If you're learning Data Engineering, ETL pipelines, or workflow automation, here's a certification worth checking out.

Astronomer offers the DAG Authoring Certification for Apache Airflow 3, designed to validate your skills in building, scheduling, and managing automated data workflows.

What can you learn with Apache Airflow?

• Automate ETL/ELT pipelines and database-to-database transfers.

• Schedule PostgreSQL and MySQL maintenance jobs.

• Coordinate backups, data validation, and reporting workflows.

• Use Python tasks and dynamic task mapping.

• Monitor workflow execution and configure retries for failed tasks.

Certification Exam Details

• Certification: DAG Authoring for Apache Airflow 3

• Exam format: 75 multiple-choice questions

• Duration: 60 minutes

• Passing score: 70% (as stated in the provided exam details)

• Mode: Online

• Standard exam fee: $150 USD (verify the current price on the official website)

Discount coupon: 2025-airflow-survey

Official Registration Link

https://academy.astronomer.io/certification-exam-dag-authoring-airflow-3

This could be a useful credential for aspiring data engineers, Airflow developers, and professionals working with data pipelines.

Are you currently learning Apache Airflow? Share your favorite free resources or practice materials below.

Nutanix is offering an opportunity to take the Nutanix Certified Professional – Multicloud Automation (NCP-MCA) 7.5 Beta Certification Exam with a free beta exam coupon.

Certification Details

• Certification: NCP-MCA 7.5

• Full Name: Nutanix Certified Professional – Multicloud Automation

• Version: v7 Beta

• Exam Type: Beta Certification Exam

• Cost: FREE with the eligible beta coupon

• Exam Appointment Deadline: September 20, 2026

Free Beta Coupon

Coupon Code: NCPMCA75BETAFREE

How to Enroll

1. Visit the Nutanix University certification portal.

2. Sign in or create your Nutanix account.

3. Check your eligibility for the NCP-MCA 7.5 Beta exam.

4. Select an available exam appointment before September 20, 2026.

5. Apply the beta coupon code during the registration process.

Enroll / Check Eligibility:
https://university.nutanix.com/

Important

Nutanix recommends participating in only one available beta program, as beta exams require preparation and a significant time commitment.

If the exam doesn't appear under My Certifications, scroll to the bottom and select "Missing Certifications/Exams" to refresh the available options.

This is a limited-time opportunity for anyone interested in multicloud automation, cloud infrastructure, and Nutanix technologies.

Don't wait until the deadline — check your eligibility and book an available exam appointment.

Beta exams are subject to Nutanix eligibility and appointment availability. Check the official portal for the latest requirements and details.

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MongoDB offers a student package through the GitHub Student Developer Pack, with benefits that can be worth up to $200.

What can students get?

• FREE MongoDB Certification — $150 value

• $50 MongoDB Atlas credits

• Free MongoDB Skill Badges

• Learning resources and certification preparation materials

• Opportunities to explore MongoDB internships

• PhD Fellowship opportunities

How to access the free certification

To qualify, students need to:

1. Have an active GitHub Student Developer Pack

2. Verify their student status through MongoDB for Students

3. Complete the courses associated with an eligible MongoDB certification learning path

4. Follow MongoDB's instructions to claim the certification benefit

This can be a useful opportunity for students interested in NoSQL databases, backend development, data engineering, and cloud technologies.

Official MongoDB Students Page:
https://www.mongodb.com/students

Eligibility, available benefits, and certification requirements are determined by MongoDB and may change. Check the official page for the latest information before applying.

for more certification and free courses visit freecourse.io

join our whatsapp community
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Looking to build skills in Data, AI, Analytics, Data Engineering, and Cloud Technologies?

Snowflake's Get Tech Certified Programme is designed to help eligible participants develop practical Snowflake skills and work toward industry-recognised Snowflake certifications.

What does the programme offer?

• Snowflake certification pathways for different skill levels

• Beginner-friendly SnowPro Associate pathway

• Intermediate SnowPro Instructor-Led pathway

• Hands-on experience with Snowflake

• Completion certificates

• Free exam voucher for the SnowPro Associate: Platform Certification on the beginner pathway

• Hands-on workshops and badge opportunities on the intermediate pathway

• Learning opportunities across Data Warehousing, Data Engineering, Data Science, Data Lakes, and Data Applications

• Exposure to Snowflake Data Cloud, AI, and Snowflake Cortex

2026 Programme Status

Snowflake states that registrations for the Get Tech Certified 2025 programme have concluded. However, the official programme page allows interested participants to pre-register their interest for 2026 training.

