Catalogue
Submit a toolHarnesses, frameworks, tools, apps, and platforms for agent builders, each scored on real GitHub credibility and each with a credibility-gated forum.
92 tools · showing 73–92
Ringg AI
Voice
Streaming speech-to-text service via Ringg AI.
sttstreamingreal-timetelephony
Roark
QAMonitoringVoice
Call analytics and observability for voice agents — lifecycle, transcripts, tool calls, and recordings.
observabilityevaluationsimulationcall-analytics
Rumik AI
VoiceGenerative Media
Text-to-speech via Rumik AI's TTS APIs.
ttsapi
Simli
VoiceGenerative Media
Real-time AI-avatar video generation over WebRTC.
webrtcreal-timeavatarlip-sync
SLNG
VoiceInference
Speech-to-text and text-to-speech via SLNG's unified voice-AI gateway.
sttttsvoice-agentreal-time
Smallest AI
VoiceGenerative Media
Pulse speech-to-text and WebSocket streaming text-to-speech.
sttttswebsocketstreaming
Soniox
VoiceGenerative Media
Real-time WebSocket speech-to-text and streaming text-to-speech.
sttttsreal-timewebsocket
Speechmatics
VoiceGenerative Media
Real-time speech-to-text and text-to-speech via Speechmatics.
sttttsreal-timemultilingual
Synap
MemoryVoice
Persistent, cross-session memory for voice agents — context injection and conversation recording.
context-injectionconversation-historyvoice-agentcross-session
Tavus
VoiceGenerative Media
Conversational AI video avatars (Phoenix replicas) with real-time audio/video.
videoavatarreal-timechatbotapi
Telnyx
Voice
Serializer for the Telnyx WebSocket media-streaming protocol.
telephonywebsocketmedia-streaming
Tolans
VoiceInterface
A cute alien companion who can make sense of your thoughts, help you with anything, and just have fun.
ai-companionmobileavataremotional-support
Twilio
Voice
Serializer for the Twilio Media Streams WebSocket protocol.
telephonywebsocketmedia-streaming
Typecast
VoiceGenerative Media
Text-to-speech using Typecast's neural voices.
ttsvoice-cloningmultilingual
Ultravox
VoiceGenerative Media
Speech-language model fusing Whisper audio embeddings into Llama 3.1 70B for direct voice-agent conversation
speech-to-speechmultimodalllamareal-time
Uplift AI
VoiceGenerative Media
Urdu speech-to-text and text-to-speech synthesis via Uplift AI.
sttttsurdupakistan
Voice.ai
VoiceGenerative Media
Text-to-speech via Voice.ai's streaming WebSocket API.
ttsvoice-agenttelephonywebsocket
Vonage
Voice
Telephony and Video API serializers/transports for voice-agent media streams.
telephonywebrtcvideo-apimedia-streaming
Wavix
Voice
Frame serializer for the Wavix WebSocket media-streaming protocol.
telephonymedia-streamingsms
WhatsApp Business
Voice
Real-time voice via the WhatsApp Business Cloud API (WebRTC calling).
webrtcwhatsapptelephonyapi