Turn any knowledge into study cards. The software is open source & free; build your own 10K Elephants Card or buy premium ones.
万象卡 means "all-encompassing" — any knowledge can become a card. The English name 10K Elephants Card is a literal-translation Easter egg of 万象.
Pre-built, AI-assisted decks — one-time purchase. Click one to try the real tool.
Open-source decks — click one to try the real tool.
Open source & free; build your own mini-tools and deck data — style and content fully customizable.
Free 10K Elephants Card come from the open-source project; self-hostable, no subscription, no feature locks.
Buy pre-built, AI-assisted premium 10K Elephants Card (HSK / English vocabulary).
10K Elephants Card $2.99 – $9.99 USD
One-time purchase, no subscription
10K Elephants Card from $2.99 USD
Anki is powerful but steep to learn, and customizing it costs a lot of effort.
Generic memory software hard-codes one study rhythm that doesn't fit every subject.
A flexible spaced-review algorithm — no forced memory pace. You decide what and when to review.
Structured study for every scenario: language, general knowledge, logic, skills, and loose facts.
Build your own mini-tools and deck data — style and content fully your own, free and stored locally.
Or buy pre-built, AI-assisted premium 10K Elephants Card from the author.