The Minimalist Syntax for Technical Mastery

Build interactive 3D flashcards as fast as you can type

Start Building for FreeView Demo
Try it now

Edit live. See instantly.

Type in the editor and watch your flashcards appear in real-time. No sign-up required.

cardforge.parsercheck_circle3 cards parsed
1
2
3
4
5
6
7
8
+ Question- AnswerLive · No saving

Live Preview

Click a card to flip it

3 Cards
Question
What is a Closure in JavaScript?
Tap to revealvisibility
Answer
A closure is a function that retains access to its lexical scope, even when executed outside that scope.
Question
Explain Big O notation.
Tap to revealvisibility
Answer
Mathematical notation describing how an algorithm's time or space requirements scale with input size.
Question
What does REST stand for?
Tap to revealvisibility
Answer
Representational State Transfer. A stateless architecture for distributed hypermedia systems.
add_circle

Add more cards in the editor

auto_awesome

Syntax Guide

+ Question text

Defines the front of the card

- Answer text

Defines the back of the card

![Alt](https://image.url/file.png)

Embeds an image at container width

edit_note

Shorthand Syntax

No more complex UIs or multi-step forms. Write your cards as simple text blocks and let CardForge handle the rest.

visibility

Live Preview

See your changes instantly in a split-pane view. Every stroke of the keyboard updates your 3D card layout in real-time.

data_object

JSON Export

Own your data forever. Export your entire library as raw JSON to use in your own apps or back up your progress.

Flashcards as Code

Treat your learning material like your source code. Version control your knowledge with Git, collaborate with teammates via PRs, and maintain a high-density, text-first knowledge base.

check_circleGIT INTEGRATION
check_circlePLAIN TEXT SYNTAX
cardforge_decks.jsoncontent_copy
{
  "title": "Algorithms",
  "color": "#4648d4",
  "tags": [
    "CS",
    "Theory"
  ],
  "cards": [
    {
      "front": "Merge Sort complexity",
      "back": "O(n log n) in all cases"
    },
    {
      "front": "What is a hash collision?",
      "back": "When two keys map to the same index"
    }
  ],
  "created_at": "2026-05-04T10:00:00Z"
}

Ready to Master Your Craft?

Join 10,000+ developers leveling up their technical skills with CardForge.

Get StartedView Examples