UD5 Toolkit
CSV Data Filter & Query - Online Spreadsheet WHERE Clause
Load a CSV file and filter rows using basic expressions (e.g., age > 30). Supports AND/OR conditions. Export filtered result as CSV. All in browser.
Tag: Query Tools - Data Retrieval
9+ toolsJSON Query Playground - Online jq‑style Filtering
Paste a JSON array and filter/transform it using a simple path expression. Extract nested values without code. Local.
CSV Row Filter & Query - Online WHERE Clause
Paste a CSV and write a simple expression to filter rows (e.g., age > 30). See the filtered table and export. Client‑side.
Permissions Query API Demo - Online Check All APIs
Query the permission state of camera, microphone, geolocation, and more. See the response and learn the API.
SQL CRUD Query Generator - Online SELECT INSERT UPDATE DELETE
Fill in a table name and columns, and the tool writes the correct SQL INSERT, UPDATE, DELETE, and SELECT queries. For quick scaffolding.
SQL Query Formatter - Online Prettify & Highlight
Upload ugly SQL and get a beautifully indented, syntax‑highlighted version. Supports multiple dialects. All local.
GraphQL Query Builder - Online Visual Construct Request
Build a GraphQL query by selecting fields and nesting visually. Copy the built query string. For learning and fast prototyping.
GraphQL Playground - Online Query & Schema Explorer
Execute GraphQL queries against any endpoint with variables and headers. Explore schema via introspection. All requests made directly from your browser.
SQL Formatter & Beautifier - Online SQL Query Cleaner
Format and beautify SQL queries for improved readability. Supports various SQL dialects. Quick syntax highlighting and local processing ensure a secure experience.