apache/buildstream

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BuildStream, the software integration tool

Stars: 144
Forks: 45
Open beginner issues: 2
Indexed issues: 262
Avg merge: 20h 38m
Merged PRs (30d): 6

Dominant language: Python
License: Apache-2.0
Last GitHub push: Sep 17, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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262 open issues indexed

Confusing error message when the workspace directory of a junction is missing Open

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

apache/buildstream#2194 · Opened Sep 17, 2026
Modification time of an element with an open workspace propagates into consumer element's sandbox Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 58/100

apache/buildstream#2186 · 2 comments · 2 reactions · Opened Aug 25, 2026
Find replacement for ujson (ujson is in maintenance-only mode) Open

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

apache/buildstream#2184 · 1 comment · Opened Aug 23, 2026
Be sure buildstream works ok with upcoming python 3.15 Open

apache/buildstream#2182 · 1 reaction · 1 assignee · Opened Aug 23, 2026
Using ".." allows loading elements from outside of `element-path` Open

bug frontend newcomers

Difficulty 3/5 1-2 days Newbie friendliness 67/100

apache/buildstream#2178 · 6 comments · 1 reaction · Opened Aug 18, 2026
CI breaks when tagging a release, requiring a manual PR to fix Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

apache/buildstream#2177 · 1 reaction · Opened Aug 17, 2026
Avoid repeated Element dependency graph traversal Open

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

apache/buildstream#2176 · 1 comment · Opened Aug 17, 2026
workspacedir doesn't actually support relative paths? Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

apache/buildstream#2171 · 4 comments · Opened Aug 12, 2026
Source fetching should have a configurable exponential backoff. Open

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

apache/buildstream#2169 · 1 reaction · Opened Aug 11, 2026
Documentation should have a slug that resolves to the latest tag of the project. Open

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

apache/buildstream#2168 · Opened Aug 11, 2026
Support fetching CAS objects via the Bazel HTTP caching protocol (enables CDN-backed remote storage) Open

cache server enhancement

apache/buildstream#2165 · 1 reaction · 1 assignee · Opened Aug 10, 2026
.netrc behaviour is not documented Open

documentation

apache/buildstream#2159 · 2 comments · 4 reactions · 1 assignee · Opened Jul 29, 2026
Add a global `--format` option for machine-readable output Open

Difficulty 5/5 Over a week Newbie friendliness 42/100

apache/buildstream#2158 · 1 reaction · Opened Jul 28, 2026
Artifacts stop pulling without visible failure Open

cache server

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

apache/buildstream#2156 · 4 comments · 2 reactions · Opened Jul 25, 2026
`bst shell` is giving a bug trace when using `--mount` Open

logging

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

apache/buildstream#2151 · 1 comment · 1 reaction · Opened Jul 9, 2026
Configure verbose logging to off by default Open

logging

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

apache/buildstream#2150 · 3 comments · Opened Jul 9, 2026
Credentials for different URLs isn't possible if they are under the same domain Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 45/100

apache/buildstream#2148 · 5 comments · Opened Jul 7, 2026
Multiple empty lines are still printed when message-lines (and error-lines) is set to 0 Open

bug logging

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

apache/buildstream#2145 · 1 reaction · Opened Jul 2, 2026
Do not print 'START' messages in interactive mode Open

enhancement frontend logging

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

apache/buildstream#2144 · Opened Jul 2, 2026
Unclear how to delete a specific hash of a cached element Open

question

Difficulty 2/5 1-3 hours Newbie friendliness 64/100

apache/buildstream#2143 · 2 comments · 1 reaction · Opened Jul 2, 2026
Do not print build commands for every element being built Open

enhancement logging

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

apache/buildstream#2142 · 2 comments · Opened Jul 2, 2026
Do not print all elements and their status on every invocation Open

enhancement frontend logging

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

apache/buildstream#2141 · 3 comments · Opened Jul 2, 2026
Do not print project configuration on every invocation Open

enhancement frontend logging

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

apache/buildstream#2140 · Opened Jul 2, 2026
Skipped by default configuration stage may be not so useful Open

