Voicesphere is an AI document interaction tool that allows users to upload documents including PDFs, DOCs, PPTs, videos, texts, and CSVs to ask natural language questions and receive context-specific answers. It includes a secure document management system, and is designed for use by manufacturing companies, medical professionals, law firms, researchers, recruitment agencies, and customer service teams.
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Voice to Text is a free online speech recognition tool that converts spoken words into text for writing emails, documents and essays without typing. It supports more than 30 languages, offers editing tools and transcript export, and can also convert text into speech and audio recordings into text.
Vosk is an offline speech recognition API hosted in the alphacep/vosk-api GitHub repository. It is compatible with Android, iOS, Raspberry Pi, and server environments, and provides SDKs for Python, Java, C#, and Node.
A simple and efficient end-to-end Automatic Speech Recognition (ASR) system from Facebook AI Research.
USE BAZEL VERSION=5.0.0./bazelisk-linux-amd64 build wavegru mod -c opt --copt=-march=native.
G4F Chat is a conversational AI platform that supports private, customizable conversations using multiple AI providers and models. It includes features such as cloud sync, conversation export, markdown rendering, speech recognition, voice synthesis, custom system prompt configuration and MCP server support.
weblink is a WebRTC workspace for chat, file sharing, voice, video, and remote control, usable in a browser or with a desktop app. The desktop app adds native screen capture, remote input, system clipboard access, and desktop window controls. It is available under an MIT license.
A transcription API built on OpenAI Whisper that converts audio and video files to text. It supports file uploads and remote URLs, multiple output formats, and model size selection for speed versus accuracy. A no-code dashboard offers drag-and-drop transcription. Pricing is pay-as-you-go with credit bundles, and files auto-delete after 24 hours.
A C/C++ port of OpenAI's Whisper automatic speech recognition model, providing high-performance inference without dependencies. It supports CPU-only inference and GPU backends, and runs on platforms including macOS, iOS, Android, Linux, Windows, WebAssembly and Raspberry Pi. The whisper-cli example currently runs only with 16-bit WAV files.
WinRTC hosts resources for building interoperable real time communications into modern Windows apps. It brings WebRTC to Windows applications written in C#, C++ and VB, and enables real-time voice calling, video chat and data functionality such as file transfer with web browsers via WebRTC. Compatibility extends to .Net and RN4W, as well as UWP and Win32 applications.
XAudioPro is an online audio station for real-time editing and transcoding, using WebAudio and WebAssembly for front-end processing. It also offers spectrum-subtraction denoising, RNN neural network noise removal, and voice removal to extract background music. The site states the tool is not long online and its functions are limited, with more features in development.
YobiYoba is a speech recognition service that transcribes audio and video recordings into editable, time-coded text. Users upload files, specify or auto-detect the language, verify and edit transcripts, then download them in formats such as SRT, PDF, or VTT. Processing produces speaker labels, time codes, and confidence scores. Pricing is pay-as-you-go, from 0.01 € per minute of speech.
Z-Tonnetz is a free browser-based beta visualization of a neo-Riemannian Tonnetz in 3D. It plays any MIDI file or a user's keyboard and shows chords, voice leading and key relationships in real time. The page notes that these are highly experimental features and some may not work as intended.
ZeroClaw is an agent runtime distributed as a single Rust binary that users configure and run. It connects to LLM providers such as Anthropic, OpenAI and Ollama, reaches users through channels including Discord, Telegram, Matrix, email, voice and webhooks, and acts through tools including shell, browser, HTTP, hardware and custom MCP servers. A quickstart command performs one-shot setup to pick a provider and write a working config.