[Diff since v1.53.0](https://github.com/SciML/DiffEqFlux.jl/compare/v1.53.0...v2.0.0) **Closed issues:** - DiffEqFlux Layers don't satisfy Lux API (#727) - SDEs gradients issues with EnsembleProblems (#765) - DiffEqFlux.jl and NeuralPDE.jl keep precompiling and never stop (#783) - Training Neural SDEs with Mutating Arrays (#785) - Normalizing flow example does not produce accurate estimates (#786) - Wrong order in collocations (#788) - StackOverflow Error when trying to train a NSDE with no neural network on the diffusion (#811) - Including unknown parameter values of known dynamics in UDE using Lux.jl (#812) - Documentation about Flux.jl vs Lux.jl (#815) **Merged pull requests:** - Lux compatible layers (#750) (@Abhishek-1Bhatt) - Fix FFJORD Example (#787) (@prbzrg) - Fix flipped collocation (#789) (@ChrisRackauckas) - [skip ci] LanguageTool (#792) (@ArnoStrouwen) - CompatHelper: add new compat entry for Functors at version 0.4, (keep existing compat) (#793) (@github-actions[bot]) - Deprecate FastChain and sciml_train for v2.0 (#794) (@ChrisRackauckas) - One more spot to mark with Flux (#796) (@Abhishek-1Bhatt) - Flux.cpu (#797) (@Abhishek-1Bhatt) - Specify Flux in all layers (#799) (@Abhishek-1Bhatt) - Remove unused packages and undefined exports (#803) (@prbzrg) - Switch to LuxCore (#804) (@Abhishek-1Bhatt) - fix `NeuralCDDE` error (#805) (@vpuri3) - Add neural ODE weather forecasting example (#807) (@SebastianCallh) - CompatHelper: add new compat entry for DataDeps at version 0.7 for package docs, (keep existing compat) (#808) (@github-actions[bot]) - CompatHelper: add new compat entry for DataFrames at version 1 for package docs, (keep existing compat) (#809) (@github-actions[bot]) - CompatHelper: add new compat entry for CSV at version 0.10 for package docs, (keep existing compat) (#810) (@github-actions[bot]) - Use CA directly instead of using it via Lux (#813) (@avik-pal) - Add a description of Flux vs Lux (#819) (@ChrisRackauckas) - enable dependabot for GitHub actions (#821) (@ranocha) - CompatHelper: bump compat for DataInterpolations to 4, (keep existing compat) (#823) (@github-actions[bot])