[Diff since v0.8.12](v0.8.12...v0.8.13)
**Merged pull requests:**
- [documentation] Add a section about automatic sparse differentiation (#344) (@amontoison)
- Release 0.8.13 (#358) (@amontoison)
**Closed issues:**
- [documentation] Add a reference to the blog of ASD (#343)

[Diff since v0.8.11](v0.8.11...v0.8.12)
**Merged pull requests:**
- Use show_time for sparse AD backends (#326) (@amontoison)
- [documentation] Update the performance tips (#328) (@amontoison)
- [documentation] Update the name of the backends for Enzyme.jl (#331) (@amontoison)
- [documentation] Explain how to change detector and coloring_algorithm in sparse backends (#332) (@amontoison)
- CompatHelper: bump compat for ForwardDiff to 1, (keep existing compat) (#333) (@github-actions[bot])
- Bump to ADNLPModels 0.8.12 (#336) (@tmigot)
**Closed issues:**
- Pass the argument `show_time` to sparse AD backends (#325)
- issue with Enzyme Backend in ADNLPModels (#330)

[Diff since v0.8.10](v0.8.10...v0.8.11)
**Merged pull requests:**
- Handle the cases where c!(cx, x) doesn't return cx (#323) (@amontoison)

[Diff since v0.8.9](v0.8.9...v0.8.10)
**Merged pull requests:**
- Support Enzyme.jl (#314) (@amontoison)
- Update with JSOBestieTemplate for ADNLPModels (#318) (@tmigot)
**Closed issues:**
- Unit tests fail on QuadraticModels with ADNLPModels 0.8 (#255)

[Diff since v0.8.8](v0.8.8...v0.8.9)
**Merged pull requests:**
- Handle linear constructor without linear constraints (#316) (@tmigot)
**Closed issues:**
- CI allow failure on nightly (#266)
- Marine  problem issue when trying to set size  (#315)

[Diff since v0.8.7](v0.8.7...v0.8.8)
**Merged pull requests:**
- Remove ct-registry for OptimalControl.jl (#299) (@ocots)
- Remove unused CI scripts (#301) (@tmigot)
- Remove nnz_colors in sparsity_pattern.jl (#304) (@amontoison)
- Add a function get_sparsity_pattern (#307) (@amontoison)
- Update the workflow Breakage.yml (#308) (@amontoison)
- Reorganize the tests with CUDA, Enzyme and Zygote (#309) (@amontoison)
**Closed issues:**
- Optimize the sparse Hessian (#165)
- Add documentation/test on manually providing sparsity pattern for Jacobian/Hessian (#193)
- Breakage OptimalControl.jl: `ct-registry` no more needed (#298)
- Add a function to get the sparsity patterns from an ADNLPModel (#300)

[Diff since v0.8.6](v0.8.6...v0.8.7)
**Merged pull requests:**
- Update benchmark/Manifest.toml (#291) (@amontoison)
- Update benchmark folder (#293) (@amontoison)
- Support acyclic coloring for sparse Hessians (#294) (@amontoison)
- Update CI scripts (#296) (@amontoison)
- [documentation] Give more details on coloring algorithms (#297) (@amontoison)

[Diff since v0.8.5](v0.8.5...v0.8.6)
**Merged pull requests:**
- Add tutorial with manual sparsity pattern (#209) (@tmigot)
- Upgrade ADNLPModels.jl for SparseMatrixColoring.jl v0.4.0 (#289) (@amontoison)

[Diff since v0.8.4](v0.8.4...v0.8.5)
**Merged pull requests:**
- Add an option to provide the sparsity pattern of jacobians and hessians (#284) (@amontoison)
- [documentation] Explain how we can provide a sparsity pattern (#286) (@amontoison)
- Allow pre-instantiated backends (#287) (@tmigot)
**Closed issues:**
- Sparsity detection breaks the norm function on 0.8 (#247)

[Diff since v0.8.3](v0.8.3...v0.8.4)
**Merged pull requests:**
- Release 0.8.4 (#282) (@amontoison)