Free certifications for developers.
Certifications can be costly, so I prepared a list of free ones you can take and enhance your credibility.

Let's start!
1. FreeCodeCamp
10 certifications available:
~ Responsive Web Design
~ JavaScript Algorithms and Data Structures
~ Front End Libraries
~ Data Visualization
~ APIs and Microservices
~ Quality Assurance Certification
~ Scientific Computing with Python
~ Data Analysis with Python
~ Information Security
~ Machine Learning with Python
Link: https://freecodecamp.org/learn/
2. Programming Essentials in Python (by Cisco Networking Academy)
Course includes:
~ 8 Modules
~ Practice Labs
~ Module Quizzes and Module Tests
~ Summary Tests
~ Final Exam
Link: https://www.netacad.com/courses/programming/pcap-programming-essentials-python
3. Fundamentals of digital marketing (by Google)
There are 26 modules to explore, all created by Google trainers, packed full of practical exercises and real-world examples to help you turn knowledge into action.
Link: https://learndigital.withgoogle.com/digitalgarage/course/digital-marketing
4. Python Training Course (by DataFlair)
The course includes:
~ 5 real-time projects and 20 complementary projects
~ 100+ hrs of study material, practical codes, quizzes, interview guides
~ case studies to gain expertise
~ certificate
Link: https://data-flair.training/python-course/
5. Test Automation Unversity
Free test automation courses with videos, transcripts, quizzes, credits, rank badges, and certificates!
Link: https://testautomationu.applitools.com/
6. Cognitive Class
Learning paths:
~ Blockchain
~ Data Science with Python
…
Link: https://cognitiveclass.ai/learn
- Kaggle Certifications available:
~ Machine learning
~ Data Visualization
~ SQL
~ NLP
…
Link: https://kaggle.com/learn
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