SciML/Sundials.jl

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Julia interface to Sundials, including a nonlinear solver (KINSOL), ODEs (CVODE and ARKODE), and DAEs (IDA)

Stars: 216
Forks: 78
Open beginner issues: 0
Indexed issues: 22
Avg merge: 7h 41m
Merged PRs (30d): 7

Dominant language: Julia
License: BSD-2-Clause
Last GitHub push: Sep 12, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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22 open issues indexed

Register Sundials 6.7.1 Open

Difficulty 1/5 Under an hour Newbie friendliness 62/100

SciML/Sundials.jl#569 · 1 comment · Opened Sep 9, 2026
QA: JET 0.11 (Julia >= 1.11) flags possibly-undefined locals in solver __init Open

Difficulty 4/5 3-5 days Newbie friendliness 62/100

SciML/Sundials.jl#541 · Opened Jun 25, 2026
Interface generator script needs updates following PR 380, 384 Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

SciML/Sundials.jl#385 · 1 comment · Opened Jan 13, 2023
sundials doesn't GPU Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

SciML/Sundials.jl#361 · 5 comments · Opened Aug 9, 2022
CVODEIntegrator does not work with StepsizeLimiter from DiffEqCallbacks Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

SciML/Sundials.jl#360 · 6 comments · Opened Jul 29, 2022
IDASetUserData sets user_data as Ptr{Nothing} Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

SciML/Sundials.jl#347 · 1 comment · Opened Feb 4, 2022
Sundials.jl does not work with ArrayPartition from RecursiveArrayTools.jl Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

SciML/Sundials.jl#331 · 1 comment · 1 reaction · Opened Nov 20, 2021
Support for AD and Jacobian sparsity Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

SciML/Sundials.jl#311 · 11 comments · Opened Jun 30, 2021
Option stop_at_tdt not correctly documented Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

SciML/Sundials.jl#307 · 18 comments · Opened May 24, 2021
Analytical banded Jacobian with CVODE_BDF Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

SciML/Sundials.jl#302 · 3 comments · Opened Mar 28, 2021
Saveat handling of the last time point if new tstops are added Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

SciML/Sundials.jl#300 · 2 comments · Opened Feb 22, 2021
Sundials and SecondOrderODEProblem (OrdinaryDiffEq) not compatible Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

SciML/Sundials.jl#353 · Opened Jan 27, 2021
requirement on Jacobian for CVODE_BDF Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

SciML/Sundials.jl#291 · 3 comments · Opened Dec 19, 2020
IDA-key error when saving positions Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

SciML/Sundials.jl#290 · 4 comments · Opened Dec 14, 2020
Using callbacks degrades ComponentArray solutions to Arrays. Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

SciML/Sundials.jl#284 · 3 comments · Opened Oct 5, 2020
Error with SavingCallback defaulting to Array{Float64,1} with CVODE? Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

SciML/Sundials.jl#275 · 1 comment · Opened Jul 23, 2020
Common interface wrappers for MRI methods Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

SciML/Sundials.jl#258 · 1 comment · Opened Apr 20, 2020
Sundials with OpenMP support Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

SciML/Sundials.jl#251 · 4 comments · Opened Apr 9, 2020
Add SuperLU_MT support Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

SciML/Sundials.jl#249 · 25 comments · Opened Apr 5, 2020
Support for `AutoAbstol` and `PositiveDomain` Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

SciML/Sundials.jl#199 · 2 comments · Opened Mar 14, 2019
Complex number support Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

SciML/Sundials.jl#163 · Opened Apr 13, 2018
User-defined Banded Jacobians Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

SciML/Sundials.jl#146 · 2 comments · Opened Nov 22, 2017

SciML/Sundials.jl

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