Browse Kotlin Multiplatform libraries

Language-learning flashcard UI handling full card lifecycle: 3D flips, settled-lock, confirm/dismiss exit animations, audio button states, language pills, ghost stack, and extensive styling/customization.

Offers API definitions for interacting with what3words services using text or audio input, providing functionality for address suggestions, geocoordinate conversions, and multilingual support.

Lightweight audio capture producing canonical 16-bit mono WAV buffers for transcription and AI pipelines, with unified API and extensible event hooks for error handling.

Speex audio decoding with streaming Ogg/Raw frame handling, simple API, lightweight bindings and efficient low-latency decoding with a small footprint for streaming workflows.

Real-time video conferencing SDK offering drop-in UI, customizable components, screen sharing, recording, chat, participant management, breakout rooms, polls, pagination, and self-hosting support.

Orchestrates native on-device speech-to-text into local app actions, cross-app MCP commands, or remote webhook workflows; offline-first, multilingual, privacy-respecting, with unified single-package API.

On-device SDK making apps acoustically intelligent: real-time pitch detection, singing evaluation, vocal quality and melody analysis, multi-track audio engine, low-latency offline operation.

Expose image, audio and video codec utilities: get image info, audio→PCM decoding, Silk encode/decode, PCM duration, video info and first-frame JPEG extraction — handy for QQ protocol work.

Frame-driven video composition system using composable functions where animations are pure functions of frame index; includes preview player, interpolation/spring easing, MP4 export with FFmpeg, audio mixing.

Unified API for Amazon Chime SDK meetings: join/leave, send/receive audio/video, composable video views, device routing and controls, real-time topic messaging, and session event callbacks.

Audio recording engine with configurable sample rate, channels, encoding and output formats, reactive state (amplitude/duration), waveform-ready visual components, optional UI and lifecycle-safe controls.

Real-time and file-based audio analysis with pitch detection (FFT/YIN), spectrum analysis, and note-frequency utilities including A4 tuning and formatted note output.

Line-by-line transliteration of upstream SDK delivering real-time video, audio and data channels, simulcast, SVC codecs, hardware-accelerated encoding/decoding, and server APIs.

One-line audio recording, easy playback and OpenAI Whisper transcription via coroutine-style API; live waveforms, Compose-ready state/UI components, permission handling and WAV file I/O.

On-device speech-to-text: extracts clean 16kHz audio, downloads and runs local models, returns transcripts with timing, language and confidence — no server or audio upload.