Online File and Data Conversion Tools

Conversion & Encoding

7Z to GZ Converter

Convert 7Z archive to GZ format (requires 7zip command)

Conversion & Encoding

7Z to TAR Converter

Convert 7Z archive to TAR format (requires 7zip command)

Conversion & Encoding

7Z to ZIP Converter

Convert 7Z archive to ZIP format (requires 7zip command)

Math, Date & Finance

Angle Unit Converter

Convert between different angle units (degrees, radians, gradians, minutes, seconds, etc.)

Math, Date & Finance

Area Unit Converter

Convert between different area units (square meters, square feet, acres, hectares, etc.)

Conversion & Encoding

ASCII85 Converter

Encode and decode text to/from ASCII85 format (Adobe version)

Conversion & Encoding

Atbash Cipher

Encode and decode text using Atbash substitution cipher (reverses the alphabet)

Conversion & Encoding

Avro Converter

Encode and decode data to/from Avro data serialization format with schema support

Conversion & Encoding

Base32 Converter

Encode and decode text to/from Base32 format with multiple variants

Conversion & Encoding

Base45 Converter

Encode and decode text to/from Base45 format (RFC 9285)

Conversion & Encoding

Base58 Converter

Encode and decode text to/from Base58 format with Bitcoin and Ripple variants

Conversion & Encoding

Base62 Converter

Encode and decode text to/from Base62 format (0-9, A-Z, a-z)

Conversion & Encoding

Base64 Converter

Encode and decode data to/from Base64 format with URL-safe options

Conversion & Encoding

Base64 Encoder/Decoder

Encode and decode Base64 strings

Conversion & Encoding

Base91 Converter

Encode and decode text to/from Base91 format (ascii+basE91 algorithm)

Conversion & Encoding

Braille Converter

Convert text to Braille Unicode characters or decode Braille to text

Conversion & Encoding

BSON Converter

Encode and decode data to/from BSON (Binary JSON) format

Math, Date & Finance

Byte to MB

Convert bytes to megabytes using the decimal MB standard with configurable precision

Conversion & Encoding

CBOR Converter

Encode and decode data to/from CBOR (Concise Binary Object Representation) format

Math, Date & Finance

Celsius to Fahrenheit

Convert Celsius to Fahrenheit with configurable decimal precision

Math, Date & Finance

CM to Inches

Convert centimeters to inches with configurable decimal precision

Design & Color

Grayscale Converter

Convert colors to grayscale with multiple conversion methods and intensity control

Utilities & Productivity

Coordinate DMS Converter

Convert latitude and longitude between decimal degrees and degrees-minutes-seconds (DMS) format

Conversion & Encoding

CSON to JSON Converter

Convert CSON (CoffeeScript Object Notation) data to JSON format

Conversion & Encoding

CSV to Excel Converter

Convert CSV data to Excel format with customizable parsing and formatting options

Conversion & Encoding

CSV to HTML Table

Convert CSV data to HTML table format

Conversion & Encoding

CSV to JSON Converter

Convert CSV data to JSON format with customizable parsing options

Conversion & Encoding

CSV to Markdown

Convert CSV data to Markdown table format

Conversion & Encoding

CSV Protobuf Converter

Convert between CSV and Protocol Buffers (Protobuf) formats

Conversion & Encoding

CSV to XML Converter

Convert CSV data to XML format with customizable formatting options

Math, Date & Finance

Data Storage Unit Converter

Convert between different data storage units (bit, byte, KB, MB, GB, TB, etc.)

Conversion & Encoding

Date Formatter

Convert date strings to various formatted date formats

Math, Date & Finance

Density Unit Converter

Convert between different density units (kg/m³, g/cm³, lb/ft³, etc.)

Conversion & Encoding

EDN to JSON Converter

Convert EDN (Extensible Data Notation) data to JSON format

Math, Date & Finance

Energy Unit Converter

Convert between different energy units (joules, calories, kilowatt-hours, BTU, etc.)

Conversion & Encoding

Excel to CSV Converter

Convert Excel file to CSV format, extracting data from the first worksheet

Conversion & Encoding

Excel to HTML Table Converter

Convert Excel file to HTML table format, extracting data from the first worksheet

Conversion & Encoding

Excel to JSON Converter

Convert Excel file to JSON format, extracting data from the first worksheet

Conversion & Encoding

Excel to Markdown Converter

Convert Excel file to Markdown table format, extracting data from the first worksheet

Conversion & Encoding

Excel to XML Converter

Convert Excel file to XML format, extracting data from the first worksheet

Conversion & Encoding

Excel to .xlsx Converter

Convert .xls files to .xlsx format. Note: Only supports converting old .xls files to new .xlsx format.

