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SMD Resistor Code Decoder

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CORS Response Validator

en fr ru

CORS Response Validator

Read a CORS header block and flag the combinations browsers refuse.

Input

Fill in the fields below, then run the tool.

Response headers

Processed on the server and never stored. Press Ctrl/⌘ + Enter to run.

Result

Results appear here

No result yet

The result appears here

About this tool

Read a CORS header block and flag the combinations browsers refuse.

Related tools

Encrypt or decrypt text with AES-256-GCM under a PBKDF2 passphrase.

Basic Auth Generator

Build or read the Authorization header for HTTP Basic authentication.

Bcrypt Generator

Hash a password with bcrypt, or check a password against an existing bcrypt hash.

Checksum Calculator

Show the CRCs, the Adler-32 sum and the common digests of a piece of text.

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Version 0.1.0

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APCA contrast calculator Color
Colour blindness simulator Color
Colour contrast checker Color
Color converter Color
Colour mixer Color
Colour name finder Color
Colour shades generator Color
CSS gradient generator Color
OKLCH colour converter Color
Random palette generator Color
Aspect ratio calculator Design
Border radius generator Design
Box shadow generator Design
PX to REM converter Design
Base64 toolbox Data processing
BSON Hex Converter Data processing
CSV Data Viewer Data processing
CSV to JSON converter Data processing
CSV to Markdown Data processing
CSV to SQL Data processing
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JSON to XML converter Data processing
JSON ⇄ YAML converter Data processing
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TOML validator Data processing
URL encoder / decoder Data processing
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XML Validator & Formatter Data processing
XML to JSON converter Data processing
YAML to TOML Data processing
YAML Validator & Formatter Data processing
Palindrome checker Text analysis
Binary text translator Text analysis
Text case converter Text analysis
Character frequency counter Text analysis
Find and replace Text analysis
HTML to Markdown Text analysis
Keyword extractor Text analysis
Markdown formatter Text analysis
Markdown linter Text analysis
Markdown to HTML Text analysis
Markdown to plain text Text analysis
Readability score Text analysis
Regex explainer Text analysis
Regex tester Text analysis
ROT13 and Caesar cipher Text analysis
String escape and unescape Text analysis
Subtitle tools Text analysis
Trim lines Text analysis
Sort lines Text analysis
Word counter Text analysis
Unicode inspector Text analysis
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Ed25519 key pair generator Security
Email Address Validator Security
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File Encryptor (AES) Security
Hash Comparison Security
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HMAC generator Security
JWT Decoder Security
JWT Signer Security
JWT Validator Security
Password generator Security
Password strength checker Security
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RSA key pair generator Security
security.txt Generator Security
SQL Injection Detector Security
SSH Key Pair Generator Security
Text Encryptor Security
Random Token Generator Security
TOTP Generator Security
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curl to code Network & API
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Email header analyzer Network & API
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IPv6 expander Network & API
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