Format-to-format tools for clean handoffs.

CSV → JSONTurn CSV rows into JSON records locally in the browser.
JSON → CSVConvert JSON arrays into CSV for spreadsheets and tools.
CSV → ParquetExport CSV data into columnar Parquet files.
Parquet → CSVFlatten Parquet datasets back into shareable CSV files.
JSON → ParquetTransform structured JSON data into Parquet.
Parquet → JSONInspect Parquet as JSON without leaving the browser.
CSV → Markdown TableGenerate markdown tables from CSV instantly.

Viewers & compare

Inspect, search, and spot differences locally.

ПросмотрOpen large CSV files in a fast local-first data grid.
СравниватьReview two CSV files side by side without uploads.
Просмотр ExcelInspect old Excel files directly in the browser.
Просмотр ParquetPreview Parquet columns and rows with grid controls.

Excel workflows

Move between CSV/Excel/JSON while staying in-browser.

CSV → ExcelConvert CSV into Excel-ready files for office workflows.
Эксель → CSVExtract CSV from legacy Excel spreadsheets.
JSON → ExcelCreate Excel output from structured JSON data.

Learn & product

Docs, hubs, and key pages.

РуководстваRead practical guides for CSV cleanup and conversion.
ИнструментыBrowse the full tool library by workflow and category.
БлогExplore articles about file workflows and privacy.
КонфиденциальностьSee how local-first processing protects your data.
УсловияReview terms for the product and website.

Color tools, generators, and gallery-style inspiration.

Color palette generatorBuild palettes and explore combinations for brand work.
Gradient generatorCreate bold gradients for interfaces and assets.
Trending palettesBrowse popular palette collections and ideas.
Trending gradientsScan standout gradients curated from the gallery.

Local-first converters, viewers, and file tools

Local-first tools

Table tool directory

Convert, compare, and review tabular files in your browser. Use the categories below to find the right workflow fast—without uploading sensitive data to unknown servers.

Converters

CSV → JSON
JSON → CSV
CSV → Parquet
Parquet → CSV
JSON → Parquet
Parquet → JSON
CSV → Markdown Table

Viewers & compare

Просмотр
Сравнивать
Просмотр Excel
Просмотр Parquet

Excel workflows

CSV → Excel
Эксель → CSV
JSON → Excel

Learn & product

Руководства
Инструменты
Блог
Конфиденциальность
Условия

Color

Color palette generator
Gradient generator
Trending palettes
Trending gradients

Table

Файл обрабатывается на этом устройстве; мы не отправляем его на серверы. Правки сохраняются локально в браузере. Очистка удаляет их с устройства. Конфиденциальность Условия

© 2026 Table. All rights reserved.

Просмотрщик и редактор CSV в JSON

Импортируйте CSV-файл (до 200 МБ, загружено максимум 50,000 строк).

Требуется строка заголовка, действуют те же правила, что и для основного средства просмотра CSV.