Math, Date & Finance

Fahrenheit to Celsius

Convert Fahrenheit to Celsius with configurable decimal precision

Math, Date & Finance

Feet to Meter

Convert feet to meters with configurable decimal precision

Utilities & Productivity

File Encoding Converter

Convert file encoding with auto-detection support between UTF-8, GBK, ISO-8859-1 and other character encodings

Math, Date & Finance

Force Unit Converter

Convert between different force units (newton, pound-force, kilogram-force, dyne, etc.)

Math, Date & Finance

Fraction Decimal Converter

Convert between fractions and decimals with support for mixed numbers, improper fractions, and various decimal formats

Text & Writing

Fullwidth to Halfwidth Converter

Convert fullwidth characters to halfwidth characters for proper text formatting

Charts & Visualization

Funnel Chart Generator

Generate customizable funnel charts from data, perfect for showing conversion rates, sales pipelines, and process flows

Math, Date & Finance

GB to MB

Convert gigabytes to megabytes using the decimal storage standard with configurable precision

Conversion & Encoding

GeoJSON to GPX Converter

Convert GeoJSON format to GPX (GPS Exchange Format) format

Conversion & Encoding

GeoJSON to KML Converter

Convert GeoJSON format to KML (Keyhole Markup Language) format

Conversion & Encoding

GeoJSON to OSM Converter

Convert GeoJSON format to OpenStreetMap (OSM) XML format

Developer & Web

Glob to Regex

Convert file matching patterns (Glob) to regular expressions

Conversion & Encoding

GPX to GeoJSON Converter

Convert GPX (GPS Exchange Format) to GeoJSON format

Conversion & Encoding

GraphQL to JSON Converter

Convert GraphQL query or response data to JSON format

Conversion & Encoding

GZ to 7Z Converter

Convert GZ archive to 7Z format (requires 7zip command)

Conversion & Encoding

GZ to TAR Converter

Convert GZ archive to TAR format (requires 7zip command)

Conversion & Encoding

GZ to ZIP Converter

Convert GZ archive to ZIP format (requires 7zip command)

Text & Writing

Halfwidth to Fullwidth Converter

Convert halfwidth characters to fullwidth characters for CJK text formatting

Conversion & Encoding

HCL-JSON Converter

Convert between HashiCorp Configuration Language (HCL) and JSON formats for Terraform configurations

Conversion & Encoding

HCL-TOML Converter

Convert between HashiCorp Configuration Language (HCL) and TOML formats for infrastructure configurations

Conversion & Encoding

HCL-YAML Converter

Convert between HashiCorp Configuration Language (HCL) and YAML formats for Terraform configurations

Conversion & Encoding

Hex/Unicode Converter

Convert characters to/from hex (\xXX) and Unicode (\uXXXX) escape sequences

Conversion & Encoding

Hosts File Editor

Parse, validate, and format hosts file entries

Conversion & Encoding

HTML Table to CSV

Extract and convert HTML table data to CSV format

Conversion & Encoding

HTML to Markdown Converter

Convert HTML content to Markdown format with customizable options using Turndown

Design & Color

Image Processor

Process images with various operations like resize, crop, format conversion, and optimization

Images, Audio & Video

Image Resizer

Professional image resizing tool with multiple resize methods, aspect ratio preservation, and format conversion, supporting GIF/Animated WebP/APNG and JPEG/PNG/WEBP.

Math, Date & Finance

Inches to CM

Convert inches to centimeters with configurable decimal precision

Developer & Web

Integer to IPv4

Convert integers to IPv4 addresses. Supports batch conversion of multiple integers.

Conversion & Encoding

Ion Converter

Encode and decode data to/from Ion (Amazon Ion) binary format

Developer & Web

IPv4 to Integer

Convert IPv4 addresses to integers. Supports batch conversion of multiple addresses.

