Apps similar to Hush Line include SecureDrop, which is free and open source. Other options are OpenWhistle, GlobaLeaks and CoverDrop. In total there are four apps like Hush Line for the web and self-hosting.
SecureDrop is the encrypted anonymous communication system maintained by the Freedom of the Press Foundation that lets media organizations securely accept documents from and communicate with anonymous sources.
Free, open source whistleblowing software (Hinweisgebersystem) for EU Directive 2019/1937 and the German HinSchG: self-hosted, anonymous, Docker.
Germany
EU
GlobaLeaks is an open-source, free software intended to enable secure and anonymous whistleblowing initiatives developed by the Hermes Center for Transparency and Digital Human Rights.
CoverDrop is a system designed to allow users of news organisations' mobile apps to contact journalists confidentially and without leaving evidence that they are doing so.
United Kingdom
United States
Switzerland
