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description=An AI-powered interactive avatar engine using Live2D, LLM, ASR, TTS, and RVC. Ideal for VTubing, streaming, and virtual assistant applications. - elevenyellow/handcrafted-persona-engine;

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github elevenyellow handcrafted persona engine an ai powered interactive avatar engine using live2d llm asr tts and rvc ideal for vtubing streaming and virtual assistant applications github skip to content navigation menu toggle navigation sign in appearance settings platform ai code creation github copilot write better code with ai github copilot app direct agents from issue to merge mcp registry new integrate external tools developer workflows actions automate any workflow codespaces instant dev environments issues plan and track work code review manage code changes code quality enforce quality at merge application security github advanced security find and fix vulnerabilities code security secure your code as you build secret protection stop leaks before they start explore why github documentation blog changelog marketplace view all features solutions by company size enterprises small and medium teams startups nonprofits by use case app modernization devsecops devops ci cd view all use cases by industry healthcare financial services manufacturing government view all industries view all solutions resources explore by topic ai software development devops security view all topics explore by type customer stories events webinars ebooks reports business insights github skills support services documentation customer support community forum trust center partners view all resources open source community github sponsors fund open source developers programs security lab maintainer community accelerator github stars archive program repositories topics trending collections enterprise enterprise solutions enterprise platform ai powered developer platform available add ons github advanced security enterprise grade security features copilot for business enterprise grade ai features premium support enterprise grade 24 7 support pricing search or jump to search code repositories users issues pull requests search clear search syntax tips provide feedback we read every piece of feedback and take your input very seriously include my email address so i can be contacted cancel submit feedback saved searches use saved searches to filter your results more quickly name query to see all available qualifiers see our documentation cancel create saved search sign in sign up appearance settings resetting focus you signed in with another tab or window reload to refresh your session you signed out in another tab or window reload to refresh your session you switched accounts on another tab or window reload to refresh your session dismiss alert message uh oh there was an error while loading please reload this page elevenyellow handcrafted persona engine public notifications you must be signed in to change notification settings fork 151 star 1 3k code issues 7 pull requests 1 discussions actions security and quality 0 insights additional navigation options code issues pull requests discussions actions security and quality insights elevenyellow handcrafted persona engine main branches tags go to file code open more actions menu folders and files name name last commit message last commit date latest commit history 95 commits 95 commits github workflows github workflows assets source assets source assets assets scripts scripts src personaengine src personaengine gitignore gitignore configuration md configuration md installation md installation md live2d md live2d md readme md readme md view all files repository files navigation readme more items persona engine an ai driven voice animation and personality stack for your live2d character at a glance what it is what you need how long to first pixel voice driven live2d character with llm brain real time tts and streaming ready output windows x64 nvidia gpu with cuda 16 gb free disk download double click pick a profile table of contents overview see it in action getting started install profiles screenshots features how it works use cases deeper docs community contributing support overview persona engine listens through your microphone thinks with an llm guided by a personality file speaks back with real time tts optionally voice cloned and drives a live2d avatar in sync you can watch the character inside the built in transparent overlay or pipe it into obs over spout for streaming the included aria model is rigged for the engine s lip sync and expression pipeline out of the box you can bring your own model too see the live2d integration guide important persona engine feels most natural with a fine tuned llm trained on the engine s communication format standard openai compatible models groq openai ollama work too but you ll want to put care into personality txt a template personality_example txt ships in the repo and the fine tuned model is available in discord see it in action click to watch the demo on youtube cca80664d7326396e47acbc402b67ff3_1_compressed mp4 getting started important requires nvidia gpu with cuda windows x64 asr tts and rvc all run on cuda via onnx runtime cpu amd intel are not supported download personaengine version win x64 zip from releases extract somewhere with 16 gb free models land in a resources folder next to the exe double click personaengine exe and pick an install profile when prompted models and the nvidia runtime are downloaded hash verified and installed automatically re run the picker personaengine exe reinstall other cli flags flag purpose profile try stream build skip the picker and use the named profile repair re download anything