ library for machine learning

Type: Formula | Latest Version: 20.0@0 | Tracked Since: Dec 17, 2025

Links: Homepage | formulae.brew.sh

Category: Ai ml

Tags: machine-learning computer-vision ai c++ library algorithm

Install: brew install dlib

About:
dlib is a modern C++ toolkit containing machine learning algorithms and tools for creating complex software in computer vision, machine learning, and AI. It is widely used in both industry and academia for its high-quality code and robust performance. The library provides a polished API and requires no dependencies other than the standard C++ compiler.

Key Features:

Comprehensive machine learning algorithms including SVMs and clustering
Powerful computer vision tools for face detection and object tracking
High-quality linear algebra and optimization routines
Easy-to-use Python API bindings

Use Cases:

Developing computer vision applications like face detection and recognition
Building and training machine learning models for classification and regression
Implementing deep learning architectures and neural networks

Alternatives:

OpenCV – OpenCV is more focused on real-time computer vision, while dlib offers a broader range of general machine learning tools and is known for its high-quality, well-documented API.
TensorFlow/PyTorch – These are deep learning frameworks primarily focused on neural networks, whereas dlib provides a wider array of traditional machine learning algorithms and computer vision utilities in a single C++ library.

License: BSL-1.0

Dependencies: jpeg-turbo, libpng, openblas

Bottles available for: arm64_tahoe, arm64_sequoia, arm64_sonoma, arm64_ventura, sonoma, ventura, arm64_linux, x86_64_linux

Version History

Detected	Rev	Change	Commit
Sep 11, 2025 12:47pm	0	VERSION_BUMP	48cab746
Aug 9, 2024 9:28pm	0	VERSION_BUMP	1309dd75
Aug 1, 2024 11:15pm	0	VERSION_BUMP	698ec835
Nov 20, 2022 1:10am	1	VERSION_BUMP	9ba9e5e1