All Tools
Free online tools for developers and creators. All run in your browser, your data stays private.
24 / 82 tools
JWT Parser
Featured
Decode and inspect JWT tokens (header, payload, signature)
jwt
token
decode
Bcrypt
Hash passwords or compare against existing bcrypt hashes
bcrypt
hash
password
RSA Key Pair Generator
Generate RSA key pairs in your browser using the Web Crypto API
rsa
key
pair
OTP Generator
Generate time-based one-time passwords (TOTP) compatible with authenticator apps
otp
totp
hotp
Basic Auth Generator
Generate Basic Authentication headers from username and password
basic
auth
authentication
Password Strength Analyzer
Analyze password strength with scoring and crack time estimation
password
strength
analyzer
Encryption / Decryption
Encrypt and decrypt text using AES-CBC with PBKDF2
encrypt
decrypt
aes
Safelink Decoder
Extract real URLs from safelink/redirect formats like Google and Outlook
safelink
decoder
url
IPv4 Subnet Calculator
Calculate IPv4 subnet details including network address, broadcast, usable hosts
ipv4
subnet
cidr
IPv6 ULA Generator
Generate random IPv6 Unique Local Addresses (fd00::/8)
ipv6
ula
generator
MAC Address Lookup
Look up the vendor of a MAC address from the built-in OUI database
mac
lookup
vendor
MAC Address Generator
Generate random MAC addresses with customizable format and OUI prefix
mac
address
generator
User Agent Parser
Parse and analyze User Agent strings to identify browser, OS, device and more
user-agent
parser
browser
MIME Types
Browse and search common MIME types by extension, MIME type, or category
mime
types
content-type
HTTP Status Codes
Browse and search HTTP status codes with descriptions and categories
http
status
codes
Device Info
View detailed information about your browser, screen, and system
device
information
browser
JS Compiler
Featured
Write and run JavaScript code in your browser
javascript
compiler
playground
JSON Diff
Featured
Compare two JSON objects and highlight the differences
json
diff
compare
JSON to YAML
Convert JSON data to YAML format
json
yaml
convert
JSON to CSV
Convert JSON data to CSV format
json
csv
convert
JSON to XML
Convert JSON data to XML format
json
xml
convert
JSON Viewer
Featured
View and explore JSON data in a collapsible tree
json
viewer
tree
YAML Viewer
Parse and view YAML as formatted JSON
yaml
viewer
formatter
XML Formatter
Format and beautify XML data
xml
format
beautify
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