stan-dev/rstan

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RStan, the R interface to Stan

Stars: 1.1k
Forks: 266
Open beginner issues: 0
Indexed issues: 344
Avg merge: 2h 56m
Merged PRs (30d): 1

Dominant language: R
License: No license data
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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344 open issues indexed

spurious warning in pairs.stanfit Open

Difficulty 1/5 Under an hour Newbie friendliness 68/100

stan-dev/rstan#1182 · 1 comment · Opened Mar 2, 2026
Problem installing StanHeaders and rstan in Github actions Open

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

stan-dev/rstan#1180 · 2 comments · Opened Feb 12, 2026
Use posterior package for convergence diagnostics Open

stan-dev/rstan#1169 · 6 comments · 1 assignee · Opened Sep 19, 2025
NEWS/ChangeLog Open

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

stan-dev/rstan#1166 · 2 reactions · Opened Aug 5, 2025
Model does no contain samples when using vb with init function Open

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

stan-dev/rstan#1163 · 4 comments · Opened Jul 8, 2025
warmup draws omitted from stanfit objects Open

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

stan-dev/rstan#1181 · 6 comments · Opened Apr 8, 2025
Compatibility with changes in Stan RNG type Open

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

stan-dev/rstan#1152 · 1 comment · Opened Jan 22, 2025
Environment checks in system progress preperation throws error in Positron Open

Difficulty 3/5 1-2 days Newbie friendliness 62/100

stan-dev/rstan#1149 · 5 comments · 13 reactions · Opened Jan 13, 2025
[Feature Request] Allow `save_dso` to be set via `rstan_options()`? Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

stan-dev/rstan#1144 · Opened Nov 19, 2024
Conflict with conflicted library, remove uses of `apropos()`? Open

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

stan-dev/rstan#1141 · 5 comments · Opened Oct 16, 2024
`rstan` missing `BH` from imports / suggests Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

stan-dev/rstan#1140 · 7 comments · 1 reaction · Opened Oct 16, 2024
Error message running RStan example using R 4.4.1, rstan 2.32.6 Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

stan-dev/rstan#1139 · Opened Sep 19, 2024
Default of `save_iterations` in `optimizing` is `TRUE` while docs says it is `FALSE` (neither one saves the iterations though) Open

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

stan-dev/rstan#1138 · Opened Sep 12, 2024
Output of `optimizing` does not return the number of used iterations or reason why the optimization was terminated Open

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

stan-dev/rstan#1137 · 2 comments · Opened Sep 12, 2024
Rstan should reset environment variables it sets Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

stan-dev/rstan#1136 · 1 comment · Opened Aug 6, 2024
`rstan` fails to read `cmdstanr` output .csv files Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

stan-dev/rstan#1133 · 16 comments · 3 reactions · Opened Jul 10, 2024
"Global state has changed" warning Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

stan-dev/rstan#1132 · 1 comment · Opened Jul 10, 2024
Not compiling with clang19 Open

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

stan-dev/rstan#1130 · 8 comments · Opened Jun 15, 2024
Cannot install rstan on R.4.5.0 with Rtools44 Open

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

stan-dev/rstan#1129 · Opened Jun 11, 2024
Using `sample_file` fails as `is_dir_writable` checks for execute permissions Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

stan-dev/rstan#1125 · Opened Apr 23, 2024
RStan yields incorrect line numbers in compiler and runtime errors Open

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

stan-dev/rstan#1123 · 1 reaction · Opened Apr 17, 2024
Within-chain parallelization in Ubuntu (WSL) not working. Open

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

stan-dev/rstan#1120 · Opened Mar 7, 2024
Syntax error in '/var/folders/q4/gvrdsnj94vl527nfhj25rxh40000gn/T/RtmpAbftu1/model-cede3aff1ad3.stan', line 10, column 7 to column 8, parsing error: Open

Difficulty 3/5 1-2 days Newbie friendliness 18/100

stan-dev/rstan#1119 · Opened Mar 5, 2024
Running legacy R 3.5.2 code (ISO C++ 2011 standard support) Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

stan-dev/rstan#1118 · Opened Mar 4, 2024
Runtime error crashes R session on macOS Sonoma (arm64) Open