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

apache/buildstream#2138 · 1 comment · Opened Jun 25, 2026
`Failed to link` - `file exists` on cache pull Open

bug

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

apache/buildstream#2120 · 1 comment · 1 reaction · Opened May 6, 2026
Discussion: Source Provenance Attribute's allowed types Open

enhancement

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

apache/buildstream#2106 · Opened Feb 6, 2026
Speculative Actions: Predictive Cache Priming for BuildStream Open

enhancement optimization remote execution

Difficulty 5/5 Over a week Newbie friendliness 18/100

apache/buildstream#2083 · 2 comments · Opened Oct 20, 2025
bst shell work directory no longer at /buildstream-build on buildstream 2.6.0 Open

enhancement

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

apache/buildstream#2082 · 1 comment · Opened Oct 16, 2025
Make it obvious when a BUG is caused by a user's choice of plugin Open

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

apache/buildstream#2081 · Opened Oct 14, 2025
Better error messages, context Open

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

apache/buildstream#2079 · Opened Oct 10, 2025
An unhandled exception occured, when passing bogus input to bst Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 42/100

apache/buildstream#2077 · 1 reaction · Opened Oct 6, 2025
Resolve min-version in project.conf across internal junctions and suggest to update it Open

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

apache/buildstream#2055 · Opened Sep 6, 2025
bst show --order alpha splits up elements from junction Open

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

apache/buildstream#2041 · Opened Aug 13, 2025
Add total build time as metadata to artifacts Open

enhancement

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

apache/buildstream#2040 · 1 comment · Opened Jul 31, 2025
tar source plugin fails to download long urls Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 72/100

apache/buildstream#2034 · 2 comments · 1 reaction · Opened Jul 8, 2025
BuildStream silently allows overriding list defined in include Open

apache/buildstream#2028 · 3 comments · 2 reactions · 1 assignee · Opened Jun 26, 2025
Build fails immediately with "Cache too full" Open

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

apache/buildstream#2021 · 2 comments · Opened Jun 11, 2025
Cached failed action is used when retrying a failed build Open

bug remote execution

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

apache/buildstream#2020 · Opened Jun 11, 2025
zoneinfo should probably be not in locale domain Open

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

apache/buildstream#2004 · 1 reaction · Opened Apr 2, 2025
Make sandbox shell configurable Open

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

apache/buildstream#2003 · 2 comments · Opened Mar 23, 2025
Add a more complex example Open

documentation

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

apache/buildstream#1998 · Opened Mar 4, 2025
Declaration order of dependencies affects staging order and cache keys Open

bug

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

apache/buildstream#1995 · 1 comment · 1 reaction · Opened Feb 17, 2025
Initializing the remote caches as needed Open

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

apache/buildstream#1983 · Opened Jan 16, 2025
buildbox-casd and buildbox-fuse mismatch when having both wheel and system installed versions Open

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

apache/buildstream#1970 · 1 comment · 1 reaction · Opened Nov 20, 2024
feature: Support make jobserver protocol Open

enhancement

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

apache/buildstream#1968 · 2 comments · Opened Nov 13, 2024
Inverse of Source.translate_url for more user friendly bst source track Open

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

apache/buildstream#1967 · Opened Nov 7, 2024
Public data in plugin yaml is ignored Open

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

apache/buildstream#1964 · 1 comment · Opened Oct 31, 2024
Crash when using remote execution on a large element Open

bug remote execution

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

apache/buildstream#1961 · 2 comments · Opened Oct 9, 2024
Python exception when running buildstream twice in the same command Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

apache/buildstream#1960 · 1 comment · Opened Oct 2, 2024
Bug with `bst show`, and `--exclude` and overridden nested junctions. Open

bug

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

apache/buildstream#1935 · 1 comment · Opened Jul 22, 2024

apache/buildstream

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