
Delivers structured data science and coding courses with interactive playgrounds, but focuses heavily on data analytics rather than general software engineering.
14DaysOfAI (100 School) records 26,006 monthly visits with +591.8% month-over-month growth and Free pricing. Coddy records 7,478,457 monthly visits with +17.8% growth and Freemium pricing.
Learn to code free with hands-on lessons and instant playgrounds
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | 100school.com | coddy.tech |
| Pricing Model | Free | Freemium |
| Monthly Visits | 26.01K (26,006) | 7.48M (7,478,457) |
| MoM Traffic Delta | +22.25K (+591.8%) | +1.13M (+17.8%) |
| Primary Market & Share | 🇬🇧 United Kingdom (79.5%) | 🇺🇸 United States (15.4%) |
| Direct Visits / mo | 17.97K | 3.13M |
| User Rating | 3.8 | 4.3 |
| Supported Platforms | Website | Website |

Daily 15-minute AI lessons that build real, practical skills
A new lesson lands in your inbox each weekday morning, designed to be completed in about 15 minutes.
Progresses from how AI models work, to building prompts and automations, to embedding AI into your daily workflow.
Lessons pair each concept with a real work task so you produce usable outputs, not just notes.
Everything runs through your existing email and whatever AI tools you already use; no installs or coding environment.
Learn to code free with hands-on lessons and instant playgrounds
Short, practice-first coding lessons that run directly in your browser, so you can start learning without installing a compiler or development environment.
Dedicated playgrounds for Python, JavaScript, C, C++, Java, SQL, React, Go, Swift and many other languages let you test snippets and experiment immediately after each lesson.
Structured curricula such as Software Engineer, Frontend, Full Stack, Backend, Data Analyst, Data Scientist, DevOps and game development bundle the skills employers actually ask for.
Streak-style daily coding challenges and progress tracking help learners build a consistent habit and stay motivated between longer courses.

Delivers structured data science and coding courses with interactive playgrounds, but focuses heavily on data analytics rather than general software engineering.
AI engineering courses, certificates, and the world's biggest AI newsletter
AI engineering courses, certificates, and the world's biggest AI newsletter

SpecialistTeaches computer science and logic through visual interactive puzzles and an AI tutor, but lacks traditional text-editor coding playgrounds.
SpecialistFocuses on hands-on browser-based Linux and DevOps labs with AI guidance, rather than general multi-language programming fundamentals.
SpecialistFocuses on hands-on browser-based Linux and DevOps labs with AI guidance, rather than general multi-language programming fundamentals.

The top AI news and how to apply it, in five minutes a day

Free courses, live events and community for building real AI skills
Free / Open-sourceFree open course for prompt engineering and AI security
Free / Open-sourceFree open course for prompt engineering and AI security

SpecialistKhan Academy's AI tutor and teaching assistant for guided, Socratic learning
SpecialistKhan Academy's AI tutor and teaching assistant for guided, Socratic learning
SpecialistYour personal AI tutor — generate a course on anything in seconds
SpecialistYour personal AI tutor — generate a course on anything in seconds
SpecialistConverts syllabi into interactive computer science labs and exams, but lacks Coddy's casual bite-sized curriculum.
SpecialistConverts syllabi into interactive computer science labs and exams, but lacks Coddy's casual bite-sized curriculum.

Escape tutorial hell by building real, portfolio-ready projects
Escape tutorial hell by building real, portfolio-ready projects

Learn Claude Code and ship real apps, sites, and income streams
Learn Claude Code and ship real apps, sites, and income streams