pete@dalias @jerry most password managers can store TOTP secrets and will generate codes for you. accessible through web browsers, which (if you're accessing fedi) you probably also have access to.
GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.
All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.