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

stan-dev/rstan#1117 · 1 comment · Opened Feb 24, 2024
Nested `max(int, int)` expressions cause compiler error in RStan / StanHeaders 2.32.5 Open

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

stan-dev/rstan#1116 · 2 comments · Opened Feb 14, 2024
Misaligned address sanitizer errors with `csr_matrix_times_vector()` - leading to CRAN package failing additional tests Open

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

stan-dev/rstan#1111 · 25 comments · Opened Jan 26, 2024
`expose_stan_functions` won't work with external C++ functions Open

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

stan-dev/rstan#1107 · Opened Dec 30, 2023
Error messages when running example(stan_model, package = "rstan", run.dontrun = TRUE) Open

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

stan-dev/rstan#1103 · 2 comments · Opened Nov 13, 2023
stanheaders seems to rely on outdated tbb header file task_scheduler_init.h Open

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

stan-dev/rstan#1101 · 7 comments · Opened Oct 25, 2023
Downstream Deprecated / Expired Syntax Open

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

stan-dev/rstan#1092 · 8 comments · 5 reactions · Opened Sep 10, 2023
Upcoming Stan release removes old array syntax, new RStan needed Open

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

stan-dev/rstan#1084 · 51 comments · Opened Aug 25, 2023
Cannot connect brms or rstan to Stan [Error in compileCode(f, code, language = language, verbose = verbose) : Error in sink(type = “output”) : invalid connection] Open

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

stan-dev/rstan#1082 · 11 comments · Opened Jul 28, 2023
MultisessionFuture (<none>) failed to receive results from cluster RichSOCKnode Open

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

stan-dev/rstan#1081 · Opened Jul 7, 2023
Various hard to track / repeat crashes on different machines with stanheaders 2.26.26/27 Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

stan-dev/rstan#1080 · 10 comments · Opened Jul 5, 2023
Rstan throwing inappropriate error message Open

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

stan-dev/rstan#1072 · Opened Jun 12, 2023
JavaScript heap out of memory during compilation of a very large model. Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

stan-dev/rstan#1071 · 5 comments · Opened Jun 1, 2023
R crashes during sampling Open

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

stan-dev/rstan#1070 · 7 comments · 1 reaction · Opened May 24, 2023
Error: package or namespace load failed for ‘rstan’ Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

stan-dev/rstan#1069 · Opened May 23, 2023
`#` instead of `\\` for comment is fatal in RStan 2.26 Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

stan-dev/rstan#1067 · 1 comment · Opened May 12, 2023
RStan & expiring deprecations Open

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

stan-dev/rstan#1056 · 5 comments · Opened Apr 1, 2023
RStan & StanHeaders Downstream Patching Status Open

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

stan-dev/rstan#1053 · 2 comments · 1 reaction · Opened Mar 29, 2023
Deprecate ggplot functions in future rstan? Open

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

stan-dev/rstan#1051 · 53 comments · Opened Mar 16, 2023
stan_ac issue when ggplot2 not loaded Open

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

stan-dev/rstan#1049 · 1 comment · Opened Mar 15, 2023
Unable to assign output from paris.stanfit Open

Difficulty 3/5 1-2 days Newbie friendliness 40/100

stan-dev/rstan#1045 · Opened Mar 10, 2023
Fail to run rstan with inker command failed with exit code 1 (use -v to see invocation)make: *** Open

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

stan-dev/rstan#1042 · Opened Mar 3, 2023
Does not build on 32 bit architectures any more Open

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

stan-dev/rstan#1032 · 15 comments · Opened Feb 2, 2023
Line number tracker for error output does not count empty lines in stan code (for both syntax and runtime errors) Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

stan-dev/rstan#1027 · 4 comments · Opened Oct 6, 2022
Error: C stack usage is too close to the limit Open

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

stan-dev/rstan#1025 · 6 comments · Opened Sep 30, 2022
segfault "memory not mapped" example(stan_model) Ubuntu 20.04 Open

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

stan-dev/rstan#1020 · 1 comment · 4 reactions · Opened Jul 20, 2022

stan-dev/rstan

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