KeywordTool.io - KeywordTool.io is the best FREE alternative to Google Keyword Planner and Ubersuggest. It uses Google's autocomplete feature to get over 750+ long-tail keywords for any given query.
Agilon One - Agilon One is a Nonprofit CRM software solution that connects and gathers information on constituents.
Google Trends - Explore Google trending search topics with Google Trends.
Donorhut - Donorhut offers cloud fundraising software for charities and non-profits of any size.
Keywords Everywhere - Free browser add-on for keyword volume, CPC & competition
Little Green Light - Illuminating Data. Advancing Nonprofits.