Credential directory
Degrees, certificates, licences, apprenticeships and micro-credentials — with the provider, the occupations each leads to, and the Credential Transparency Identifier where one is published. Or browse a state or partner library.
Certification
Off-Road Diesel Technologies
National Coalition of Certification Centers (NC3)
The Kubota TECH program equips aspiring technicians with the knowledge and skills needed to successfully pursue a career in the off-road diesel equipment industry. The certification program trains students to inspect, diagnose and repair Kubota equipment.
Certification
OffSec Certified Professional (OSCP+)
Offensive Security
The Offensive Security (OffSec) Certified Professional certification demonstrates your ability to ethically identify vulnerabilities, exploit systems, and escalate privileges.
- 1 occupation
- $1,749
Certification
OffSec Web Expert (OSWE)
Offensive Security
The OffSec Web Expert certification demonstrates your ability to identify, exploit, and report on complex vulnerabilities within a real-world environment, culminating in the development of a custom exploit.
- 1 occupation
- $1,749
Certification
OffSec Wireless Professional (OSWP)
Offensive Security
The OffSec Wireless Professional certification demonstrates the ability to identify and exploit vulnerabilities in 802.11 networks
Certification
Offshore Corrosion Assessment Training (O-CAT) Certification
Association for Materials Protection and Performance
This in-person, hands-on program combines expert instruction, practical field-oriented training, and the required written and practical exams to validate your ability to inspect, evaluate, and plan maintenance for corrosion protection systems on fixed offshore structures.
Certification
Oracle AI Database Administration Professional
Oracle
The Oracle AI Database Administration Professional Certification recognizes advanced skills in deploying, managing, tuning, and securing Oracle AI Database environments. Candidates demonstrate expertise in multitenant architecture (CDBs/PDBs), RMAN backup and recovery, SQL performance tuning, and im …more
Certification
Oracle Cloud Infrastructure 2025 Architect Professional
Oracle
ce-dc3c569e-acee-4aef-b733-26d412038ab8Last matched Jun 9, 2026
Oracle Cloud Infrastructure 2025 Architect Professional certification is a Hands-on Performance based exam comprising of hands-on challenges and multiple choice questions. An Oracle Cloud Infrastructure 2025 Certified Architect Professional has demonstrated hands-on experience and knowledge required …more
Certification
Overhead Crane Certified Operator (OCCO)
United Brotherhood of Carpenters
The CICC offers a certification and the Overhead Certified Crane Operator (OCCO) designation to those candidates who meet the standards set forth by OSHA 1926 Subpart CC – Cranes and Derricks in Construction and OSHA 1910.179 Overhead and Gantry Cranes.
Certification
Overhead Crane Inspector
Crane Institute of America
The focus of this training program is the inspector’s role in overhead crane safety, compliance with OSHA and Industry standards, limiting liability exposures and preparation for OSHA inspections. The latest OSHA and ASME crane standards are thoroughly covered, inspection checklists are provided, an …more
Certification
Overhead Crane Operating Engineers Certification Program (OECP)
International Union of Operating Engineers
The Operating Engineers Certification Program (OECP) is designed to provide members of the International Union of Operating Engineers a means to obtain a valid and reliable certification that accurately assesses their competence in crane operations, thereby directly promoting a safer jobsite environ …more
Certification
Overhead Crane Operator
National Commission for the Certification of Crane Operators
Welcome to the CCO Overhead Crane Operator certification program. The NCCCO Overhead Crane Task Force that determined the content of these certification exams was made up of experts from all aspects of the crane industry—crane operators, training directors, managers, supervisors, manufacturers—who t …more
Certification
Overhead Crane Operator & Rigger/Signalperson
Crane Institute of America
Designed to instruct operators in the proper operating techniques and pre-operational inspection of overhead lifting devices.
Certification
PN Nutrition Certification
Precision Nutrition
In the PN Nutrition Certification, you’ll gain the knowledge, skills, and tools you need to confidently coach nutrition with anyone.
- 2 occupations
- $599
Certification
PV Installation Professional (PVIP)
North American Board of Certified Energy Practitioners
The PV Installation Professional (PVIP) Board Certification is considered the gold standard for PV professionals in the renewable energy industry. Recognized and demanded by organizations worldwide, the PVIP Board Certification validates your competence to perform in the role of PV Installation Prof …more
Certification
PV Installer Specialist (PVIS)
North American Board of Certified Energy Practitioners
The PV Installer Specialist (PVIS) Board Certification was designed for those who are highly competent with all aspects of PV installation processes, from installing DC and AC PV system conductors, raceways, system monitoring, control, and communication hardware to developing safety plans.
Certification
PV System Inspector (PVSI)
North American Board of Certified Energy Practitioners
The PV System Inspector (PVSI) Board Certification recognizes the advanced experience and skill of inspecting residential and commercial photovoltaic systems. This Board Certification is for those who are highly knowledgeable of PV systems, applicable codes and ordinances, and assessing the safety a …more
Certification
Palo Alto Networks Certified Cybersecurity Apprentice
Palo Alto Networks
This certification validates foundational knowledge and understanding in the areas of cybersecurity concepts, network fundamentals, endpoint security, security operations, network security, and cloud security.
- 2 occupations
- $150
Certification
Paramedic
National Registry of Emergency Medical Technicians
ce-a8a489b2-b3d4-4bd2-a01e-da43a2b21e74Last matched Jun 9, 2026
The Paramedic is an allied health professional whose primary focus is to provide advanced emergency medical care for critical and emergent patients who access the emergency medical system (EMS). This individual possesses the complex knowledge and skills necessary to provide patient care and transpor …more
- 2 occupations
- $175
Certification
Personal Fitness Trainer Certification
Aerobics and Fitness Association of America
ce-a92073fb-3a1c-4ae5-9444-fb068c6f70e8Last matched Jun 9, 2026
Your AFAA Personal Fitness Trainer online certification combines the most current science with over 35 years of experience and leadership in the fitness industry. We’ll cover these key topics to get you prepared. - The Human Body & Exercise Physiology - Behavior Modification and Communication Skill …more
- 2 occupations
- $499
Certification
Personal Protective Equipment (PPE)
National Coalition of Certification Centers (NC3)
The 3M Worker Health and Safety Awareness Program covers early education in workplace health and safety. The goal is to increase student knowledge of basic workplace health and safety principles, hazards encountered at work, and PPE examples.