stan-dev/cmdstan

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CmdStan, the command line interface to Stan

Stars: 238
Forks: 106
Open beginner issues: 0
Indexed issues: 45
Avg merge: 2h 29m
Merged PRs (30d): 6

Dominant language: C++
License: BSD-3-Clause
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue

Beginner friendly Everything

Open All

45 open issues indexed

Release CmdStan 2.40 Open

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

stan-dev/cmdstan#1350 · 4 comments · 1 reaction · Opened Aug 31, 2026
Please remove LDLIBS_TB from stan/lib/stan_math/make/compiler_flags Open

bug

Difficulty 1/5 Under an hour Newbie friendliness 55/100

stan-dev/cmdstan#1329 · 3 comments · Opened Aug 26, 2025
Expected? cmdstan considers binary up-to-date when make is run with different build args Open

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

stan-dev/cmdstan#1294 · 1 comment · Opened Aug 21, 2024
deprecate stansummary option `--autocorr` Open

code-cleanup

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

stan-dev/cmdstan#1287 · Opened Aug 5, 2024
diagnose exit code Open

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

stan-dev/cmdstan#1278 · 3 comments · Opened May 30, 2024
Recommend using `ccache`? Open

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

stan-dev/cmdstan#1265 · 3 comments · Opened May 4, 2024
id for each chain should be unique in multi chain output csvs Open

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

stan-dev/cmdstan#1257 · 2 comments · Opened Mar 14, 2024
Consider changing default behavior of pathfinder num_paths=1 Open

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

stan-dev/cmdstan#1248 · Opened Feb 8, 2024
Parallelize gcc lto Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

stan-dev/cmdstan#1224 · 1 comment · Opened Nov 20, 2023
"thin" argument affects diagnostics Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 42/100

stan-dev/cmdstan#1185 · 3 comments · Opened Aug 18, 2023
Enable STAN_THREADS by default Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

stan-dev/cmdstan#1179 · 9 comments · Opened Aug 10, 2023
`info` method - expose information about the model Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

stan-dev/cmdstan#1178 · 4 comments · Opened Aug 10, 2023
Error compiling a simple model with read-only access to CmdStan Open

makefile

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

stan-dev/cmdstan#1175 · 12 comments · Opened Jul 21, 2023
Add testing for OpenCL models Open

stan-dev/cmdstan#1142 · 2 assignees · Opened Feb 6, 2023
Optional profiling Open

Feature

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

stan-dev/cmdstan#1137 · 5 comments · 2 reactions · Opened Jan 16, 2023
more helpful "PCH file built from a different branch" message Open

enhancement good first issue

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

stan-dev/cmdstan#1117 · 3 comments · Opened Sep 20, 2022
Link to the new warnings page from `diagnose` output Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

stan-dev/cmdstan#1096 · Opened May 14, 2022
Describe the various Cmdstan and Stan makefile variables Open

documentation

stan-dev/cmdstan#1095 · 1 comment · 1 assignee · Opened May 6, 2022
recompiling main.cpp each time Open

bug makefile

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

stan-dev/cmdstan#1094 · Opened May 4, 2022
`stansummary` save to CSV doesn't respect default significant figures Open

bug

stan-dev/cmdstan#1088 · 1 comment · 1 assignee · Opened Mar 28, 2022
cmdstan fails to build Open

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

stan-dev/cmdstan#1083 · 1 comment · Opened Mar 1, 2022
cmdstan stops working with Intel MKL Open

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

stan-dev/cmdstan#1050 · 11 comments · Opened Oct 11, 2021
-fwhole-program-vtables in STAN_CPP_OPTIMS breaks linkage on Apple Silicon Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

stan-dev/cmdstan#1041 · 5 comments · Opened Sep 24, 2021
support compressed data files Open

enhancement Feature i/o

stan-dev/cmdstan#1035 · 1 assignee · Opened Sep 1, 2021
CmdStan on IBM Power-9 systems Open

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

stan-dev/cmdstan#1026 · 14 comments · Opened Jul 17, 2021
FR: option to print the output of --help-all in json format Open

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

stan-dev/cmdstan#1025 · 1 comment · Opened Jun 27, 2021
Add install target for Linux/OSX systems Open

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

stan-dev/cmdstan#1024 · 9 comments · Opened Jun 25, 2021
Adjust Makefiles to support cross-compilation Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

stan-dev/cmdstan#1004 · 15 comments · Opened Apr 14, 2021
interpret return codes for users Open

user experience

stan-dev/cmdstan#991 · 4 comments · 1 assignee · Opened Mar 10, 2021
improve CmdStan installation process: instructions, scripts, package installers Open

Feature release/packaging user experience windows

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

stan-dev/cmdstan#973 · 1 comment · Opened Jan 23, 2021
utility to check inits Open

Feature user experience

Difficulty 5/5 Over a week Newbie friendliness 30/100

stan-dev/cmdstan#967 · 1 comment · 2 reactions · Opened Jan 14, 2021
diagnose counting warmup draws Open

bug

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

stan-dev/cmdstan#948 · 1 comment · Opened Nov 20, 2020
standalone generated quantities need way to run stansummary on resulting csv file Open

enhancement user experience

Difficulty 4/5 3-5 days Newbie friendliness 45/100

stan-dev/cmdstan#912 · 2 comments · Opened Jul 22, 2020
Add Jenkins tests for makefiles Open

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

stan-dev/cmdstan#877 · Opened May 23, 2020
investigate online counts of post-warmup divergences (or any column) during sampling Open

enhancement i/o interface user experience

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

stan-dev/cmdstan#822 · 1 reaction · Opened Feb 18, 2020
ease use of cmdstan makefiles Open

Feature makefile user experience

Difficulty 4/5 3-5 days Newbie friendliness 45/100

stan-dev/cmdstan#791 · 14 comments · 1 reaction · Opened Jan 8, 2020
stansummary hangs on very large input files Open

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

stan-dev/cmdstan#759 · Opened Oct 19, 2019
move copy constructor for json_data Open

stan-dev/cmdstan#979 · 1 comment · 1 assignee · Opened Jul 4, 2019
use second evaluate of log density for time estimate; remove multiplier Open

Feature user experience

stan-dev/cmdstan#675 · 1 assignee · Opened Feb 26, 2019
Add `help` option to `runCmdStanTests.py` Open

documentation user experience

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

stan-dev/cmdstan#650 · Opened Oct 11, 2018
Making mechanism for external library/user-supplied code Open

user experience

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

stan-dev/cmdstan#630 · 13 comments · Opened Jul 13, 2018
Partial specialization failure on Intel compiler Open

bug makefile

stan-dev/cmdstan#625 · 11 comments · 1 assignee · Opened Jun 19, 2018
allow list of excluded or included parameters for saving Open

Feature interface

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

stan-dev/cmdstan#553 · 23 comments · 11 reactions · Opened May 15, 2017
convert CmdStan CSV output to R dump format input Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

stan-dev/cmdstan#511 · 12 comments · Opened Nov 24, 2016
Remove bin/print Open

stan-dev/cmdstan#153 · 1 assignee · Opened Sep 14, 2015

stan-dev/cmdstan

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