{"source":"https://contributable.vercel.app","licence":"CC BY 4.0","methodology":"https://contributable.vercel.app/methodology","v":2,"owner":"typelevel","name":"fs2","updatedAt":"2026-10-11T05:40:03.889Z","coveredSince":"2025-10-04T15:18:27.616Z","facts":{"owner":"typelevel","name":"fs2","description":"Compositional, streaming I/O library for Scala","stars":2453,"forks":632,"archived":false,"isFork":false,"license":"NOASSERTION","defaultBranch":"main","pushedAt":"2026-09-28T07:59:14Z","createdAt":"2013-03-06T17:34:15Z","topics":["scala","stream","streaming-computation","fp","functional-programming"],"languages":{"Scala":2479287,"HTML":1650,"Nix":814},"frameworks":[],"commits90d":46,"releases365d":3,"lastReleaseAt":"2026-09-05T15:24:33Z","gettingStarted":{"contributing":true,"codeOfConduct":true,"issueTemplates":false,"devcontainer":false,"cla":"none","channels":[{"kind":"discord","url":"https://discord.gg/72TuGwdRbW"}],"policy":null}},"metrics":{"computedAt":"2026-10-11T05:40:03.889Z","outsidePulls":{"cohort":{"n":7,"merged":6,"closedUnmerged":0,"open":1,"mergeRate":1,"openShare":0.14285714285714285,"evidence":{"merged":[3768,3767,3764,3756,3754,3750],"closedUnmerged":[],"open":[3751]}},"firstTimers":{"n":3,"merged":3,"closedUnmerged":0,"open":0,"mergeRate":null,"openShare":null,"evidence":{"merged":[3756,3754,3750],"closedUnmerged":[],"open":[]}},"year":{"n":35,"merged":24,"closedUnmerged":3,"open":8,"mergeRate":0.8888888888888888,"openShare":0.22857142857142856,"evidence":{"merged":[3768,3767,3764,3756,3754,3750,3728,3721,3714,3700,3694,3689,3681,3680,3676,3666,3662,3656,3647,3645],"closedUnmerged":[3713,3688,3683],"open":[3751,3730,3709,3708,3699,3696,3665,3663]}}},"pullFirstResponse":{"n":7,"answered":7,"waiting":0,"medianHours":20.661666666666665,"p75Hours":768.6780555555556,"within48h":0.5714285714285714,"within7d":0.5714285714285714,"curve":[{"hours":13.884722222222223,"waiting":0.8571428571428572},{"hours":14.062777777777777,"waiting":0.7142857142857144},{"hours":18.418333333333333,"waiting":0.5714285714285715},{"hours":20.661666666666665,"waiting":0.4285714285714286},{"hours":495.55694444444447,"waiting":0.28571428571428575},{"hours":768.6780555555556,"waiting":0.14285714285714288},{"hours":1123.3258333333333,"waiting":0}],"evidence":{"answered":[3768,3767,3764,3756,3754,3751,3750],"waiting":[]}},"timeToMerge":{"n":7,"merged":6,"medianHours":46.175,"evidence":[3768,3767,3764,3756,3754,3750]},"issueFirstResponse":{"n":1,"answered":1,"waiting":0,"medianHours":null,"p75Hours":null,"within48h":null,"within7d":null,"curve":[],"evidence":{"answered":[3762],"waiting":[]}},"starter":{"counts":{"available":0,"claimed":0,"in-progress":2,"stale":1},"helpWantedAvailable":0,"issues":[{"n":3182,"title":"Non-blocking backend for `Process` APIs","state":"in-progress","label":"beginner","createdAt":"2023-03-24T20:28:23Z","updatedAt":"2026-01-03T10:00:14Z"},{"n":2357,"title":"Docs: clicking on Concurrency Primitives takes you directly to the first sub-section","state":"stale","label":"help-wanted","createdAt":"2021-04-01T21:32:16Z","updatedAt":"2025-08-19T15:15:58Z"},{"n":2165,"title":"Exercises","state":"stale","label":"help-wanted","createdAt":"2020-12-01T22:11:19Z","updatedAt":"2026-01-03T05:05:46Z"},{"n":2132,"title":"Determine Proper Error Handling for Thrown Exception in 2.x","state":"stale","label":"help-wanted","createdAt":"2020-11-09T22:38:17Z","updatedAt":"2021-02-26T13:25:50Z"},{"n":2063,"title":"Add UTF-8 file transcode example app to site/docs","state":"stale","label":"help-wanted","createdAt":"2020-10-04T21:39:32Z","updatedAt":"2020-10-04T21:39:32Z"},{"n":1958,"title":"[Documentation] Add a reference page / cookbook of common concurrency operations","state":"in-progress","label":"beginner","createdAt":"2020-07-16T14:42:08Z","updatedAt":"2026-02-24T09:42:39Z"},{"n":1955,"title":"[Documentation] We need a page that explains what data types in the library are","state":"stale","label":"beginner","createdAt":"2020-07-14T13:15:14Z","updatedAt":"2026-02-24T09:43:47Z"},{"n":1643,"title":"[Request] Add