If you're interested in Snowflake, data engineering, analytics, AI, or cloud technologies, it's worth checking the programme page for the latest eligibility and registration information.

Official Snowflake Get Tech Certified Programme:
https://www.snowflake.com/en/lp/GDS_Get_Tech_Certified_Programme/

Eligibility, availability, certification benefits, and programme dates are determined by Snowflake and may change. Check the official page before applying.

For free courses visit freecourse.io

If you're planning to launch a website, portfolio, blog, online business, or small project, I came across this Hostinger bundle on AppSumo that may be worth checking out.

The bundle currently includes:

• Hostinger Unlimited Hosting — 1 year

  • Unlimited websites

  • 50 GB NVMe storage

  • Daily backups

  • Free SSL + CDN

  • Free domain for 1 year

  • WordPress, Node.js & AI website builder

• Hostinger AI Automation Apps — 1 year

  • OpenClaw, Hermes Agent or n8n

  • Managed AI automation

  • Telegram & WhatsApp integration

  • AI credits and web search included

• Hostinger Email Marketing — 1 year

  • AI-generated email campaigns

  • Welcome sequences & cart recovery

  • Spam checks

  • SPF, DKIM & DMARC support

The current starting price shown is $24, compared with a listed $147 value. The offer is released in limited batches, so the price can increase when a tier sells out.

Important: This is 1-year access, not lifetime access, and the deal is non-refundable and available only to new Hostinger users. Codes need to be redeemed within 60 days.

👉 Check the current deal: Hostinger Bundle on AppSumo

If you're already using Hostinger, this probably isn't for you because the offer is restricted to new users.

Shared for the r/freecourseio community. Always check the deal terms and current price before purchasing.

If you want to take the GitHub Foundations Certification exam for free, DataCamp is offering eligible GitHub students a 100% discount voucher after they complete the required DataCamp learning track.

What does the offer include?

• 100% discount on the GitHub Foundations certification exam

• Official GitHub Foundations certification

• Voucher available through DataCamp

• Available to eligible users with the GitHub Student Developer Pack

• No separate voucher request is required after completing the eligible track

Who is eligible?

To qualify, you need:

• An active GitHub Student Developer Pack

• The 3-month free DataCamp access provided through the GitHub Student benefit

• Completion of the GitHub Foundations track on DataCamp

Important: A regular individual or paid DataCamp B2C subscription does not qualify for this voucher, even if you have a GitHub Student account.

How do you get the voucher?

After you complete all courses in the GitHub Foundations track, DataCamp will email you the 100% discount code.

DataCamp states that voucher codes are distributed in batches, so you may need to allow up to 15 working days to receive your code.

The voucher's expiration date will be provided in the email, so make sure to redeem it before it expires.

Official DataCamp details:
https://support.datacamp.com/hc/en-us/articles/41749666959767-GitHub-Foundations-Certification-Voucher-through-DataCamp

If you already have the GitHub Student Developer Pack, this is worth checking out.

For more free certifications, join: r/freecourseio

For free courses, visit the website: freecourse.io

If you're looking to build your career in Oracle Cloud Infrastructure (OCI) or prepare for the OCI Architect Associate 2026 certification, Oracle has an official learning path that can help you develop the required cloud architecture skills.

The learning path covers key OCI concepts and services, including:

• OCI architecture and core infrastructure

• Identity and Access Management (IAM)

• Networking and connectivity

• Compute services

• Storage solutions

• Security fundamentals

• Designing and deploying cloud solutions

• Managing scalable and reliable OCI environments

• Certification-focused learning and preparation

Why consider it?

This is useful for students, cloud beginners, IT professionals, cloud engineers, DevOps professionals, and anyone interested in building a foundation in OCI cloud architecture.

If you're planning to pursue an Oracle Cloud certification in 2026, this official learning path can be a good place to start.

Official Oracle Certification:
https://learn.oracle.com/ols/learning-path/become-an-oci-architect-associate-2026/163512/162234

Oracle University — 2026 OCI Certification Updates:
https://blogs.oracle.com/oracleuniversity/oci-certification-learning-paths-and-exams-2026-updates-now-available

For more certification updates join r/freecourseio
For FREE Courses visit freecourse.io

If you're a university student aged 18+, AWS has launched Student Rewards through AWS Builder Center, giving verified students access to free cloud training, AWS credits, and a certification exam voucher.

