Public Mastodon instance for anarchists, cypherpunks and retrocomputing enthusiasts, courtesy of 4d2 dot org

Since 2001, 4d2 dot org has worked to provide interested folks with free access to communication and collaboration services in a mixed Linux/BSD environment. We focus on technical transparency, user privacy and free speech, with a dash of anarchy, cypherpunk and retrocomputing for good measure.

See 4d2.org for system status and information about our other public services.

Please read our complete Terms of Service to understand your rights and responsibilities before using this service.

1. Don't infringe others' intellectual property
2. No hate speech on the basis of race, national origin, caste, sex, sexual orientation, gender identity/expression, physical characteristics, age, disability, or disease
3. Don't share others' personal information without their consent
4. No actual or apparent child sex abuse material (CSAM)
5. No fictional, sexually explicit illustrations or animations that appear to depict underage people ("lolicon"/"shotacon")
6. No sexually explicit material combined with text or illustrations suggesting that anyone depicted is underage