NoneTerminatedInspectableQueue","state":"stale","label":"help-wanted","createdAt":"2019-09-30T20:01:40Z","updatedAt":"2021-03-15T18:18:08Z"}]},"responseWindow":{"hours":null,"people":1,"replies":5},"activeMaintainers":2},"series":[{"week":"2025-10-12","opened":1,"merged":1,"answered7d":0,"activity":3},{"week":"2025-10-19","opened":0,"merged":0,"answered7d":0,"activity":1},{"week":"2025-10-26","opened":0,"merged":0,"answered7d":0,"activity":1},{"week":"2025-11-02","opened":1,"merged":1,"answered7d":0,"activity":1},{"week":"2025-11-09","opened":1,"merged":1,"answered7d":0,"activity":2},{"week":"2025-11-16","opened":0,"merged":0,"answered7d":0,"activity":0},{"week":"2025-11-23","opened":0,"merged":0,"answered7d":0,"activity":1},{"week":"2025-11-30","opened":0,"merged":0,"answered7d":0,"activity":3},{"week":"2025-12-07","opened":3,"merged":3,"answered7d":0,"activity":4},{"week":"2025-12-14","opened":0,"merged":0,"answered7d":0,"activity":1},{"week":"2025-12-21","opened":0,"merged":0,"answered7d":0,"activity":2},{"week":"2025-12-28","opened":0,"merged":0,"answered7d":0,"activity":1},{"week":"2026-01-04","opened":1,"merged":1,"answered7d":0,"activity":3},{"week":"2026-01-11","opened":3,"merged":1,"answered7d":0,"activity":7},{"week":"2026-01-18","opened":1,"merged":1,"answered7d":1,"activity":12},{"week":"2026-01-25","opened":0,"merged":0,"answered7d":0,"activity":13},{"week":"2026-02-01","opened":1,"merged":1,"answered7d":1,"activity":2},{"week":"2026-02-08","opened":0,"merged":0,"answered7d":0,"activity":3},{"week":"2026-02-15","opened":3,"merged":2,"answered7d":1,"activity":5},{"week":"2026-02-22","opened":0,"merged":0,"answered7d":0,"activity":3},{"week":"2026-03-01","opened":1,"merged":0,"answered7d":1,"activity":4},{"week":"2026-03-08","opened":3,"merged":2,"answered7d":1,"activity":8},{"week":"2026-03-15","opened":2,"merged":1,"answered7d":1,"activity":4},{"week":"2026-03-22","opened":0,"merged":0,"answered7d":0,"activity":4},{"week":"2026-03-29","opened":0,"merged":0,"answered7d":0,"activity":3},{"week":"2026-04-05","opened":4,"merged":1,"answered7d":3,"activity":9},{"week":"2026-04-12","opened":0,"merged":0,"answered7d":0,"activity":8},{"week":"2026-04-19","opened":0,"merged":0,"answered7d":0,"activity":0},{"week":"2026-04-26","opened":0,"merged":0,"answered7d":0,"activity":3},{"week":"2026-05-03","opened":1,"merged":1,"answered7d":1,"activity":6},{"week":"2026-05-10","opened":0,"merged":0,"answered7d":0,"activity":1},{"week":"2026-05-17","opened":0,"merged":0,"answered7d":0,"activity":2},{"week":"2026-05-24","opened":1,"merged":1,"answered7d":0,"activity":2},{"week":"2026-05-31","opened":1,"merged":0,"answered7d":0,"activity":1},{"week":"2026-06-07","opened":0,"merged":0,"answered7d":0,"activity":2},{"week":"2026-06-14","opened":0,"merged":0,"answered7d":0,"activity":2},{"week":"2026-06-21","opened":0,"merged":0,"answered7d":0,"activity":2},{"week":"2026-06-28","opened":0,"merged":0,"answered7d":0,"activity":1},{"week":"2026-07-05","opened":0,"merged":0,"answered7d":0,"activity":6},{"week":"2026-07-12","opened":0,"merged":0,"answered7d":0,"activity":7},{"week":"2026-07-19","opened":2,"merged":1,"answered7d":1,"activity":2},{"week":"2026-07-26","opened":0,"merged":0,"answered7d":0,"activity":2},{"week":"2026-08-02","opened":1,"merged":1,"answered7d":0,"activity":2},{"week":"2026-08-09","opened":1,"merged":1,"answered7d":0,"activity":1},{"week":"2026-08-16","opened":0,"merged":0,"answered7d":0,"activity":2},{"week":"2026-08-23","opened":0,"merged":0,"answered7d":0,"activity":2},{"week":"2026-08-30","opened":1,"merged":1,"answered7d":1,"activity":10},{"week":"2026-09-06","opened":2,"merged":2,"answered7d":2,"activity":2},{"week":"2026-09-13","opened":0,"merged":0,"answered7d":0,"activity":3},{"week":"2026-09-20","opened":0,"merged":0,"answered7d":0,"activity":0},{"week":"2026-09-27","opened":1,"merged":0,"answered7d":1,"activity":3},{"week":"2026-10-04","opened":2,"merged":0,"answered7d":0,"activity":2}],"trend":{"flag":"unknown","recentMedianHours":null,"previousMedianHours":null,"recentN":3,"previousN":3,"openedThisWeek":2,"openedLastWeek":1},"programs":[{"program":"gsoc","slug":"typelevel","name":"Typelevel","years":[2025,2026]}]}