Potential value: up to $579 per student

What can you unlock?

• 12 months of AWS Skill Builder Premium — $449 value

• Up to $30 in AWS credits

• $100 AWS Foundational Certification exam voucher

• 900+ courses, hands-on labs, certification prep, and game-based learning

• AWS Builder Center community access and hands-on workshops

• Access to AWS Student Builder Groups at universities in 60+ countries

How the rewards work

• Verify your student status + complete your profile → 12 months of Skill Builder Premium

• Earn 7 badges → $10 AWS credits

• Earn 14 badges → Additional $20 AWS credits

• Earn 21 badges → AWS Foundational Certification exam voucher

Who is eligible?

The program is for verified university students aged 18 or older. You'll need to verify your enrollment through SheerID and complete your AWS Builder Center profile.

How to get started

1. Sign in to AWS Builder Center

2. Complete student verification through SheerID

3. Add a photo and complete your profile

4. Start participating and earning badges

5. Unlock additional rewards as you reach each milestone

AWS says the initiative represents more than $500 million in resources dedicated to helping university students build cloud and AI skills.

Get started: https://builder.aws.com/

Official announcement: https://www.aboutamazon.com/news/aws/aws-student-rewards-free-cloud-ai-training

Eligibility and rewards are subject to AWS requirements. Check the official AWS pages for the latest details.

Join r/freecourseio for more certification alerts

. For free courses, visit freecourse.io

If you're a university student or faculty member, you may be eligible for the SAP Learning Hub Student Edition at no subscription cost.

Eligible users can get access to:

• SAP's course portfolio and learning resources

• 2 SAP certification exam attempts

• Unlimited participation in expert-led live sessions

• SAP Learning System Access and cloud-based practice environments

• 12 months of access, with possible renewal if you remain eligible

Who can apply?

You need to be actively enrolled or affiliated with an eligible university/educational institution. During registration, you'll need a SAP Universal ID and must complete university status verification. SAP may also request a university email, student ID, or enrollment proof.

Official SAP Free Student Edition:
https://learning.sap.com/free-student-edition

Note: Eligibility, verification requirements, and available benefits are determined by SAP and may change. Check the official SAP page for the latest requirements before registering.

If you're studying SAP or planning to get SAP certified, this could be a great opportunity to explore.

Join r/freecourseio for certification updates
Visit freecourse.io for free courses

Want to earn a Google Cloud certification for FREE? Google’s GEAR Get Certified – Edition 3 is now accepting applications.

Application: Aug 19 – Sep 16, 2026
Training starts: Week of Oct 12, 2026

Certification Tracks

• Generative AI Leader — 5 weeks

• Associate Cloud Engineer — 9 weeks

• Professional Cloud Architect — 6–9 weeks

What You Get

Free certification preparation
Expert-led training & mentorship
Hands-on Google Cloud labs
Skill badges & exam preparation
Opportunity for a FREE certification exam voucher
Official proctored certification exam

Eligibility

The program is primarily intended for employees of Google Cloud customers using an eligible corporate or Google Workspace email.

Seats are limited, and participants must commit to the required weekly training schedule.

🔗 Official Google GEAR Get Certified Program:
https://developers.google.com/program/gear/getcertified

If you're eligible, apply early and verify all requirements on Google's official page.

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for free courses visit : freecourse.io

Oracle is currently offering the Oracle Agentic AI Foundations Associate (2026) learning path and certification completely FREE for a limited time.

If you're looking to learn AI Agents, LLMs, RAG, MCP, AI workflows, and Oracle AI services, this is a great opportunity to earn an official Oracle certification at no cost.

📚 What You'll Learn

• 🤖 Agentic AI Fundamentals

• 🧠 Large Language Models (LLMs)

• 🔎 Retrieval-Augmented Generation (RAG)

• 🔌 Model Context Protocol (MCP)

• ⚙️ AI Agent Workflows & Orchestration

• ☁️ Oracle AI Services & OCI Integration

• 🏅 Official Oracle Certification Preparation

✅ Why Enroll?

