What Is the VS Code Snippet Generator?
The VS Code Snippet Generator is a free, browser-based developer tool that helps you build Visual Studio Code snippets without hand-writing JSON. You type a snippet body using VS Code's snippet syntax (tabstops, placeholders, variables, choices, and transforms), and the tool previews the expansion live, validates it, and exports a ready-to-use .code-snippets file. Everything runs locally in your browser — no account, no uploads, no server.
Features
- Visual builder: Edit the name, trigger prefix, description, language scope, category, and tags in one place
- Bidirectional JSON: Toggle to a raw JSON editor that stays in sync with the visual form — fix either side
- Live expansion preview: Step through tabstops, placeholders, choices, and variables exactly as VS Code will insert them
- Snippet simulator: Type sample values for each placeholder and variable to see the final expanded output
- Visual builders: Insert placeholders, choices, and regex transforms (uppercase, camelCase, kebab-case, and more) without memorizing syntax
- Variable explorer: Browse every VS Code variable by category with descriptions and example values, insert with one click
- Validation: Catch duplicate prefixes, unbalanced braces, numbering gaps, and unknown variables with actionable fixes
- Templates: Start from 15+ ready-made snippets for React, Next.js, Express, Jest, Docker, Kubernetes, and more
- Conflict detection: Flags snippets that share the same prefix so your triggers never collide
- Collections: Manage many snippets together, reorder, favorite, and export as a single
.code-snippetsfile - Import / export: Load an existing
.code-snippetsfile or download your collection instantly
How to Use the VS Code Snippet Generator
1. Build a snippet
Fill in the Snippet Name (e.g. For Loop), a Prefix that triggers the snippet (e.g. for-loop), an optional Description shown in IntelliSense, and an optional Scope to limit the snippet to one language (javascript, python, typescript, and more).
2. Write the snippet body
The body uses VS Code snippet syntax:
| Syntax | Meaning |
|---|---|
$1, $2 |
Tabstops — cursor positions you Tab through |
$0 |
Final cursor position |
${1:label} |
Placeholder with default text you can overwrite |
$TM_FILENAME |
A VS Code variable filled from editor context |
| `${1 | one,two,three |
${1/foo/bar/g} |
A regex transform applied to a tabstop |
Example body for a for-loop:
for (let ${1:index} = 0; ${1:index} < ${2:count}; ${1:index}++) {
${0}
}3. Preview and export
The Expansion Preview shows how the snippet will look when triggered. Use Renumber to normalize tabstops, then open the Export panel to copy the JSON or download a .code-snippets file. Drop the file into your project's .vscode folder and type the prefix + Tab in the editor to insert it.
VS Code Snippet Variable Reference
Variables are resolved by VS Code at insert time from the current editor context:
| Variable | Description |
|---|---|
TM_SELECTED_TEXT |
The currently selected text |
TM_CURRENT_LINE |
The content of the current line |
TM_CURRENT_WORD |
The word under the cursor |
TM_LINE_INDEX |
Zero-based line number |
TM_LINE_NUMBER |
One-based line number |
TM_FILENAME |
The current file's name |
TM_FILENAME_BASE |
The file name without extension |
TM_DIRECTORY |
The directory of the current file |
TM_FILEPATH |
The full file path |
RELATIVE_FILEPATH |
The relative file path |
CLIPBOARD |
The contents of the clipboard |
WORKSPACE_NAME |
The name of the open workspace |
WORKSPACE_FOLDER |
The path of the workspace folder |
CURSOR_INDEX |
Zero-based cursor number |
CURSOR_NUMBER |
One-based cursor number |
Frequently Asked Questions
What is a VS Code snippet?
A VS Code snippet is a reusable template inserted into your code by typing a prefix and pressing Tab. Snippets can contain literal text plus special syntax for tabstops, placeholders, the final cursor, variables, choices, and transforms. They are stored in .code-snippets JSON files.
How do I use a generated snippet in VS Code?
Click Export to download a .code-snippets file, then place it in your project's .vscode folder or your global user snippets directory. Type the snippet's prefix and press Tab to expand it. The optional scope field limits a snippet to a specific language.
What is the difference between a tabstop, a placeholder, and a variable?
A tabstop ($1, $2, $0) marks where the cursor lands as you press Tab. A placeholder (${1:label}) is a tabstop with default text you can overwrite. A variable ($TM_FILENAME, $TM_SELECTED_TEXT, and so on) is filled in by VS Code from the editor context at insert time.
Can I create a snippet collection with multiple snippets?
Yes. The tool manages a collection of named snippets. You can add, duplicate, reorder, search, and delete snippets, then export them all together as a single .code-snippets file. It also detects when two snippets share the same prefix so you can avoid trigger conflicts.
Does the VS Code Snippet Generator send my data to a server?
No. Everything runs entirely in your browser. Your snippets are saved locally in your browser's storage and never leave your computer. There is no account, no login, and no upload step.
Is the VS Code Snippet Generator free?
Yes, completely free. There are no limits, no signup, and no hidden costs. All generation, preview, and export happen client-side on your machine.
Related Tools
- JSON Formatter — Pretty-print and validate your generated snippet JSON
- JSON Schema GUI Builder — Build JSON schemas visually
- JSON to YAML — Convert snippet JSON to YAML for config files
- JSON to CSV — Flatten snippet collections into CSV
- JSON Transform — Reshape snippet data with transforms
- JSON Schema to TypeScript — Generate types from your schemas