free tier
Tools and services that provide a limited set of features for free, with the option to upgrade for more advanced capabilities.
free trial
Tools and services that allow users to try out their features for a limited time before committing to a paid plan.
open source
Software and tools that are available for free and can be modified or distributed by anyone.
paid
Tools and services that require a subscription or one-time payment for access to their full features.
free
Tools and services that are available at no cost to users.