Class Central

Rankings
Career Certificates

Subjects

View all

Technology
Business
Creative
STEM
Health & Wellness
People & Society
Personal Growth & Lifestyle

View all Subjects

Universities
The Report

Courses from 1000+ universities

Rankings

Best Courses

Best of All Time
Best of the Year

Most Popular Courses

Most Popular of All Time
Most Popular of the Year

Career Certificates

Generative AI
UX Design
Data Science
Finance
DevOps
Project Management
View all Career Certificates

Technology

Computer Science
Artificial Intelligence
Data Science
Web Development
Programming
Databases
IT & Networking
DevOps
UX/UI Design
Blockchain & Cryptocurrency
Extended Reality (XR)
Generative AI
Cloud Computing
Cybersecurity
Game Development
Product Management
View all Technology

Business

Management & Leadership
Finance
Entrepreneurship
Marketing
Strategic Management
Project Management
Sales
Business Software
Real Estate
Professional Development
Accounting
Supply Chain Management
Business Strategy
Human Resources
View all Business

Creative

Music
Digital Media
Visual Arts
Design
Crafts
Performing Arts
AI Art
View all Creative

STEM

Mathematics
Engineering
Science
Statistics & Probability
Chemistry
Physics
Environmental Science
Astronomy
Biology
Agriculture
View all STEM

Health & Wellness

Disease & Disorders
Public Health
Health Care
Nursing
Mental Health
Continuing Medical Education (CME)
Medicine
Wellness
Nutrition
View all Health & Wellness

People & Society

Humanities
Education & Teaching
Social Sciences
History
Literature
Sociology
Economics
Psychology
Anthropology
Political Science
Law
Language Learning
Writing
Philosophy
Religion
View all People & Society

Personal Growth & Lifestyle

Personal Development
Sports & Recreation
Personal Finance
Parenting & Family
Food & Drink
Self-Defense & Martial Arts
Gardening
Productivity & Time Management
Games
Study Skills
Travel
Pets & Pet Care
Beauty & Makeup
Home & Living
Critical Thinking
View all Personal Growth & Lifestyle

A Simplilearn Certificate Goes on LinkedIn Each Minute; Here’s How Krishna Kumar Built It From a Blog

17 years ago, Krishna Kumar started offering free PMP prep online. Today, it’s a leading digital upskilling platform that helps millions upskill in AI, cybersecurity, data science, and more.

Class Central Team Jun 22, 2026

Latest

600+ Free Online Medical Courses with Certificates & CME Credit [2026]
[2026] 280+ Free Digital Marketing Certificates & Badges
10 Best Pandas Courses for 2026: Learn by Doing with Real Data
5 Best GSAP Courses for 2026: Master Web Animation
10 Best Psychology Courses for 2026: One Field, Many Paths

Write for The Report

Visit The Report

600 Free Google Certifications
Trending

Most common

Popular subjects

Data Analysis
13,175 courses
Computer Science
12,698 courses
Communication Skills
4,341 courses

Popular courses

Project Management: The Basics for Success
University of California, Irvine
Introduction to Computational Thinking and Data Science
Massachusetts Institute of Technology
Model Thinking
University of Michigan

Organize and share your learning with Class Central Lists.

View our Lists Showcase

Sign up

Log in or Sign up

Log in
Sign up

Languages
Chinese

Free Online

Chinese Courses

15,394 courses

Showing 15,394 courses

Sort by Relevancy

Filter by

Filters

1. Free course (14,151)
2. With certificate (2,460)
3. Career certificates (2)
4. From universities (7,255)
Level
1. Beginner (3,884)
2. Intermediate (8,139)
3. Advanced (2,706)
Duration
1. < 30 mins (758)
2. 30 - 60 mins (389)
3. 1 - 2 hours (1,004)
4. 2 - 5 hours (443)
5. 5 - 10 hours (181)
6. 10+ hours (310)
Subject
1. Technology (3,723)
2. STEM (3,651)
3. People & Society (2,926)
4. Business (2,151)
5. Health & Wellness (1,509)
6. Creative (924)
7. Personal Growth & Lifestyle (318)

管理运筹学


本课程是项目管理的硕士专业核心课，通过本课程教学，使学生掌握“管理运筹学”各主要分支的基本概念、数学模型及其求解方法，掌握管理运筹学整体优化的思想和若干定量分析的优化技术。
- XuetangX
- Self-Paced
- Free Online Course
压力容器及管道安全技术


