- CrimethInc - worker's collective covering anarchist politics, theory, and practice.
- Tao Communications - regional federation comprised of local autonomous collectives and individuals organized to defend and expand public space and the right to self-determination.
- Spunk Library - collects and distributes literature in electronic format, with an emphasis on anarchism and related issues. Offers many links and archived articles.
- Raise the Fist! - advocates self-defense over violence and opposes all forms of political, economic, and social hierarchies.
- Space Hijackers - anarchist group who attempt to corrupt the culture of architecture, and destroy the hierarchies that exist throughout the U.K.
- Workers Solidarity Alliance - nationwide organization of anarcho-syndicalists.
- Institute for Anarchist Studies - provides support to critical scholarship on social domination and the reconstructive vision of a free society.
- Anarchist Groups of New York -
- Lucy Parsons Center - radical left educational project agitating for real democracy.
- Heatwave Communist-Anarchist Federation - fighting for a classless, stateless society.