FactPower: Facts, figures, and talking points for Resistance activists.
US House of Representatives:
House Rules Committee This is where you will find details of the legislative process, including amendments.
congress.gov This site provides updates as to the status of bills before both houses of Congress, as well as the text of the bills. Caution: Updates to this site can take days, even when legislation might move within hours. Do not trust this site for information that is current as of "today." Information is often lacking as to the amendments to a bill (even under the amendments tab). Amendments may be embodied into the "engrossed" text of the main bill, under the "text" tab. They are not identified by sponsor. The text of a bill, including the amended bill, may not appear on this website prior to voting.
Indivisible Home of the Indivisible Guide, a primer on activism techniques developed by the Tea Party and repurposed for the Progressive movement. Also look here for other organizational information, including their database of Resistance organizations throughout the US.