ViewKit vs BetterConfig

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

ViewKit compared with BetterConfig
Detail	ViewKit	BetterConfig
What it does	Free in-browser viewer for scientific and ML data files	Manage configuration from your terminal, scripts, CI, and AI agents
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Not given
Pricing	Free	Not given
Key features	Browse HDF5 groups, datasets and attributes Read Parquet schemas, row groups and column statistics Open Zarr v2 and v3 stores from a folder or a zip Inspect Apache Arrow and Feather files View CSV, TSV and Excel spreadsheets Load NumPy .npy and .npz arrays List safetensors tensors and step through TFRecord records Slice N-dimensional arrays and render heatmaps Parse every file locally, with no upload Work offline after page loads	Interactive prompts for project and environment selection Browser-based authentication flow Read-only access mode for scripts and agents JSON output for scripting and CI/CD Dry-run mode to preview changes Folder linking with .betterconfig.json
What makes it different	All data processing happens in your browser with no server uploads Opens very large files by reading only the bytes you view No installation, account or login required Comprehensive articles explaining data format specifications	Works identically to the dashboard API, respecting roles and showing changes in history Type-safe configuration with automatic parsing and validation Stable exit codes and no interactive prompts in non-terminal environments
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	2 no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	22	13
Referring domains (Majestic)	20	1

3 details filled in for both companies.

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