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taskcluster

9 indexed repositories · View on GitHub

taskcluster
CI at Scale

JavaScript · 435 stars
taskgraph
Generates task dependency graphs for Taskcluster CI

Python · 26 stars
httpbackoff
HTTP retry library with exponential backoff support and intelligent handling of http status codes and networking exceptions

Go · 16 stars
community-tc-config
Configuration for Taskcluster at https://community-tc.services.mozilla.com/

Python · 12 stars
tc-admin
Administration of Taskcluster runtime configuration

Python · 12 stars
mozilla-history
Taskcluster entity history from https://firefox-ci-tc.services.mozilla.com deployment

Go · 6 stars
taskcluster-lib-urls
Taskcluster URL Building Library

Java · 1 star
homebrew-tap
Homebrew Tap that holds the formulae for installing the taskcluster cli.

Ruby · 0 stars
taskcluster-lib-scopes
Scope checking utilities for Taskcluster

JavaScript · 0 stars

Beginner friendly Everything

Open All

Implement OpenID Connect/OAuth 2.0 token exchange to support external services access without static credentials Open

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

taskcluster/taskcluster#9179 · Opened Sep 20, 2026
Bump UI taskcluster client version on release Open

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

taskcluster/taskcluster#9167 · 1 reaction · Opened Sep 16, 2026
Use Trusted Publishing for Releases Open

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

taskcluster/tc-admin#335 · 1 comment · Opened Sep 15, 2026
Rethink the generic-worker guidance on getting test scopes Open

taskcluster/taskcluster#9148 · 1 assignee · Opened Sep 10, 2026
Move netlify config from community-tc to firefox-ci and set up the fxci integration Open

taskcluster/taskcluster#9146 · 1 assignee · Opened Sep 10, 2026
generic-worker crashes when uploading an artifact with .. path segments Open

generic worker

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

taskcluster/taskcluster#9144 · 1 comment · Opened Sep 10, 2026
Dependencies / Dependents list should have identical maximum height and indication if they are scrollable Open

bug good first issue ui

taskcluster/taskcluster#9142 · 2 comments · 1 assignee · Opened Sep 9, 2026
Make the github service still emit a pulse event on `[ci skip]` and ignore the event in the job handler instead Open

bug

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

taskcluster/taskcluster#9121 · 2 reactions · Opened Sep 3, 2026
remove graphql in web-server for secrets, roles, clients, purge caches Open

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

taskcluster/taskcluster#9054 · Opened Aug 27, 2026
add a endpoint in notify service to get an denylist entry by its notification address Open

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

taskcluster/taskcluster#9053 · Opened Aug 27, 2026
`current.hooks.fetch_hooks` skips hook groups when managed patterns are regex-escaped, causing phantom additions Open

Difficulty 3/5 1-2 days Newbie friendliness 74/100

taskcluster/tc-admin#327 · Opened Aug 25, 2026
search is broken for a lot of pages Open

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

taskcluster/taskcluster#8980 · Opened Aug 4, 2026
Migrate from mdi-react to @mui/icons-material Open

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

taskcluster/taskcluster#8977 · Opened Aug 3, 2026
Garbage collection blocks task mounts while removing caches Open

bug

taskcluster/taskcluster#8945 · 1 assignee · Opened Jul 30, 2026
Refresh test/fixtures/azure_signature_good.json before 2026-11-11 - and/or automate it Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

taskcluster/taskcluster#8933 · 1 comment · Opened Jul 28, 2026
Migrate View Task page from GraphQL to REST Open

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

taskcluster/taskcluster#8928 · Opened Jul 27, 2026
github builds are returned in ascending order from the oldest.. for some reason Open

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

taskcluster/taskcluster#8880 · Opened Jul 17, 2026
Remove the GraphQL layer from web-server and migrate the UI to REST Open

housekeeping

Difficulty 5/5 Over a week Newbie friendliness 28/100

taskcluster/taskcluster#8874 · 1 comment · Opened Jul 16, 2026
Queue service: add bulk counts endpoint Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

taskcluster/taskcluster#8868 · Opened Jul 14, 2026
Generic-worker dying while worker-runner keeps going Open

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

taskcluster/taskcluster#8843 · 1 comment · Opened Jul 7, 2026
generic-worker: support preloaded writable directory caches from worker config Open

