CodeTrain

CodeTrain

InferHaven
+

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About

CodeFriends is an interactive, browser-based coding and AI learning platform that makes mastering programming fast and hands-on. It features a real-time code editor, an AI-powered tutor, and live learning stats so you can jump straight into practice without installing any software. Expert-designed courses cover Python, web development (HTML/CSS/JavaScript), AI fundamentals, prompt engineering, and work automation, each with hundreds of lessons and embedded exercises. Hands-on projects let you launch websites or automations with one click and share live links instantly. Advanced tools include AI code generation for smarter coding, step-by-step lectures, digital textbooks with in-depth explanations, project versioning with rollback, one-click hosting, and downloadable code exports for portfolios. Institutions can access custom curricula, flexible online training, and an admin dashboard with AI-driven analytics to track learner progress.

About

CodeTrain is a training tool for engineers who ship with AI and can no longer explain everything they shipped. It takes a question, a repo, or an onboarding task and turns it into a short lesson of two to six steps against the real code. The learner types every line. The tutor plans the steps, runs the code, grades each attempt, and makes the step smaller when someone is stuck instead of handing over the answer outright. The free tier executes Python in the browser through Pyodide, so nothing leaves the machine and the tier costs almost nothing to run. Server-side sandboxes handle the shell and toolchain lessons. The control plane is FastAPI on Fly.io, the front end is static on Cloudflare Pages, auth is Clerk, billing is Stripe. Tutoring runs on Claude models by default, and bring-your-own-key is supported for Anthropic, Bedrock, Vertex, OpenAI-compatible endpoints, and Ollama, so a team can keep inference on infrastructure it already owns.

About

JavaScript is a scripting language and programming language for the web that enables developers to build dynamic elements on the web. Over 97% of the websites in the world use client-side JavaScript. JavaScript is one of the most important scripting languages on the web. Strings in JavaScript are contained within a pair of either single quotation marks '' or double quotation marks "". Both quotes represent Strings but be sure to choose one and STICK WITH IT. If you start with a single quote, you need to end with a single quote. There are pros and cons to using both IE single quotes tend to make it easier to write HTML within Javascript as you don’t have to escape the line with a double quote. Let’s say you’re trying to use quotation marks inside a string. You’ll need to use opposite quotation marks inside and outside of JavaScript single or double quotes.

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Supported
On-Premises Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Supported

Audience

Educational institutions in search of a tool to learn coding and AI through interactive exercises, real projects, and instant AI feedback

Audience

Developer teams shipping AI assisted code, or in need of onboarding / ramping acceleration, and individuals who want to learn or upskill their programming abilities.

Audience

Web developers and anyone looking for a mobile solution for running and developing web content

Support

Phone Support Not Supported
24/7 Live Support Supported
Online Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Not Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Not Supported

API

Offers API Not Supported

API

Offers API Not Supported

API

Offers API Not Supported

Screenshots and Videos

Screenshots and Videos

Screenshots and Videos

Pricing

$11 per month
Free Version Not Supported
Free Trial Supported

Pricing

$24/month
Free tier - 10 lessons/m - $0/m
Pro tier - 20x usage + repo mode - $24/m
Team tier - onboarding / team dashboard - $32 per seat/m
Free Version Supported
Free Trial Not Supported

Pricing

Free
Free Version Supported
Free Trial Not Supported

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation Supported
Webinars Not Supported
Live Online Supported
In Person Not Supported

Training

Documentation Not Supported
Webinars Not Supported
Live Online Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

CodeFriends
United States
www.codefriends.net

Company Information

InferHaven
Founded: 2026
United States
codetrain.ai

Company Information

JavaScript
Founded: 1995
United States
javascript.com

Alternatives

Alternatives

Alternatives

AssemblyScript

AssemblyScript

The AssemblyScript Project
Elice LXP

Elice LXP

Elice

Categories

Categories

Categories

Technical Skills Development Features

Analytics Supported
Career Coaching Not Supported
Discussions Not Supported
Exercises and Projects Supported
Offline Usage Supported
Quizzes & Assessments Supported
Videos Not Supported

Integrations

AskCodi Not Supported
Claude Opus 3 Not Supported
CodeFriends Not Supported
Cody Not Supported
CybeDefend Not Supported
ERNIE 4.5 Turbo Not Supported
Frameium Not Supported
GitHub Copilot Not Supported
Grok 4.3 Not Supported
HtmlUnit Not Supported
Interview Coder Not Supported
Llama 4 Maverick Not Supported
Mimrr Not Supported
RASON Not Supported
Restack Not Supported
Scrape.do Not Supported
Sonatype SBOM Manager Not Supported
TxContact Not Supported
UltraBot Manager Not Supported
amCharts Not Supported

Integrations

AskCodi Not Supported
Claude Opus 3 Not Supported
CodeFriends Not Supported
Cody Not Supported
CybeDefend Not Supported
ERNIE 4.5 Turbo Not Supported
Frameium Not Supported
GitHub Copilot Not Supported
Grok 4.3 Not Supported
HtmlUnit Not Supported
Interview Coder Not Supported
Llama 4 Maverick Not Supported
Mimrr Not Supported
RASON Not Supported
Restack Not Supported
Scrape.do Not Supported
Sonatype SBOM Manager Not Supported
TxContact Not Supported
UltraBot Manager Not Supported
amCharts Not Supported

Integrations

AskCodi Supported
Claude Opus 3 Supported
CodeFriends Supported
Cody Supported
CybeDefend Supported
ERNIE 4.5 Turbo Supported
Frameium Supported
GitHub Copilot Supported
Grok 4.3 Supported
HtmlUnit Supported
Interview Coder Supported
Llama 4 Maverick Supported
Mimrr Supported
RASON Supported
Restack Supported
Scrape.do Supported
Sonatype SBOM Manager Supported
TxContact Supported
UltraBot Manager Supported
amCharts Supported
Claim CodeFriends and update features and information
Claim CodeFriends and update features and information
Claim CodeTrain and update features and information
Claim CodeTrain and update features and information
Claim JavaScript and update features and information
Claim JavaScript and update features and information