{"slug":"orca","name":"Orca","vendor":"Stably AI","tagline":"Open-source agentic development environment from Stably AI for fanning tasks out to a fleet of parallel coding agents in git worktrees","url":"https://agentboards.org/agent/orca","website":"https://onorca.dev","docs":"https://onorca.dev/docs","repo":"https://github.com/stablyai/orca","category":"harness","execution":["local"],"license":"MIT","open_source":true,"pricing":{"model":"free","summary":"Free and MIT-licensed; agents run on your own Claude, OpenAI or other subscriptions and keys","from_usd":0,"free_tier":true,"byok":false},"models":{"backbone":["via managed agents (Claude Code, Codex, Grok, Gemini, Cursor, GitHub Copilot, OpenCode, Amp, Pi, Hermes Agent, Goose and others)"],"bring_your_own_model":false,"local_models":false},"protocols":{"mcp_client":false,"mcp_server":false,"openapi":false},"capabilities":{"terminal_exec":true,"browser":true,"multi_file_edit":false,"git_ops":true,"docker_sandbox":false,"multi_agent":true,"headless_ci":false},"context_window":null,"platforms":["macos","windows","linux"],"install":[{"label":"brew","command":"brew install --cask stablyai/orca/orca"},{"label":"AUR","command":"yay -S stably-orca-bin"},{"label":"download","command":"Download macOS, Windows or Linux builds from https://onorca.dev/download"}],"benchmarks":[],"tags":["ide","worktrees","parallel-agents","multi-agent","mobile","yc","open-source"],"github_stars":83326,"metrics":{"stars":83326,"pushed_at":"2026-10-02T05:01:32Z","archived":false,"open_issues":7324,"latest_version":"v1.4.218","latest_version_at":"2026-09-30T20:53:08Z","latest_version_url":"https://github.com/stablyai/orca/releases/tag/v1.4.218","version_source":"github","checked_at":"2026-10-02T05:02:06.015Z"},"sources":{"pricing":"https://onorca.dev/","license":"https://github.com/stablyai/orca","install":"https://github.com/stablyai/orca","capabilities":"https://github.com/stablyai/orca"},"verified_at":"2026-09-03","adoption":{"score":8.1,"signals":{"github_stars":79028,"hn_mentions_1y":41},"measured_at":"2026-09-28"},"scores":{"panel":6.3,"adoption":8.1,"spread":2.5,"facts":6.7,"board":6.6,"dimensions":{"reliability":5.8,"usefulness":6.5,"cost":6.7,"longevity":6},"per_persona":{"amigo":7,"critico":5.3,"profesor":6,"inversora":5.5,"jefa":6,"hacker":7.8},"community":null},"rank":null,"category_rank":14,"panel_reviews":[{"persona":"juez","persona_name":"El Juez","ai_generated":true,"verdict":"The panel agrees the app is free and splits on what it costs: El Crítico's five bills for one answer against El Hacker's ten out of ten.","scores":null,"evidence":[]},{"persona":"amigo","persona_name":"El Amigo","ai_generated":true,"verdict":"Pick Orca if you run Claude Code, Codex, Grok, Gemini, Goose or Hermes and want to watch them from your phone; pick Agent Orchestrator if you want a planner over the board.","scores":{"reliability":6,"usefulness":7,"cost":9,"longevity":6},"evidence":["https://onorca.dev/docs","https://github.com/stablyai/orca"]},{"persona":"critico","persona_name":"El Crítico","ai_generated":true,"verdict":"Fan one prompt across five agents in five worktrees and you have five bills and five unsandboxed processes for one answer; the compare-and-merge pitch is a cost multiplier.","scores":{"reliability":5,"usefulness":6,"cost":4,"longevity":6},"evidence":["https://github.com/stablyai/orca"]},{"persona":"profesor","persona_name":"El Profesor","ai_generated":true,"verdict":"Design Mode sends a clicked element's HTML, CSS and a cropped screenshot into the prompt; SSH remote worktrees run agents on another box; no benchmark is published.","scores":{"reliability":6,"usefulness":6,"cost":6,"longevity":6},"evidence":["https://github.com/stablyai/orca","https://onorca.dev/docs"]},{"persona":"inversora","persona_name":"La Inversora","ai_generated":true,"verdict":"Stably AI, YC-backed, gives away an MIT app with 61,000 stars and no price; the revenue is elsewhere in Stably's business, and this is the funnel.","scores":{"reliability":6,"usefulness":7,"cost":3,"longevity":6},"evidence":["https://onorca.dev/","https://github.com/stablyai/orca"]},{"persona":"jefa","persona_name":"La Jefa","ai_generated":true,"verdict":"Anonymous usage data is collected with an opt-out, there is no SSO, no plan and no vendor contact beyond a GitHub repo; approved with conditions as a personal tool.","scores":{"reliability":5,"usefulness":6,"cost":8,"longevity":5},"evidence":["https://github.com/stablyai/orca"]},{"persona":"hacker","persona_name":"El Hacker","ai_generated":true,"verdict":"MIT, brew cask and an AUR package, and a CLI with orca worktree create, snapshot, click and fill so I can script the window; no MCP, no model settings.","scores":{"reliability":7,"usefulness":7,"cost":10,"longevity":7},"evidence":["https://github.com/stablyai/orca","https://onorca.dev/docs"]},{"persona":"comediante","persona_name":"El Comediante","ai_generated":true,"verdict":"The Android app is at version 0.0.47, so it has shipped forty-seven times without anyone committing to version one.","scores":null,"evidence":[]}]}