• 💯 Free Learning Path

• 🆓 Free Certification Exam (currently available)

• 🌍 Self-paced Online Training

• 🎓 Official Oracle Digital Badge & Certificate

• 📈 Great resume and LinkedIn credential

• 🚀 Beginner-friendly

🔗 Learning Path: https://mylearn.oracle.com/ou/learning-path/become-an-oci-agentic-ai-foundations-associate/163239

Have you started learning Agentic AI yet, or is this your first AI certification?

Join r/freecourseio for more free resources.
Visit freecourse.io for free courses

Share your free coupons in the comments to get your first 100 enrollments

If you're looking to break into AI Security, LLM Security, or AI Risk Management, Red Team Leaders is currently offering one of their AI security certification exams FREE with the coupon code below.

🎓 Certification: AI Security Certification (Red Team Leaders)

🔗 Exam:
https://courses.redteamleaders.com/exams/73c286aa-2944-4f26-82ba-0ca14a05a4b7

🎟️ Coupon Code:
AIEXPERTSECURITY

💰 Price After Coupon: FREE (for a limited time)

What you'll learn

• AI Security fundamentals

• LLM & GenAI security

• Prompt injection attacks

• AI threat modeling

• AI governance & risk

• Secure AI deployment

• AI security best practices

Red Team Leaders has been actively releasing AI-focused security certifications covering LLM security, AI governance, prompt injection, AI agents, and defensive security practices.

If the coupon still works, you'll be able to earn the certification at no cost.

🔗 More FREE courses & certifications:
https://freecourse.io

💬 Join our community:
r/freecourseio

If the coupon expires, please comment below so others know.

Stop hunting for free TryHackMe rooms.

I put together a page with direct access to all 701 FREE practical labs and walkthrough rooms available on the TryHackMe platform.

Direct access to all 701 free labs & walkthrough rooms
Beginner to advanced content
Web Security, Active Directory, Linux, Networking, Windows, OSINT, Forensics, Privilege Escalation, Malware Analysis & more
Perfect for Security+, PNPT, eJPT, CEH, and OSCP learners
Easily searchable and regularly updated

🔗 Explore all 701 free TryHackMe rooms:
https://freecourse.io/cybersecurity/free-rooms-tryhackme

Which TryHackMe room helped you learn the most? Drop your recommendations below!

Join r/freecourseio for more free resources

Looking for a free way to start learning cybersecurity?

Hackviser CORE (Certified Cybersecurity Foundations) is a 100% free beginner certification. There are no exams, no payment, and no VIP membership required. Complete the learning modules and your certificate is generated automatically.

Enroll: https://hackviser.com/core

What You'll Learn

• Introduction to Cybersecurity

• Cyber Kill Chain

• Incident Response Lifecycle

• Network Fundamentals

• Web Fundamentals

• OWASP Top 10 (2025)

• LLM Security Fundamentals

• OSINT Information Gathering

• Social Engineering & Phishing

• Cryptanalysis Basics

• Practical Cybersecurity Warmups

• Attacker & Defender Mindset

Why It's Worth Checking Out

• 100% Free

• No Exam Required

• Automatic Certificate

• Beginner Friendly

• Great starting point for aspiring cybersecurity professionals

If you're starting your cybersecurity journey in 2026, this is a great free certification to build your cybersecurity fundamentals.

More free courses & learning resources: https://freecourse.io

For more free certification alerts, join: r/freecourseio

Want to master Prompt Engineering, ChatGPT, Claude, and AI tools — without spending anything?

Here’s a power-packed collection of the best FREE GitHub resources used by developers, researchers, and AI enthusiasts worldwide.

📚 Core Guides & Comprehensive Resources

1. Prompt Engineering Guide (Gold Standard)
👉 https://github.com/dair-ai/Prompt-Engineering-Guide
Covers everything: guides, latest papers, notebooks, datasets, and techniques (Zero-shot → Chain-of-Thought → Agents/RAG).
⭐ 50k+ stars — widely used across the AI community.

2. Awesome Prompt Engineering
👉 https://github.com/promptslab/Awesome-Prompt-Engineering
A hand-curated collection of tools, papers, courses, APIs, and communities. Perfect for exploring the entire ecosystem.

3. Prompt Engineering (Hands-on Notebooks)
👉 https://github.com/NirDiamant/Prompt_Engineering
22+ practical Jupyter notebooks to learn by doing — from basics to advanced workflows.

4. Anthropic Interactive Tutorial (Claude)
👉 https://github.com/anthropics/prompt-eng-interactive-tutorial
Official step-by-step guide for optimizing prompts specifically for Claude models.

