Deploy in 115+ regions with the modern database for every enterprise.
MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
Start Free
$300 in Free Credit Towards Top Cloud Services
Build VMs, containers, AI, databases, storage—all in one place.
Start your project in minutes. After credits run out, 20+ products include free monthly usage. Only pay when you're ready to scale.
SPTK is a suite of speech signal processing tools for UNIX
environments, e.g., LPC analysis, PARCOR analysis, LSP analysis,
PARCOR synthesis filter, LSP synthesis filter, vector
quantization techniques, and other extended versions of them.
WaoN is a Wave-to-Notes transcriber (converts audio file into midi file) and some utility tools such as gWaoN, graphical visualization of the spectra, and phase vocoder for time-stretching and pitch-shifting.
Zwicker's Loudness Calculation (ISO532B) Tools. The project includes a loudness calculation program based on Zwicker's Method, and a WAV file analyzer generating data files for loudness calculation. Documentation and test files are also provided.
VisualCube is a volumetric display out of 6*6*6 voxels, where each voxel get's represented by a 2-color LED. This project includes a bunch of tools used to control this peace of hardware, by taking advantage of the VisualCube library.
BpmDj: Free DJ tools contains an automatic & accurate BPM counter. Determines sound color, rythm & echo. The player provides measurejumps, persistent cue's and beatgraphs. The program requires multiple dsp's or computers. http://bpmdj.yellowcouch.org/
A set of tools for psychoacoustic research. Initially implemented:
* correlograms (and sonograms too)
* Lyons' cochlear model
* impulse-domain transform using FIR filters (and inverse transform)
STASS stands for Sound Treatment, Analysis and Synthesis Software. It will provide ingeneers and searchers easy-to-use as well as performant tools for sound analysis (spectro, sona and so on), treatment (filters, noise-gate) and synthesis (scepstrum).
The project aims to identify a simple and low cost eddy current probe
that can be interfaced directly to ordinary linux systems and develop
software to record data and identify hidden corrosion on aircraft
during their mandated annual inspections.
Sound Orgy is a suite of command line tools for the purpose of sound production and modification as well other misc sound related functons. Sound Orgy consists of components which use command line piping to connect to each other much like patch cords.
Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.
Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.