I have gone through many articles and all are suggested me to create custom fields/Keywords in testlink to estimate the time for sprint execution. Articles lik
qt-designer
dispatch-async
date-conversion
scoped
website-deployment
ebay-net-sdk
outerwidth
objective-function
url-design
hmmlearn
javafx-8
phpize
recoll
database-tuning-advisor
pooling
bytearray
bottom-type
alpha-vantage
android-ui
public-key
bson-ext
allure
dbconnection
crystal-reports-8.5
memdb
vuepress2
vector
vast
valueconverter
apache-tez