Conversion & Encoding

JSON Formatter

Format and validate JSON data

Developer & Web

JSON Schema to Zod Schema Converter

Convert JSON Schema JSON/YAML definitions into ready-to-use Zod schemas with nested objects, arrays, enums, and common validation rules

Conversion & Encoding

JSON to CSON Converter

Convert JSON data to CSON (CoffeeScript Object Notation) format

Conversion & Encoding

JSON to CSV Converter

Convert JSON data to CSV format with customizable formatting options

Conversion & Encoding

JSON to EDN Converter

Convert JSON data to EDN (Extensible Data Notation) format

Conversion & Encoding

JSON to GraphQL Converter

Convert JSON data to GraphQL query format

Conversion & Encoding

JSON to Markdown

Convert JSON data to Markdown format

Conversion & Encoding

JSON to XML Converter

Convert JSON data to XML format with customizable formatting options

Conversion & Encoding

JSON Visualizer

Visualize and edit JSON data with interactive forms and real-time updates

Math, Date & Finance

KG to LB

Convert kilograms to pounds with configurable decimal precision

Math, Date & Finance

KM to Miles

Convert kilometers to miles with configurable decimal precision

Math, Date & Finance

KMH to MPH

Convert kilometers per hour to miles per hour with configurable decimal precision

Conversion & Encoding

KML to GeoJSON Converter

Convert KML (Keyhole Markup Language) format to GeoJSON format

Math, Date & Finance

LB to KG

Convert pounds to kilograms with configurable decimal precision

Math, Date & Finance

Length Unit Converter

Convert between different length units (meters, feet, inches, miles, etc.)

Conversion & Encoding

Markdown to CSV

Convert Markdown table data to CSV format

Conversion & Encoding

Markdown to HTML Converter

Convert Markdown text to HTML with customizable formatting options using Showdown

Conversion & Encoding

Markdown to JSON

Convert Markdown data to JSON format

Conversion & Encoding

Markdown to Plain Text

Convert Markdown formatted text to plain text by removing all Markdown syntax and formatting

Math, Date & Finance

MB to GB

Convert megabytes to gigabytes using the decimal storage standard with configurable precision

Math, Date & Finance

Meter to Feet

Convert meters to feet with configurable decimal precision

Math, Date & Finance

Miles to KM

Convert miles to kilometers with configurable decimal precision

Math, Date & Finance

MPH to KMH

Convert miles per hour to kilometers per hour with configurable decimal precision

Conversion & Encoding

MessagePack Converter

Encode and decode data to/from MessagePack binary serialization format

Conversion & Encoding

Netrc Parser

Parse and convert Netrc file format to JSON

Conversion & Encoding

Number to Chinese

Convert Arabic numerals to Chinese uppercase numbers and currency format

Conversion & Encoding

Number to Words Converter

Convert numbers to words in multiple languages

Conversion & Encoding

OSM to GeoJSON Converter

Convert OpenStreetMap (OSM) XML data to GeoJSON format

Documents & PDF

PDF to Image Converter

Convert PDF documents to high-quality images. Supports single page or batch conversion with customizable settings for format, quality, and dimensions.

Math, Date & Finance

Pressure Unit Converter

Convert between different pressure units (pascal, bar, psi, atmosphere, etc.)

Conversion & Encoding

Properties to JSON Converter

Convert Java Properties file format to JSON

Conversion & Encoding

Protobuf Converter

Encode and decode data to/from Protocol Buffers (Protobuf) binary format

Conversion & Encoding

Punycode Decoder

Decode Punycode (ASCII) domain names to international domain names (IDN)

Conversion & Encoding

Punycode Encoder

Encode international domain names (IDN) to ASCII (Punycode)

Conversion & Encoding

Quoted-Printable Decoder

Decode Quoted-Printable format to plain text

Conversion & Encoding

Quoted-Printable Encoder

Encode text to Quoted-Printable format (used in email MIME)

Conversion & Encoding

RC4 Stream Cipher

Encrypt and decrypt text using RC4 stream cipher with a key

Math, Date & Finance

Roman Numeral Converter

Convert between Arabic numbers and Roman numerals with validation and detailed results

Conversion & Encoding

ROT13 Cipher

Encode and decode text using ROT13 substitution cipher (rotates letters by 13 positions)

Conversion & Encoding

ROT47 Cipher

Encode and decode text using ROT47 cipher (rotates all printable ASCII characters by 47 positions)

Conversion & Encoding

Smile Converter

Encode and decode data to/from Smile (binary JSON) format

Math, Date & Finance

Speed Unit Converter

Convert between different speed units (m/s, km/h, mph, knot, mach, etc.)

