Description: Open Collective is an open source platform for collective funding initiatives and transparent budgeting. It enables groups to collect and spend money openly through a fiscal host, providing financial transparency through public expense reports.
Type: software
Pricing: Open Source
Description: Stack Overflow is a popular question and answer site for programmers. Users can ask coding questions and receive answers from a community of developers. The site has a reputation system to rate helpful responses.
Type: software
Pricing: Subscription