VoiceSnap. Open-source offline voice dictation — a free alternative to Typeless. 100% local, zero internet, ideal for air-gapped & classified environments. SenseVoice + DirectML GPU, ~34MB, hotkey-driven. 纯离线语音输入，Typeless 免费平替，数据永不出设备，适合党政机关等涉密场景。