Pricing
PostTron9000 works in full, free, for a 60-day evaluation; after that it needs a license. A license is a single payment, with no subscription.
PostTron9000™
An HTTP client for the Mac. Every request is a plain curl config file on disk.
Personal · $60
For one person’s own use, at home or at work, paid for by that
person or by an organization with yearly gross revenue under
$100,000. On any number of their own Macs.
Commercial · $225 a seat
For any other organization: one seat for each person who uses it.
A license covers the major version current when you buy it and the next one: bought during 0.9, it’s good through 1.x. Versions it covers keep working after that.