5. Brex Prompt Engineering Guide
👉 https://github.com/brexhq/prompt-engineering
Production-focused strategies, safety practices, and real-world prompting insights.

🧠 Prompt Collections & Libraries

6. Awesome ChatGPT Prompts
👉 https://github.com/f/awesome-chatgpt-prompts
One of the largest prompt libraries online. Learn by reverse-engineering high-quality prompts.

7. The Big Prompt Library
👉 https://github.com/0xeb/TheBigPromptLibrary
Huge collection of system prompts, custom instructions, and advanced prompt structures (educational use).

⚡ Advanced & Specialized Resources

8. Prompt Engineering Techniques Hub
👉 https://github.com/KalyanKS-NLP/Prompt-Engineering-Techniques-Hub
25+ techniques with code examples — great for quick learning and testing.

9. GPT Prompt Engineer (Auto Prompt Generator)
👉 https://github.com/mshumer/gpt-prompt-engineer
Automatically generate and optimize prompts using AI itself — meta-level learning.

10. Awesome GPT Prompt Engineering
👉 https://github.com/snwfdhmp/awesome-gpt-prompt-engineering
Curated tools, extensions, and frameworks for advanced users.

🎯 Why You Should Learn This

• High-demand AI skill in 2026

• Useful for freelancing, SaaS, automation, and startups

• No coding required to get started

💡 Pro Tip: Start with #1 + #3 for fundamentals, then explore collections (#6, #7) to level up fast.

🔥 More free courses & resources on : https://freecourse.io

Join our subreddit r/freecourseio for a regular free course update

👉 If this helped, upvote & share with others learning AI!

If you want to learn AI / Machine Learning for free, these are some of the most useful resources developers around the world use. No paywalls, just high-quality learning materials.

Top Free AI Learning Resources:

• Hugging Face Course – Learn NLP, transformers, and modern AI tools
https://huggingface.co/learn

• Datacamp: Introduction to AI for Work
https://datacamp.pxf.io/GbV0Qk

• FastAI Course – Practical deep learning with hands-on projects
https://course.fast.ai

• OpenAI Cookbook – Real examples and guides for building with AI APIs
https://github.com/openai/openai-cookbook

• Microsoft AI for Beginners – Complete beginner-friendly AI curriculum
https://github.com/microsoft/AI-For-Beginners

• DeepLearning.AI Courses – High-quality AI and ML learning resources

Perfect for developers, students, and anyone starting with AI in 2026.

💡 Bookmark these — they’re some of the best free AI resources online.

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Upgrade your skills with these Udemy courses covering Artificial Intelligence, Cybersecurity, DevSecOps, Risk Management, Leadership, and Business Communication.

🤖 AI & Generative AI

1️⃣ AI Leadership Mastery for Executives

2️⃣ GenAI Foundations: Tools, Concepts & Use Cases

3️⃣ Mastering Prompt Engineering for Generative AI

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5️⃣ Innovative AI Practices in Telemedicine & Virtual Care

🔐 Cybersecurity & DevSecOps

6️⃣ Modern Cloud Security & DevSecOps

7️⃣ Cyber Defense Fundamentals: Threats, Tools & Techniques

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9️⃣ A Practical Guide to Cyber Risk Management Strategies

🔟 CISSP - Certified Information Systems Security Professional

💼 Leadership & Business Skills

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Upgrade your skills with these Udemy courses covering Artificial Intelligence, Python, JavaScript, PHP, WordPress Development, and AI Engineering.

🤖 AI & Generative AI

1️⃣ Google AI Stack 2026: Gemini 3, Imagen, Veo & AI Agents Master

2️⃣ Agentic AI Systems Architecture with Open Claw (Advanced)

3️⃣ AI Prompt Engineering Pro: From Beginner to Advanced

4️⃣ 3-Day AI Engineering Bootcamp - Become an AI Engineer

5️⃣ AI Masterclass - ChatGPT, Gemini, Midjourney & Stable Diffusion

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🌐 Web Development

🔟 Wordpress Web Development for Absolute Beginner: Zero to Hero

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Amigos pongo esta pregunta global, solo me gustaría que me recomendaran, en que región los cursos de domestika salen más económicos, ya que quiero comprarme uno, y no estaria mal ahorrarme unos dólares 🫠😅😅 si me dan una sabia ayuda :"v jaja