The Fandango Fuzzer

joszamama
Feb 26, 2026
Maintainer

What's Changed

Introduce fail-fast for book and tests for usually caught exceptions by @riesentoaster in Introduce fail-fast for book and tests for usually caught exceptions #673
Update command for minimizing age field in docs by @baerla in Update command for minimizing age field in docs #676
Fix minor bugs in CLI and GeneratorWithReturn by @riesentoaster in Fix minor bugs in CLI and GeneratorWithReturn #680
Enable mypy --strict on the src directory, remove all beartype exclude rules except for auto-generated files by @riesentoaster in Enable mypy --strict on the src directory, remove all beartype exclude rules except for auto-generated files #674
Add section about libafl-fandango-pyo3 to docs by @riesentoaster in Add section about libafl-fandango-pyo3 to docs #675
Introduce Performance Testing by @riesentoaster in Introduce Performance Testing #681
Fix GitHub variable names in CI def for benchmarks by @riesentoaster in Fix GitHub variable names in CI def for benchmarks #686
Refactor CI defs to use partial to reduce code duplication by @riesentoaster in Refactor CI defs to use partial to reduce code duplication #685
Split benchmark CI runs into two files to be able to run on PRs acros… by @riesentoaster in Split benchmark CI runs into two files to be able to run on PRs acros… #694
Add permission defintion to CI def by @riesentoaster in Add permission defintion to CI def #699
Merge dev into main by @joszamama in Merge dev into main #698
Implement distance-aware fitness for ComparisonConstraint by @henryhchchc in Implement distance-aware fitness for ComparisonConstraint #697
Update Contributing.md to remove Jupytext config by @joszamama in Update Contributing.md to remove Jupytext config #701
Delete supported versions from SECURITY.md by @joszamama in Delete supported versions from SECURITY.md #702
Update deployment branch in workflow by @joszamama in Update deployment branch in workflow #703
distance aware comparison constraints by @joszamama in distance aware comparison constraints #700
Fix CI definitions now that we use a more simplified branching by @riesentoaster in Fix CI definitions now that we use a more simplified branching #704
Move to upstream plugin for pytest-pythonhashseed by @riesentoaster in Move to upstream plugin for pytest-pythonhashseed #707
Revert to old build system to re-enable beartype by @riesentoaster in Revert to old build system to re-enable beartype #709
Make consistent use of type annotations by @henryhchchc in Make consistent use of type annotations #711
Fixes in main algorithm? by @riesentoaster in Fixes in main algorithm? #710
Don't use inplicit string conversion in error messages by @riesentoaster in Don't use inplicit string conversion in error messages #715
Remove population wide constraints by @riesentoaster in Remove population wide constraints #720
Replace argparse.FileType with manual implementations by @henryhchchc in Replace argparse.FileType with manual implementations #724
Improve and fix suggested fixes by @riesentoaster in Improve and fix suggested fixes #723
Update init.py by @zyt600 in Update __init__.py #726
Exclude beartype 0.22.{6,7} by @henryhchchc in Exclude beartype 0.22.{6,7} #730
Add Dependabot configuration for daily pip updates by @henryhchchc in Add Dependabot configuration for daily pip updates #732
Use auto for versioning-strategy for dependabot by @henryhchchc in Use auto for versioning-strategy for dependabot #733
Lock dependencies with uv by @henryhchchc in Lock dependencies with uv #736
Fix dependabot config by @henryhchchc in Fix dependabot config #740
Add pre-commit hook for checking uv.lock by @henryhchchc in Add pre-commit hook for checking uv.lock #743
Document uv.lock file and update instructions by @henryhchchc in Document uv.lock file and update instructions #744
Remove a repr call; replace with specific impl by @riesentoaster in Remove a repr call; replace with specific impl #745
Parallel C++ Compilation with CMake by @henryhchchc in Parallel C++ Compilation with CMake #739
Make docutils version consistent for book and test by @dependabot[bot] in Make docutils version consistent for book and test #734
Various typo fixes by @henryhchchc in Various typo fixes #747
Fix bug where suggestions were created for slices but then broke during application by @riesentoaster in Fix bug where suggestions were created for slices but then broke during application #751
Fix bug where mismatched types in single sides of constraints lead to an exception by @riesentoaster in Fix bug where mismatched types in single sides of constraints lead to an exception #746
Remove pip from dependabot by @henryhchchc in Remove pip from dependabot #753
Bump pre-commit from 4.5.0 to 4.5.1 by @dependabot[bot] in Bump pre-commit from 4.5.0 to 4.5.1 #758
Bump mypy from 1.19.0 to 1.19.1 by @dependabot[bot] in Bump mypy from 1.19.0 to 1.19.1 #754
