FonosterOpen
Open-source programmable voice and messaging platform
Fonoster is an open-source programmable telecommunications platform for voice and messaging, positioned as a self-hostable alternative to Twilio.
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6 catalogue entries use this topic; each Project's license policy is labeled separately.
Open-source programmable voice and messaging platform
Fonoster is an open-source programmable telecommunications platform for voice and messaging, positioned as a self-hostable alternative to Twilio.
Open-source team and community chat with voice, video, and bots
Mezon is an open-source, AGPL-3.0 community chat platform with clan-based text, voice, and video channels plus bots and apps.
Offline voice-to-text dictation with a one-time lifetime license
Voicetypr is an offline-first voice-to-text dictation app for macOS and Windows that transcribes speech on the device and types the result wherever the cursor is, sold as a one-time $49 lifetime license.
Open-source community platform with planets, chat, voice, and wikis
Valour is an open-source community platform where communities called planets get chat channels, thread feeds, wikis, voice and video calls, and roles.
Voice, video, and text communities organised into servers
Discord was built for people who wanted to talk while doing something else, and that origin still shapes it. Persistent voice rooms you drop into, rather than scheduled calls, is a genuinely different model from workplace chat.
APIs for SMS, voice, and verification at scale
Twilio turned telecommunications into an HTTP request, and the abstraction held. Sending a message to a phone anywhere in the world became a few lines of code rather than a carrier negotiation.