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.gguf QA Fixtures AI & Model Weights CC0 Public Domain · CI/CD Safe

Sample .gguf (GGUF) Test Files & Edge Cases

Deterministic GGUF (GGML Universal File Format) fixtures engineered for automated unit tests, parser fuzzing, and upload validation pipelines. Pull directly in GitHub Actions with immutable SHA-256 verification.

minimalexpect: valid

minimal-llama.gguf

Compact GGUF v3 binary with Llama architecture KV metadata, 8-token vocabulary array, and 2 aligned tensors (F16 & Q8_0).

↓ Download (1.1 KB)
SHA-256: 2ec356e162053c781631412e0ef64fe4672618855458afc781eff05dbda10a5d
Exact: 1,120 bytes
curl -fsSL https://fileformat.co/fixtures/v1/gguf/minimal-llama.gguf -o minimal-llama.gguf \
  && echo "2ec356e162053c781631412e0ef64fe4672618855458afc781eff05dbda10a5d  minimal-llama.gguf" | shasum -a 256 -c
realisticexpect: valid

llama3-tiny.gguf

Rich GGUF v3 model fixture with RoPE/GQA hyperparameters, multilingual/emoji tokenizer table, and F32/F16/Q8_0/Q4_K tensor descriptors.

↓ Download (6.2 KB)
SHA-256: 1e9c572f8666905c15ab3bd03689a613980af4547600b7eeccde39a387424044
Exact: 6,368 bytes
curl -fsSL https://fileformat.co/fixtures/v1/gguf/llama3-tiny.gguf -o llama3-tiny.gguf \
  && echo "1e9c572f8666905c15ab3bd03689a613980af4547600b7eeccde39a387424044  llama3-tiny.gguf" | shasum -a 256 -c
edge-caseTruncated EOFexpect: parser_error

truncated-metadata.gguf

Negative test fixture claiming 6 tensors and 14 KV entries but truncated at 112 bytes to verify parser bounds checking.

↓ Download (112 B)
SHA-256: 81fec5725175f7820eaebf9d3ddcc53edb19595f60f24e73a29ef13731e032c9
Exact: 112 bytes
curl -fsSL https://fileformat.co/fixtures/v1/gguf/truncated-metadata.gguf -o truncated-metadata.gguf \
  && echo "81fec5725175f7820eaebf9d3ddcc53edb19595f60f24e73a29ef13731e032c9  truncated-metadata.gguf" | shasum -a 256 -c
Safe-by-Design Client-Side Synthesizer

In-Browser Edge-Case & Malformed Fixture Mutator

Zero Upload · Generated in RAM

Need negative test fixtures for parser fuzzing or upload gateway validation? Mutate minimal-llama.gguf directly in your browser without hosting unsafe payloads on public URLs.

Default Fixture: minimal-llama.gguf

Tests graceful EOF / footer corruption handling without process panic or OOM.