HTTP Toolkit is joining the Open Source Pledge

The Open Source Pledge is a new push to make companies commit to funding the maintainers of the open-source software they depend on, and to publicly recognize the ones that do. HTTP Toolkit has donated back to maintainers for a few years now, but joining the Open Source Pledge today means formally committing to that, and to doing so publicly with a sustainable minimum level ($2000 per full-time developer, or higher) indefinitely into the future. What is the Open Source Pledge?