Difficulty 4/5 3-5 days Newbie friendliness 68/100

taskcluster/taskcluster#8809 · Opened Jun 24, 2026
@azure/arm-resourcesdeployments/v/1.0.0-beta.2 Open

worker management

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

taskcluster/taskcluster#8793 · Opened Jun 23, 2026
worker-manager: make scalingRatio adaptive so scale-up and termination respond to idle over-capacity Open

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

taskcluster/taskcluster#8783 · Opened Jun 16, 2026
invetigate alerting for high unacked message count for pulse Open

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

taskcluster/taskcluster#8765 · 2 comments · Opened Jun 15, 2026
Investigate deprecated kubernetes api on taskcluster-dev Open

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

taskcluster/taskcluster#8722 · Opened Jun 10, 2026
Implement filtering for Taskcluster Github hooks Open

github

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

taskcluster/taskcluster#8714 · Opened Jun 4, 2026
Investigate moving core pulse queues to their own RabbitMQ vhost Open

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

taskcluster/taskcluster#8713 · Opened Jun 4, 2026
Add Github issues as a notify service target Open

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

taskcluster/taskcluster#8700 · 1 reaction · Opened Jun 1, 2026
(feat) Support narrowing list of errors on worker-manager errors page to just the past 24 hours Open

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

taskcluster/taskcluster#8695 · 1 comment · Opened May 30, 2026
Review logging - currently ~6.5TiB of logs for 30d Open

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

taskcluster/taskcluster#8694 · Opened May 29, 2026
Task Group profiler improvements Open

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

taskcluster/taskcluster#8681 · Opened May 22, 2026
Setup monitoring alerts in yardstick for most important metrics Open

taskcluster/taskcluster#8665 · 1 assignee · Opened May 20, 2026
one-shot log-based timing not pushed to prometheus Open

deploy-config Metrics

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

taskcluster/taskcluster#8663 · Opened May 20, 2026
Document generic-worker D2G payload format Open

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

taskcluster/taskcluster#8622 · 1 comment · Opened May 12, 2026
Dependency Dashboard Open

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

taskcluster/taskgraph#952 · Opened May 12, 2026
worker-manager: handle Azure beginDelete 409 from concurrent inline+scanner deletes Open

worker management

taskcluster/taskcluster#8609 · 1 comment · 1 assignee · Opened May 8, 2026
worker-manager: verify Azure cycle-time improvement after #8574 fix is deployed Open

performance worker management

taskcluster/taskcluster#8606 · 1 comment · 1 assignee · Opened May 8, 2026
worker-manager: scanner replay harness driven by captured production traces Open

performance worker management

taskcluster/taskcluster#8605 · 1 comment · 1 assignee · Opened May 8, 2026
Split deploying/worker-manager-config docs into per-provider sub-pages and reorder alphabetically Open

taskcluster/taskcluster#8597 · 1 assignee · Opened May 8, 2026
auth scoperesolver uses offset pagination during cache reload — same root cause as #8586 Open

taskcluster/taskcluster#8588 · 1 assignee · Opened May 7, 2026
Investigate how many parallel/concurrent resolvers queue servce needs on prod Open

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

taskcluster/taskcluster#8542 · 1 reaction · Opened Apr 27, 2026
Expose a way to access the compressed stored size of artifacts Open

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

taskcluster/taskcluster#8531 · Opened Apr 23, 2026
Queue Forecasting feature Open

taskcluster/taskcluster#8523 · 1 comment · 1 assignee · Opened Apr 22, 2026
Feat: QUARANTINE for whole worker pool Open

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

taskcluster/taskcluster#8510 · 7 comments · 1 reaction · Opened Apr 17, 2026
Migrate MozCloud deployment to Gateway API Open

deployment housekeeping

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

taskcluster/taskcluster#8508 · 1 comment · Opened Apr 17, 2026
Should worker terminate and worker scanner issue Open

worker management

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

taskcluster/taskcluster#8473 · Opened Apr 10, 2026
Azure ARM Deployment - remove on register Open

worker management

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

taskcluster/taskcluster#8441 · Opened Apr 2, 2026
g-w: macOS software updates can hijack worker-triggered reboots, preventing restart Open

taskcluster/taskcluster#8432 · 1 assignee · Opened Apr 1, 2026
generic-worker: improve test harness for local developer multiuser testing Open

taskcluster/taskcluster#8427 · 1 assignee · Opened Apr 1, 2026
Intermittent service-web-server CI test failure Open

taskcluster/taskcluster#8396 · 1 assignee · Opened Mar 26, 2026

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