kitproof

AI agent starters · Rank #12

B

deer-flow

Grade B: derived only from the two verdicts below. How grades work

An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.

Active1 major behindFree
Visit deer-flow ↗Source on GitHub ↗

Why this verdict

How we check →
  • 1532 commits by 292 contributors in the last 90 days (871 in the last 30). receipt ↗
  • Latest release v2.1.0, 24 days ago. receipt ↗
  • Vercel AI SDK 6 declared; latest is 7 (1 major behind). receipt ↗
  • Zod 3 declared; latest is 4 (1 major behind). receipt ↗
  • On current major: Next.js, React, Tailwind CSS. receipt ↗
  • Not counted in verdict: TypeScript 5 → 7, FastAPI 0 → 0. receipt ↗

Snapshot: commit afc96c6 on main, checked 2026-10-19 06:12 UTC. Receipts link to files at this exact commit.

Dependency freshness

PackageDeclaredLatestStatus
TypeScript typescript5.8.27.0.2Behind, not counted
FastAPI fastapi0.115.00.146.0Behind, not counted
Vercel AI SDK ai6.0.337.0.1431 major behind
Zod zod3.24.24.6.71 major behind
Next.js next16.3.816.4.2Current
React react19.0.019.3.1Current
Tailwind CSS tailwindcss4.0.154.3.3Current

Declared = lowest version the kit's dependency file (package.json, pyproject.toml or requirements.txt) allows. Latest = the npm "latest" tag or the newest PyPI release. TypeScript, the Stripe SDK, FastAPI and other 0.x packages are shown but not counted in the verdict.

What's in the stack

Framework
Next.js, FastAPI
API layer
TanStack Query, Uvicorn
Testing
Playwright

Detected from declared dependencies. A listed package means it's installed, not necessarily fully wired up.

What the README says you get

  • AI
    Sub-agent orchestrationorchestrates sub-agents, memory, and sandboxes
  • AI
    Extensible skillspowered by extensible skills
  • AI
    Long-term memoryLong-Term Memory
  • AI
    Sandbox and file systemSandbox & File System
  • AI
    Agentic browser controlAgentic Browser Control
  • AI
    Private knowledge retrievalPrivate Knowledge Retrieval (RAGFlow)
  • AI
    Claude Code integrationClaude Code Integration
  • AI
    Custom skill exportExporting Custom Skills
  • API
    Personal access tokensPersonal Access Tokens
  • Other
    Chat archiveChat Archive
  • Other
    Session goalsSession Goals
  • Other
    Manual context compactionManual Context Compaction
  • Other
    Scheduled tasksScheduled Tasks
  • Other
    Terminal workbenchTerminal Workbench (TUI)

Extracted from the kit's README by a local AI model (deepseek-flash) on Oct 19, 2026. Every item is checked against an exact README quote. A README claim is the maker's description, not something we tested.

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History

Sep 29, 2026 → Oct 19, 2026. One square per check, colored by maintenance status. Hover for details.

Show as a table
DateMaintenanceDependenciesCommits (90d)
Oct 19, 2026Active1 major behind1532
Oct 12, 2026Active1 major behind1439
Sep 29, 2026Active1 major behind1214

Sources

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