Design & Color

sRGB to RGB Converter

Convert sRGB color values to RGB format for color space conversion

Conversion & Encoding

SSH Config Parser

Parse and convert SSH configuration file to JSON format

Conversion & Encoding

TAR to 7Z Converter

Convert TAR archive to 7Z format (requires 7zip command)

Conversion & Encoding

TAR to GZ Converter

Convert TAR archive to GZ format (requires 7zip command)

Conversion & Encoding

TAR to ZIP Converter

Convert TAR archive to ZIP format (requires 7zip command)

Math, Date & Finance

Temperature Unit Converter

Convert between different temperature units (Celsius, Fahrenheit, Kelvin, Rankine)

Conversion & Encoding

Text Encryptor/Decryptor

Simple text encryption and decryption using various algorithms

Documents & PDF

Text File to PDF Converter - 文本文件转PDF转换器

Convert text files (.txt, .md, .csv, etc.) to PDF documents with customizable formatting and encoding support

AI & Generators

AI Text Style Converter - Writing Assistant

Intelligently convert text between different writing styles. Perfect for emails, articles, reports, and various content types

Conversion & Encoding

Text to Excel Converter

Convert various text formats to Excel with customizable parsing and formatting options

Conversion & Encoding

Text to JSON Converter

Convert various text formats to JSON with customizable parsing options

Documents & PDF

Text to PDF Converter - 文本转PDF转换器

Convert text content to PDF documents with customizable formatting, fonts, and page settings

Conversion & Encoding

Text to XML Converter

Convert various text formats to XML with customizable structure and formatting options

Math, Date & Finance

Time Unit Converter

Convert between different time units (seconds, minutes, hours, days, weeks, etc.)

Utilities & Productivity

Time Zone Converter

Convert time between different time zones around the world

Conversion & Encoding

TOML-JSON Converter

Convert between TOML and JSON formats with support for comments and complex data structures

Conversion & Encoding

TOML-YAML Converter

Convert between TOML and YAML formats with support for complex data structures and configuration files

Conversion & Encoding

UBJSON Converter

Encode and decode data to/from UBJSON (Universal Binary JSON) format

Conversion & Encoding

Vigenère Cipher

Encode and decode text using Vigenère cipher with a keyword

Math, Date & Finance

Volume Unit Converter

Convert between different volume units (liters, gallons, cups, cubic meters, etc.)

Math, Date & Finance

Weight Unit Converter

Convert between different weight units (kilograms, pounds, ounces, grams, etc.)

Conversion & Encoding

XLSX API To Sheet

Fetch JSON from REST or GraphQL API and write mapped records into an Excel sheet with automatic pagination

Conversion & Encoding

XLSX Append Incremental

Append new rows incrementally and emit next processing cursor based on time or primary-key column

Conversion & Encoding

XLSX Chart Embedder

Embed generated chart images into Excel workbooks using workbook data ranges for bar or pie chart reports

Conversion & Encoding

XLSX Column Mapper

Rename, reorder, and drop Excel columns with alias matching and case/whitespace normalization

Conversion & Encoding

XLSX Conditional Formatting Rule

Batch-apply conditional formatting rules such as threshold highlights, data bars, and color scales to Excel worksheets

Conversion & Encoding

XLSX CSV Batch Converter

Batch convert CSV/TSV to XLSX or convert XLSX back to CSV/TSV with delimiter and encoding handling

Conversion & Encoding

XLSX CSV Detect Normalize

Auto-detect CSV delimiter/encoding (UTF-8/GBK), normalize the table, and import to XLSX/CSV

Conversion & Encoding

XLSX Data Validation Dropdown

Batch-create dropdowns, dependent cascading dropdowns, and input prompts in Excel workbooks using data validation rules

Conversion & Encoding

XLSX Dedicated Index Sheet

Generate an index sheet for workbook with links to each sheet and core statistics

Conversion & Encoding

XLSX Dynamic Report Builder

Programmatically build dynamic Excel reports with multi-level merged headers, grouped subtotal, and dynamic columns

Conversion & Encoding

XLSX Formula Injector

Fill formulas down worksheet columns and optionally lock formula cells for protected, template-friendly Excel workbooks

Conversion & Encoding

XLSX Freeze Pane Manager

Freeze top rows/left columns automatically and apply row or column outline groups for easier spreadsheet reading

Conversion & Encoding

XLSX HTML Table Preview

Render an Excel range to HTML table for web preview with merged cells and basic background colors