Bump faker from 38.2.0 to 40.1.0 by @dependabot[bot] in Bump faker from 38.2.0 to 40.1.0 #755
Bump gnureadline from 8.2.13 to 8.3.3 by @dependabot[bot] in Bump gnureadline from 8.2.13 to 8.3.3 #757
Bump beartype from 0.22.8 to 0.22.9 by @dependabot[bot] in Bump beartype from 0.22.8 to 0.22.9 #759
Bump types-setuptools from 80.9.0.20250822 to 80.9.0.20251223 by @dependabot[bot] in Bump types-setuptools from 80.9.0.20250822 to 80.9.0.20251223 #760
Group patch updates for dependabot by @henryhchchc in Group patch updates for dependabot #761
Bump virtualenv from 20.35.4 to 20.36.1 by @dependabot[bot] in Bump virtualenv from 20.35.4 to 20.36.1 #762
Bump filelock from 3.20.0 to 3.20.3 by @dependabot[bot] in Bump filelock from 3.20.0 to 3.20.3 #763
Bump faker from 40.1.0 to 40.1.2 in the patch-updates group by @dependabot[bot] in Bump faker from 40.1.0 to 40.1.2 in the patch-updates group #765
Bump regex from 2025.11.3 to 2026.1.15 by @dependabot[bot] in Bump regex from 2025.11.3 to 2026.1.15 #767
Bump black from 25.12.0 to 26.1.0 by @dependabot[bot] in Bump black from 25.12.0 to 26.1.0 #773
Change Dependabot update interval to weekly by @henryhchchc in Change Dependabot update interval to weekly #775
Bump dill from 0.4.0 to 0.4.1 in the patch-updates group by @dependabot[bot] in Bump dill from 0.4.0 to 0.4.1 in the patch-updates group #772
Bump pytest-html from 4.1.1 to 4.2.0 by @dependabot[bot] in Bump pytest-html from 4.1.1 to 4.2.0 #776
Feature/774 simplify network modes by @alex9849 in Feature/774 simplify network modes #779
Run make web in CI/Fix docs failing silently in the CI by @riesentoaster in Run make web in CI/Fix docs failing silently in the CI #782
Fix/slice party by @alex9849 in Fix/slice party #786
Bump wheel from 0.45.1 to 0.46.2 by @dependabot[bot] in Bump wheel from 0.45.1 to 0.46.2 #790
Reimagine include by @riesentoaster in Reimagine include #788
Fix validation bug by @riesentoaster in Fix validation bug #791
Fix file handling for stdout by @riesentoaster in Fix file handling for stdout #789
Fix validate for format=none by @riesentoaster in Fix validate for format=none #793
Bump types-setuptools from 80.9.0.20251223 to 80.10.0.20260124 by @dependabot[bot] in Bump types-setuptools from 80.9.0.20251223 to 80.10.0.20260124 #795
Bump pygls from 2.0.0 to 2.0.1 in the patch-updates group by @dependabot[bot] in Bump pygls from 2.0.0 to 2.0.1 in the patch-updates group #794
Report fandango upgrades when available by @andreas-zeller in Report fandango upgrades when available #792
Update README by @andreas-zeller in Update README #796
Merge protocol guidance by @alex9849 in Merge protocol guidance #737
Bump version to 1.1.0rc1 in pyproject.toml by @joszamama in Bump version to 1.1.0rc1 in pyproject.toml #804
Update build-docs workflow to use 'main' branch by @joszamama in Update build-docs workflow to use 'main' branch #805
Banner for 1.1.0rc1 by @andreas-zeller in Banner for 1.1.0rc1 #806
Bump faker from 40.1.2 to 40.4.0 by @dependabot[bot] in Bump faker from 40.1.2 to 40.4.0 #810
Bump types-setuptools from 80.10.0.20260124 to 81.0.0.20260209 by @dependabot[bot] in Bump types-setuptools from 80.10.0.20260124 to 81.0.0.20260209 #809
Bump types-setuptools from 81.0.0.20260209 to 82.0.0.20260210 by @dependabot[bot] in Bump types-setuptools from 81.0.0.20260209 to 82.0.0.20260210 #812
Bump sphinxcontrib-mermaid from 1.2.3 to 2.0.0 by @dependabot[bot] in Bump sphinxcontrib-mermaid from 1.2.3 to 2.0.0 #766
Remove pyppeteer and upgrade urllib3 by @henryhchchc in Remove pyppeteer and upgrade urllib3 #816
Bump regex from 2026.1.15 to 2026.2.19 by @dependabot[bot] in Bump regex from 2026.1.15 to 2026.2.19 #819
Bump faker from 40.4.0 to 40.5.1 by @dependabot[bot] in Bump faker from 40.4.0 to 40.5.1 #818
Raise error if output file/dir exists by @riesentoaster in Raise error if output file/dir exists #817
Io bugfixes by @alex9849 in Io bugfixes #823
feat: release 1.1.0rc2 by @joszamama in feat: release 1.1.0rc2 #824
feat: restrict Windows builds to 64-bit architecture by @joszamama in feat: restrict Windows builds to 64-bit architecture #825
Revise README for clarity and feature overview by @joszamama in Revise README for clarity and feature overview #827
Revise README for project introduction and clarity by @joszamama in Revise README for project introduction and clarity #828
feat: release 1.1.0 by @joszamama in feat: release 1.1.0 #826

New Contributors

@baerla made their first contribution in Update command for minimizing age field in docs #676
@henryhchchc made their first contribution in Implement distance-aware fitness for ComparisonConstraint #697
@zyt600 made their first contribution in Update __init__.py #726
@dependabot[bot] made their first contribution in Make docutils version consistent for book and test #734

Full Changelog: v1.0.6...v1.1.0

This discussion was created from the release v1.1.0.

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