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Offrun vs ViewKit

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

Offrun compared with ViewKit
DetailOffrun logo OffrunViewKit logo ViewKit
What it doesRun Claude Code, Codex, Antigravity, Grok Build and Muse Code in parallel on your Mac with git worktrees and peer review Free in-browser viewer for scientific and ML data files
StageNot given Not given
FoundedNot given Not given
Based inUS Not given
Pricing modelFree Not given
PricingFree. Every feature, no seats to count, no card. Unlimited agents and projects, unlimited on-device dictation, up to 100 on-device schedules, unlimited connected coding agent accounts. Free
Key features
  • Peer review by a second agent before accepting changes
  • Multiple account support and automatic usage limit handling
  • Integrated preview browser and diff viewer
  • Support for Claude Code, Codex, Antigravity, Grok Build and Muse Code
  • 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
What makes it different
  • All computation and data stays on your Mac; no server involvement in processing your code or handling your API keys
  • Completely free with no seat counting or subscription required
  • Use multiple accounts per agent to work around usage limits without losing context
  • 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
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)22 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)50
Citation Flow (Majestic)3222
Referring domains (Majestic)22220

4 details filled in for both companies.

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