📑Free CSV & Tables Tools Online
Work with CSV files and tables: convert CSV to JSON and back, transpose tables, switch delimiters, and clean up spreadsheet data. Free table utilities in your browser.
6 free csv & tables tools below — pick one to get started.
CSV to JSON Converter Online – Free Table to JSON Tool
Business data often lives in spreadsheet exports and CSV text, while web applications, REST APIs, and database seed scripts frequently use structured JSON. Manually converting tabular rows into an array of JSON objects is slow and error-prone, especially across large datasets. This browser-based CSV to JSON converter reads the first row as column headers and converts each subsequent row into a structured JSON object. Paste your comma-delimited data into the editor, click "Convert to JSON", and copy the formatted result — or download it as a .json file — for use in development workflows. Conversion runs locally in your browser, so the entered data is not intentionally sent to our servers.
Change CSV Separator
Delimited text files come in diverse regional and software-specific formats. In North America, files standardly use commas, whereas European spreadsheets frequently rely on semicolons because commas serve as decimal points. Other data pipelines require pipes or tabs to prevent collisions with free-form text descriptions. Manually performing find-and-replace across delimited files frequently corrupts text fields that contain legitimate commas inside quotes. Change CSV Separator addresses this challenge by automatically analyzing the input to detect the active delimiter, respecting quoted fields, and re-exporting the table with your chosen separator. Change CSV Separator runs locally in your browser using client-side JavaScript. The tool does not intentionally send tabular rows or converted files to our servers.
CSV to TSV Converter
Comma-Separated Values and Tab-Separated Values are two of the most widely used plain-text formats for sharing tabular information. However, many terminal utilities, bioinformatics scripts, and spreadsheet clipboards expect tab delimiters rather than commas. Reformatting files manually or writing one-off scripts just to exchange data between applications creates unnecessary interruptions in your workflow. CSV to TSV provides a straightforward mechanism to convert comma-delimited rows into clean, tab-separated text that pastes cleanly into desktop spreadsheet software and command-line processing pipelines. CSV to TSV runs locally in your browser using client-side JavaScript. The tool does not intentionally send CSV lines or tab-separated output to our servers.
CSV to XML Converter
Spreadsheets and transactional exports are commonly saved as Comma-Separated Values, yet enterprise reporting systems, financial interchange formats, and legacy business software often mandate structured XML. Converting large tables row-by-row into nested XML elements is tedious and error-prone when done manually in text editors. CSV to XML solves this translation hurdle by using the first row of your CSV data as element tags and wrapping each subsequent record into individual row elements inside a root container. CSV to XML runs locally in your browser using client-side JavaScript. The tool does not intentionally send CSV tables or XML documents to our servers. This provides a direct, accessible path for data analysts and developers to bridge the gap between flat spreadsheets and XML-driven systems.
Transpose CSV
Data tables collected from reporting dashboards, survey exports, and financial ledgers often orient categories as rows and time periods as columns, or vice versa. When you need to switch this orientation to feed data into visualization charts, statistical models, or standardized database tables, manually transposing the grid in a spreadsheet can disrupt formatting and take significant time. Transpose CSV solves this layout challenge by rotating comma-separated tables 90 degrees, turning rows into columns and columns into rows. Transpose CSV runs locally in your browser using client-side JavaScript. The tool does not intentionally send CSV datasets or transposed matrices to our servers. This tool provides an easy, dependable way to reorganize tabular structures for reporting, comparison, and analysis.
CSV to SQL Converter
Database administrators and web developers regularly need to import flat spreadsheet records into relational databases like PostgreSQL, MySQL, or SQLite. Setting up bulk import pipelines or configuring database command-line utilities for a quick test table can be cumbersome and time-consuming. CSV to SQL eliminates this friction by converting comma-separated tables directly into executable SQL INSERT statements. The first row defines column names, while subsequent lines become individual value tuples with properly escaped quotation marks. CSV to SQL runs locally in your browser using client-side JavaScript. The tool does not intentionally send CSV records or generated SQL statements to our servers. This offers a rapid, reliable solution for generating seed migrations, populating test databases, and staging tabular data.