Master 压力容器及管道的安全评价技术，从系统评价到燃烧爆炸分析，学习识别危险因素，掌握预防控制措施，提升特种设备安全管理能力。
- XuetangX
- Self-Paced
- Free Online Course
机器学习


通过系统讲授使学生掌握机器学习的基本原理，可以熟练使用机器学习的相关算法解决回归、聚类、分类和降维任务，具备解决实际问题的能力，为后续学习人工智能奠定基础。
- XuetangX
- Self-Paced
- Free Online Course
结构减振控制


Dive into structural vibration control principles, from seismic isolation to smart damping systems, covering analysis methods and practical design applications for civil engineering.
- XuetangX
- Self-Paced
- Free Online Course
道路工程数值模拟


Master numerical simulation techniques for road engineering using Abaqus software, covering finite element analysis, pavement structures, crack propagation, and soil stability calculations.
- XuetangX
- Self-Paced
- Free Online Course
试验设计


科研生产离不开试验，试验设计有奥秘！
- XuetangX
- Self-Paced
- Free Online Course
工程制图


Master engineering drawing fundamentals, from national standards to projection methods. Learn to create and interpret technical drawings, dimension parts, and understand assembly drawings for mechanical components.
- XuetangX
- Self-Paced
- Free Online Course
材料研究的方案设计


Master the design and optimization of materials research through statistical methods and data analysis for enhanced experimental efficiency and innovation.
- XuetangX
- Self-Paced
- Free Online Course
工程地质


Discover the fundamentals of engineering geology, from mineral composition to geological structures, exploring soil mechanics, groundwater systems, and geological hazard prevention for practical engineering applications.
- XuetangX
- Self-Paced
- Free Online Course
精密工程测量与变形监测


掌握精密工程测量与变形监测的核心技术，从数据采集到分析预测，应用于地面沉降、滑坡、建筑变形等工程项目的监测与评估。
- XuetangX
- Self-Paced
- Free Online Course
油气田材料腐蚀与保护


系统讲授油气田金属材料及其腐蚀的基本理论、现象和防护措施，培养学生鉴别腐蚀类型、利用基本原理分析腐蚀发生与发展、选择合理的方法研究腐蚀规律以及控制腐蚀的能力。
- XuetangX
- Self-Paced
- Free Online Course
机械系统动力学


以机械工程一级学科为背景，综合考虑与其它课程的衔接，按机械工程大类系列课程思路进行知识单元设计，体现相关领域先进的理论与技术，并实现课堂与网络相结合的多元化教学。
- XuetangX
- Self-Paced
- Free Online Course
先进燃料转化技术（全英文)

为了实现2060年碳中和的宏伟目标，先进的能源技术将在未来我国的能源结构转型中起到至关重要的作用，学生通过本课程学习将对国内外不同先进能源系统有更加深入的了解。
- XuetangX
- Self-Paced
- Free Online Course
高等基础工程


深入探索基础工程理论与实践，涵盖地基计算、勘察技术、各类基础设计及检测方法，融合实践经验与科研成果，助力工程专业人才发展。
- XuetangX
- Self-Paced
- Free Online Course
特殊环境信息检测技术


Master 特殊环境信息检测技术 through hands-on system design, sensor development, and signal detection methods for challenging environments, emphasizing both theoretical foundations and practical applications.
- XuetangX
- Self-Paced
- Free Online Course

Career Certificates

Generative AI
UX Design
Data Science
Finance
DevOps
Project Management
All Subjects

Coursera
edX
Noble Desktop
Simplilearn
CodeSignal
Boot.dev
All Universities

The Report by Class Central RSS Feed

Series Finale of Online Education
Udemy Earns More, Pays Less
Duolingo's 2026 Strategy
1000s of Free Certificates
Best Courses Guides
Best of All Time
Most Popular of All Time

About Class Central

Class Central aggregates courses from many providers to help you find the best courses on almost any subject, wherever they exist.

Facebook
Twitter
LinkedIn
YouTube
Bluesky

Class Central © 2011-2026 Privacy Policy

About Us
Join Us
Write for Us
Help Center
Contact Us

Share

Facebook
Twitter
Bluesky
Email

Never Stop Learning.

Get personalized course recommendations, track subjects and courses with reminders, and more.

Sign up for free

Someone learning on their laptop while sitting on the floor.