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Run

9 emulators 1054 tests

Results as of this run. The arrow shows each target's movement since the previous run it was tested in.

Scored against 33 real regions. 1 dropped, out of scoring until it returns: me-south-1
  1. DynamoDB
    live (AWS)

    Runs via: AWS service

    Grade baseline

    no divergence in all 33 regions · covers 100.0% of the suite

    ground truth
    Tier breakdown
    Tier 1 · Core 0.0% diverges
    100.0% covered
    Tier 2 · Complete 0.0% diverges
    100.0% covered
    Tier 3 · Strict 0.0% diverges
    100.0% covered
  2. Dynoxide
    0.13.0 56 unsupported ; covers 94.7% of the suite

    Runs via: npx, Docker, Homebrew, binary, npm, cargo, embedded, GitHub Action, source

    Disclosure: maintained by this board's author

    Grade A

    low divergence (0.9%) in 2 regions · up to 1.3% in the other 31 · covers 94.7% of the suite

    unchanged
    Tier breakdown
    Tier 1 · Core 2.0% diverges
    100.0% covered
    Tier 2 · Complete 0.0% diverges
    82.2% covered 40 unsupported
    Tier 3 · Strict 0.0% diverges
    95.3% covered 16 unsupported
    Also built for WebAssembly / OPFS
    • WebAssembly / OPFS
      Grade B

      low divergence (0.9%) in 2 regions · up to 1.3% in the other 31 · covers 83.4% · coverage lowers this row to B

  3. ExtendDB
    v0.1.5 129 unsupported ; covers 87.8% of the suite

    Runs via: source

    Grade B

    low divergence (1.9%) in 21 regions · up to 2.0% in the other 12 · covers 87.8% of the suite · coverage lowers this row to B

    unchanged
    Tier breakdown
    Tier 1 · Core 0.8% diverges
    100.0% covered
    Tier 2 · Complete 1.8% diverges
    51.6% covered 109 unsupported
    Tier 3 · Strict 3.5% diverges
    94.1% covered 20 unsupported
    Also built for SQLite
    • SQLite
      Grade B

      low divergence (1.8%) in 21 regions · up to 1.9% in the other 12 · covers 87.8% · coverage lowers this row to B

  4. Ministack
    5de3f08cd9c7 42 unsupported ; covers 96.0% of the suite

    Runs via: pip, Docker, source

    Grade B

    moderate divergence (11.9%) in 21 regions · up to 12.0% in the other 12 · covers 96.0% of the suite

    unchanged
    Tier breakdown
    Tier 1 · Core 5.7% diverges
    100.0% covered
    Tier 2 · Complete 15.1% diverges
    88.4% covered 26 unsupported
    Tier 3 · Strict 18.5% diverges
    95.3% covered 16 unsupported
  5. Dynalite
    4.0.0 242 unsupported ; covers 77.0% of the suite

    Runs via: npm, npx, embedded

    Grade C

    moderate divergence (12.8%) in 25 regions · up to 13.0% in the other 8 · covers 77.0% of the suite · coverage lowers this row to C

    unchanged
    Tier breakdown
    Tier 1 · Core 10.8% diverges
    100.0% covered
    Tier 2 · Complete 12.4% diverges
    17.8% covered 185 unsupported
    Tier 3 · Strict 15.9% diverges
    83.2% covered 57 unsupported
  6. LocalStack
    2026.7.4 50 unsupported ; covers 95.3% of the suite

    Runs via: Docker, pip, Homebrew, binary

    Grade C

    moderate divergence (14.8%) in 25 regions · up to 14.9% in the other 8 · covers 95.3% of the suite · coverage lowers this row to C

    unchanged
    Tier breakdown
    Tier 1 · Core 6.3% diverges
    100.0% covered
    Tier 2 · Complete 16.0% diverges
    84.9% covered 34 unsupported
    Tier 3 · Strict 26.2% diverges
    95.3% covered 16 unsupported
  7. DynamoDB Local
    ff89bd48ff32 63 unsupported ; covers 94.0% of the suite

    Runs via: Docker, JAR, Maven

    Grade C

    high divergence (15.1%) in 25 regions · up to 15.2% in the other 8 · covers 94.0% of the suite

    unchanged
    Tier breakdown
    Tier 1 · Core 7.6% diverges
    100.0% covered
    Tier 2 · Complete 14.2% diverges
    79.1% covered 47 unsupported
    Tier 3 · Strict 26.5% diverges
    95.3% covered 16 unsupported
  8. Floci
    eab36252ea43 51 unsupported ; covers 95.2% of the suite

    Runs via: Docker, Homebrew, install script, Scoop, binary, JAR

    Grade C

    high divergence (21.0%) in 21 regions · up to 21.1% in the other 12 · covers 95.2% of the suite

    unchanged
    Tier breakdown
    Tier 1 · Core 10.8% diverges
    100.0% covered
    Tier 2 · Complete 32.4% diverges
    84.4% covered 35 unsupported
    Tier 3 · Strict 27.9% diverges
    95.3% covered 16 unsupported