Free Online Tools
A collection of free utilities for developers, security teams, and compliance professionals. Everything runs in your browser — no data is sent to any server.
Image & PDF
HTML to Image
Convert HTML content to images.
Screenshot to Image
Capture screenshots of web pages.
PDF Tools
PDF manipulation and conversion utilities.
Merge PDF
Combine multiple PDF files into one.
Split PDF
Extract pages or ranges from a PDF.
Image to PDF
Convert PNG/JPG images to PDF.
Document to PDF
Convert DOCX/ODT/TXT documents to PDF.
PDF to Word
Convert PDF to DOCX, TXT, or HTML.
XML Tools
XML Tools
Format, validate, convert, and query XML.
XML Formatter
Beautify XML with custom indentation.
XML Validator
Check XML well-formedness with error details.
XSD Validator
Validate XML against XSD schemas — structure and types.
XML to JSON
Convert XML to JSON (@-prefix convention).
XML Minifier
Compress XML by removing whitespace.
XPath Tester
Evaluate XPath 1.0 expressions live.
XML to CSV
Convert XML to CSV with record detection.
Finance & Payments
IBAN Validator
Validate IBANs — MOD-97 checksum, BBAN structure, SEPA reachability.
BIC / SWIFT Validator
Decode BIC/SWIFT codes per ISO 9362 — institution, country, branch.
LEI Validator
Validate Legal Entity Identifiers per ISO 17442.
ISO 20022 Viewer
Parse pain.001, camt.053, pacs.008 messages with consistency checks.
SEPA XML Validator
Validate pain.001, pain.008, camt.053 files against SEPA rulebook checks.
MT940 to CSV
Convert SWIFT MT940 statements to CSV for Excel.
Health IT
Space
E-Commerce
CRM & Contact Data
Security
ISO Standards
Developer Tools
Ethereum Toolkit
Wei converter, Keccak256, ABI encoder, and more.
Wei Converter
Convert Wei, Gwei, Finney, and Ether.
Keccak256 Hash
Compute Ethereum Keccak-256 hashes.
Function Selector
Calculate 4-byte Solidity function selectors.
ABI Encoder
Encode and decode Ethereum ABI calldata.
Address Checksum
Validate EIP-55 checksummed addresses.
AWS ARN Parser
Parse and build AWS ARN strings.
IAM Policy Validator
Flag wildcards and privilege escalation in IAM policies.
SAP OData URL Builder
Build SAP OData query URLs interactively.
Hash Generator
MD5, SHA-1, SHA-256, SHA-512, Keccak hashes.