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Offrun vs Volley

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 Volley
DetailOffrun logo OffrunVolley logo Volley
What it doesRun Claude Code, Codex, Antigravity, Grok Build and Muse Code in parallel on your Mac with git worktrees and peer review API sequence diagram tool with payloads on every arrow
StageNot given Not given
FoundedNot given Not given
Based inUS Not given
Pricing modelFree Freemium
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: editor, local diagrams, share links, SVG and PNG export, CLI, 3 saved diagrams, HAR imports up to 8 requests, 200 hosted API and MCP calls a month, 1 webhook inbox with 25 requests a month, 1 recording link with 3 recordings. Pro: $9/month or $90/year (billed in advance), up to 1,000 saved dia
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
  • Plain-text sequence diagram editor with real-time rendering
  • Request and response payloads displayed on every arrow
  • HAR file import with automatic redaction of secrets
  • Webhook inbox to capture and diagram provider deliveries
  • Recording links to collect customer HAR files as diagrams
  • Drift Check to update diagrams when APIs change
  • SVG and PNG export for sharing and embedding
  • AI agent support via MCP server, HTTP API and CLI
  • README embeds that update when diagrams are edited
  • Presentation mode for step-through walkthroughs
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
  • No account needed to write and share diagrams
  • AI can write diagrams from plain-text syntax
  • Built from real traffic: HAR files, webhooks and customer recordings
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 check3 no change since last check
Trust Flow (Majestic)53
Citation Flow (Majestic)3222
Referring domains (Majestic)2228

5 details filled in for both companies.

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