DevConvert

API → Flow Diagram

Turn a simple step-by-step description into a Mermaid flowchart.

Documents

PDF → DOCX

Convert a PDF to an editable Word document (text content only).

DOCX → PDF

Convert a Word document to PDF (text, headings, emphasis).

PDF Merge

Combine multiple PDF files into one, in the order you choose.

DOCX Merge

Combine multiple Word documents into one, with a page break between each.

DOCX Editor

Find-and-replace text and/or append a paragraph or heading at the end of a Word document.

PDF Split

Split a PDF by page ranges, or into one file per page.

Add Text to PDF

Stamp or watermark text onto a PDF -- page, position, size, color, opacity and rotation.

PDF Form Filler

Detect a PDF's fillable form fields and fill them in, then download the completed PDF.

PDF Editor

Click to add and drag text, rectangles and images anywhere on a PDF page, then export.

PDF → Images

Rasterize every page of a PDF to a PNG or JPEG, zipped, at the DPI you choose.

Image(s) → PDF

Combine one or more images into a single PDF, one image per page.

Markdown → PDF

Render Markdown -- headings, lists, code blocks, tables and more -- straight to PDF.

Data Formats

XML → JSON

Convert XML to JSON.

JSON → XML

Convert JSON to XML.

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YAML → JSON

Convert YAML to JSON.

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JSON → YAML

Convert JSON to YAML.

CSV → JSON

Convert CSV rows to a JSON array of objects.

JSON → CSV

Convert a JSON array of objects to CSV.

CSV → Markdown Table

Render CSV as a column-aligned Markdown table.

Markdown Table → CSV

Parse a Markdown table back into CSV.

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.env → JSON

Convert a flat .env file to JSON.

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.env → YAML

Convert a flat .env file to YAML.

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JSON/YAML → .env

Convert a flat JSON or YAML object to .env lines.

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tfvars → JSON

Convert a Terraform .tfvars file to JSON.

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tfvars → YAML

Convert a Terraform .tfvars file to YAML.

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JSON/YAML → tfvars

Convert a JSON or YAML object to a Terraform .tfvars file.

XML → XSD

Infer an XSD schema from a sample XML document.

JSON → XSD

Infer an XSD schema from a sample JSON document.

XSD → XML

Generate a sample XML document from an XSD schema.

XSD → JSON

Generate a sample JSON document from an XSD schema.

CSV → XLSX

Turn a CSV file into a formatted Excel workbook (bold header, sized columns, frozen row).

CSV Merge

Combine multiple CSV files (same columns) into one.

XLSX → CSV

Convert an Excel workbook's active sheet to CSV.

Compare

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File Comparer

Compare two text-based files side by side with differences highlighted.

JSON Diff

Structural (value-based) diff of two JSON documents -- not line-by-line text.

PDF Text Diff

Line-by-line diff of two PDFs' extracted text.

CSV/XLSX Diff

Row/column-aware diff -- reports added/removed rows and changed cells.

Image Diff

Highlight pixel differences between two same-size images.

Dev Tools

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JWT Decoder

Decode a JWT's header and payload, with expiry/issued-at rendered as readable timestamps.

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Regex Tester

Test a Python regex against sample text, with matches highlighted and groups listed.

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Base64 Encode

Encode text as Base64.

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Base64 Decode

Decode Base64 back to text.

URL Encode

Percent-encode text for safe use in a URL.

URL Decode

Percent-decode a URL-encoded string.

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Hash Generator

MD5, SHA-1, SHA-256 and SHA-512 hex digests of a text input.

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Case Converter

Convert text to camelCase, snake_case, kebab-case, PascalCase and more.

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Timestamp Converter

Unix timestamp ↔ human-readable date, shown across several timezones.

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QR Code Generator

Turn text or a URL into a downloadable QR code.

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Password Generator

Cryptographically secure random password, with length and character-set options.

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Number Base Converter

Convert a number between decimal, binary, octal and hexadecimal.

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Image Format Converter

Convert an image between PNG, JPEG and WebP.

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UUID Generator

Generate one or more v4 (random) or v1 (time-based) UUIDs.

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Cron Explainer

Explain a 5-field cron expression in plain English, field by field.

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Color Converter

Convert a color between HEX, RGB and HSL.

JSON Beautify

Pretty-print JSON with 2-space indentation.

JSON Minify

Strip all insignificant whitespace from JSON.

HTML Beautify

Re-indent HTML one block-level tag per line, keeping inline content flowed.

HTML Minify

Strip comments and collapse insignificant whitespace between tags.

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CSS Beautify

Re-indent CSS one selector/declaration per line, including nested @media blocks.

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CSS Minify

Strip comments and all insignificant whitespace from CSS.

SQL Formatter

Pretty-print a SQL statement with upper-cased keywords and re-indented clauses.

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Favicon Generator

Turn an image into a multi-resolution .ico favicon (16/32/48/64px).

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Lorem Ipsum Generator

Placeholder text, assembled from the classic word bank.

Word/Character Counter

Characters, words, sentences, lines and paragraphs.

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Cron Next-Run Calculator

Shows the next N run times for a cron expression.

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Timezone Converter

Convert a specific date/time from one timezone to several others.

File Compressor

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Image Compressor

Shrink an image's file size at a lower quality, without changing its format or dimensions.

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PDF Compressor

Shrink a PDF by re-compressing its embedded images at a lower quality.

Integration

Mapping Sheet → Code

Generate a Node.js or Java field-mapper function from a source/target field-mapping spreadsheet.

Sample → JSON Schema

Infer a JSON Schema from a sample API payload.

JSON Schema → Sample

Generate a sample/mock payload from a JSON Schema.

SOAP Envelope Wrapper

Wrap a JSON or XML body into a SOAP 1.1/1.2 envelope.

OpenAPI → Client Code

Generate a Node.js or Java client stub function per endpoint from an OpenAPI/Swagger spec.

cURL → Code

Turn a curl command into working Node.js or Java HTTP client code.

SAP RFC/BAPI Code Generator

Generate a Java call stub for an SAP RFC/BAPI function via SAP JCo (your own licensed jar).

IDoc → XML

Parse an SAP IDoc flat file into XML (control record + data segments).

IDoc → JSON

Parse an SAP IDoc flat file into JSON.

JSON → IDoc

Write a JSON IDoc representation back to the flat-file format.

Fixed-Width → CSV

Split a positional flat file into CSV using a field-position layout.

Fixed-Width → JSON

Split a positional flat file into JSON using a field-position layout.

CSV → Fixed-Width

Write CSV rows out as a positional fixed-width file.