The cheatsheet that lives where you study.
Pick a programming language and a topic and get a short, commented, copy-ready snippet. Thirty-four languages are covered: Python, JavaScript, TypeScript, Java, C, C++, C#, Go, Rust, PHP, Ruby, Swift, Kotlin, Bash, Lua, Dart, Scala, Perl, Haskell, Elixir, Julia, R, Zig, GDScript, MATLAB, SQL, Assembly, CSS, HTML, Git, Docker, Kubernetes, Terraform and Terminal.
Everything is offline — 372 curated snippets baked right into the widget, no API, no rate limits. Pin a specific card with URL params (?plang=python&topic=classes) so the exact syntax you're studying sits on your Notion page.
⚙️ Settings & Customization
- Theme
- Language
- Size
- Transparent background
- 🎨 Accent Color
Changes apply live — the embed link on the right and the preview above update instantly.
📖 How to embed in Notion
- Copy the embed link from the sidebar on the right.
- Open the Notion page you want the widget on and type
/embed. - Paste the link into the embed dialog and press
Embed link. - Drag the embed's bottom edge to resize it to taste.
🆕 What's new in v1.5
- ✦ 34 programming languages — 372 curated snippets
- ✦ New languages: GDScript, MATLAB, SQL, Assembly, CSS, HTML, Git, Docker, Kubernetes, Terraform and Terminal
- ✦ Topics now follow the language — SQL gets joins and transactions, CSS gets flexbox and grid, Git gets branches and undo
- ✦ Commented, copy-ready code cards
- ✦ Pin any card via URL params
- ✦ 21 UI languages with RTL support
- ✦ 100% offline — no API, no tracking
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