VersionCompareSupports compare version in a very simple & comprehensive way.
pg-diffPostgreSQL schema and data comparing tool
HandySubDownload Subtitle from Subscene and other sources
npmfsjavascript package inspector
array-sort-byPowerful mechanism to sort arrays or array of objects by one or more properties. You can also specify a custom comparer function.
Compare-UserJSPowerShell script for comparing user.js (or prefs.js) files.
ApkCompareA tool to compare 2 version APKs to find out files change. 比较两个版本的APK以找出文件大小变化的工具