Developer tools at flash speed
Free browser-based developer tools: JSON, JWT, Base64, YAML, MATLAB/Simulink helpers, and more. Fast, private, and client-side. Browse 24 utilities for JSON, JWT, encoding, hashing, cron, and MATLAB/Simulink workflows—processed locally in your browser.
formatpopular
json
json • format • validate
encodepopular
base64
base64 • encode • decode
encodepopular
url
url • encode • decode
debugpopular
jwt
jwt • decode • debug
encode
html entities
html • entities • encode • decode
debugpopular
hash
sha256 • sha512
convertpopular
yaml json
yaml • json • convert
format
sql
sql • format
format
xml
xml • format • minify
format
css
css • beautify • minify
format
markdown
markdown • preview
generate
uuid
uuid • generate
generate
password
password • generate
generate
cron
cron • schedule
generate
qr
qr • qrcode • generate
convert
timestamp
unix • iso • convert
convertpopular
color
hex • rgb • contrast
convert
number bases
bin • oct • dec • hex
convert
units
bytes • ms
debug
regex
regex • test
debugpopular
diff
diff • compare
text
case
case • camel • snake • kebab
engineeringpopular
matlab array
matlab • simulink • matrix • array
engineeringpopular
matlab struct
matlab • simulink • struct • parameters