that fails hash verification verify re hash installed assets and report mismatches no downloads offline refuse to touch the network fail fast if assets are missing non interactive treat any prompt as fatal pair with profile skip gpu check bypass the gpu capability gate not recommended upgrading from a pre installer build the asset directory layout changed when the in app installer landed existing resources models and resources live2d avatars trees from older builds are ignored the installer re downloads into the new locations on first launch free up 16 gb before starting delete the old folders once the bootstrapper finishes install profiles try it out stream with it build with it best for first look small downloads everyday streaming production highest quality listening whisper tiny small large v3 turbo voice tts kokoro kokoro kokoro qwen3 expressive lip sync vbridger vbridger vbridger audio2face approx download smallest mid largest 16 gb tip picked build with it you still have to flip the switches the profile downloads the bigger models but the ui defaults keep the light ones active until you toggle them voice panel set mode to expressive qwen3 listening panel pick the accurate whisper template avatar panel enable audio2face lip sync full walkthrough in installation md screenshots dashboard presence strip llm probe quick toggles voice clear expressive modes rvc audition listening whisper template chips vad tuning avatar vbridger audio2face lip sync emotions overlay transparent always on top drag to reposition features live2d avatar real time rendering with emotion driven motions and vbridger lip sync includes the rigged aria model custom models supported llm conversation any openai compatible endpoint local or cloud personality driven by personality txt with a built in connection probe voice in asr dual whisper pipeline via silero vad a fast model for barge in detection a large model for accurate transcription voice out tts two engines kokoro clear fast and qwen3 expressive optional real time rvc voice cloning on top lip sync vbridger by default or the higher fidelity audio2face solver for build with it setups built in overlay transparent always on top window that mirrors the avatar no obs needed for desktop use obs ready output dedicated spout streams for avatar subtitles and roulette no window capture required control panel dashboard per subsystem panels live metrics llm tts audio latency conversation viewer theming in app installer profile picker sha 256 verification repair and verify modes ships cuda 12 4 cudnn 9 1 1 cuda 13 redists extras subtitle rendering interactive roulette wheel experimental screen awareness keyword ml profanity filtering how it works a single turn flows through these stages listen microphone audio silero vad picks out speech understand fast whisper watches for barge in accurate whisper transcribes the final utterance contextualize optional vision module reads text from a chosen window think transcription history context personality txt go to the llm respond llm streams text optionally tagged with emotions like emotion filter optional keyword ml profanity pass speak tts kokoro or qwen3 synthesizes the response espeak ng fills phoneme gaps clone optional rvc retargets the voice in real time animate phonemes drive lip sync emotion tags trigger live2d expressions idle animations run between turns display subtitles avatar and roulette render to the built in overlay and or spout outputs for obs audio plays through the selected device loop back to listening use cases vtubing streaming ai co host chat reactive character fully ai driven persona virtual assistant animated desktop companion that actually talks back interactive kiosks guides for museums trade shows retail education language practice partner historical figure q a tutor games more conversational npcs and companions character chatbots immersive chats with fictional characters deeper docs installation md profile picker cli flags llm personality setup overlay vs spout building from source upgrading bootstrapper troubleshooting configuration md every appsettings json field annotated live2d md rigging requirements and the vbridger parameter spec for custom avatars community need help getting started want to try the fine tuned llm trade rigging tips or just chat with the engine live come say hi bugs and feature requests live on github issues contributing prs are welcome the short version for anything non trivial open an issue first to align on direction fork branch feature your thing code commit push open a pr against main with a clear description of the change formatting is enforced in ci via csharpier dotnet csharpier check from src personaengine support community demos discord bugs feature requests github issues direct contact fagenorn on x tip custom avatars live2d md every config knob configuration md full setup walkthrough installation md about an ai powered interactive avatar engine using live2d llm asr tts and rvc ideal for vtubing streaming and virtual assistant applications topics ai chatbot live2d vtuber ai vtuber ai waifu resources readme uh oh there was an error while loading please reload this page activity custom properties stars 1 3k stars watchers 18 watching forks 151 forks report repository releases 5 persona engine v3 0 2 latest apr 23 2026 4 releases packages 0 uh oh there was an error while loading please reload this page uh oh there was an error while loading please reload this page contributors uh oh there was an error while loading please reload this page languages c 96 5 python 1 7 other 1 8 footer 2026 github inc footer navigation terms privacy security status community docs contact manage cookies do not share my personal information you can t perform that action at this time