Conversion & Encoding

XLSX Invoice Generator

Generate professional invoice/quotation workbooks with auto totals, tax calculations, and company logo embedding

Conversion & Encoding

XLSX JSON Transformer

Bidirectional conversion between JSON arrays and Excel sheets, with nested object flattening and restoration

Conversion & Encoding

XLSX KPI Dashboard Generator

Generate a KPI dashboard workbook with metric cards, trend table, and conditional warning formatting

Conversion & Encoding

XLSX Markdown Table Exporter

Convert a selected Excel range or whole sheet into Markdown table format

Conversion & Encoding

XLSX Multi Sheet Splitter

Split a multi-sheet workbook into independent files by sheet name, with ZIP output

Conversion & Encoding

XLSX Multi-Tab Report Pack

Generate one workbook containing multiple report tabs: overview, details, anomalies, and dictionary

Conversion & Encoding

XLSX Named Range Injector

Create or update workbook-level named ranges so formulas, validations, and reusable templates can reference stable Excel names

Conversion & Encoding

XLSX Parquet Exporter

Export worksheet data to Parquet and/or NDJSON for data lake and data warehouse pipelines

Conversion & Encoding

XLSX Print Setup Pack

Apply paper, margins, scaling, repeating titles, and header/footer print settings to Excel workbooks in one pass

Conversion & Encoding

XLSX Range Extractor

Extract a specific sheet/range/named-range from Excel into JSON with coordinates or record objects

Conversion & Encoding

XLSX S3 Batch Processor

Batch process XLSX files in S3-compatible object storage with filtering/cleaning and upload processed outputs back

Conversion & Encoding

XLSX Sheet Theme Pack

Apply consistent colors, fonts, borders, and header styling to Excel sheets and export branded multi-theme reports

Conversion & Encoding

XLSX Sheet to CSV Pack

Export each Excel worksheet as an individual CSV file and include a manifest with schema/statistics

Conversion & Encoding

XLSX Sheet To JSON Schema

Infer JSON Schema from worksheet headers and sample rows with types, enum candidates, and basic constraints

Conversion & Encoding

XLSX Sparkline Injector

Inject Excel sparklines into worksheet cells by patching XLSX sheet XML with sparkline definitions

Conversion & Encoding

XLSX SQL Insert Generator

Read Excel headers and rows to generate SQL INSERT statements for bulk loading

Conversion & Encoding

XLSX Template Filler

Fill existing styled/formula Excel templates by replacing {{variable}} placeholders only

Conversion & Encoding

XLSX Unpivot Normalizer

Unpivot wide tables (e.g., month columns) into normalized long-form records for database ingestion

Conversion & Encoding

XLSX Workbook Merger

Merge multiple similarly structured workbooks as multiple sheets or append all rows into one sheet

Conversion & Encoding

XML to CSV Converter

Convert XML data to CSV format with customizable parsing options

Conversion & Encoding

XML to JSON Converter

Convert XML data to JSON format with customizable parsing options

Conversion & Encoding

XOR Encryptor

Encrypt and decrypt text using XOR cipher with a key

Conversion & Encoding

YAML-JSON Converter

Convert between YAML and JSON formats

Conversion & Encoding

ZIP to 7Z Converter

Convert ZIP archive to 7Z format (requires 7zip command)

Conversion & Encoding

ZIP to GZ Converter

Convert ZIP archive to GZ format (requires 7zip command)

Conversion & Encoding

ZIP to TAR Converter

Convert ZIP archive to TAR format (pure JavaScript, no external dependencies)

Format Conversion

128 Tools

Convert between data structures and file formats including JSON, XML, CSV, and PDF. Secure server-side processing with automatic file deletion after 6 hours.

Excel

52 Tools

Access 52 online tools for Excel, XLSX, and XLS files. Convert, format, and process spreadsheet data securely without software installation.

XLSX

44 Tools

Access 44 online tools to process, convert, and manage XLSX spreadsheet files. Secure server-side processing with automatic file deletion after 6 hours.

JSON

83 Tools

Access 83 online JSON tools for formatting, validating, and converting data. Process files securely on our servers with automatic deletion after 6 hours.

Math

176 Tools

Access 176 online math tools for calculations, conversions, and data processing. No software installation required. Files are deleted after 6 hours.

Text

233 Tools

Access 233 online tools for text, string, and character manipulation. Process data securely on our servers with automatic file deletion after 6 hours.