PorchlampFind the projects that leave the light on.2026-10-17

telegramdesktop/tdesktop

C and C++

What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.

Outside pull requests to telegramdesktop/tdesktop got a first human reply in a median of 3.9 days (75 pull requests, 18 April to 15 October 2026); 44% got none within 14 days. It ranks 2,201 of 3,219 overall. For first-time contributors it ranks 1,372 of 1,525 (the bottom 11%).

Key facts
Rank2,201 of 3,219
Score45.29
TierC
Median first reply3.9 days (94.0 hours)
14-day no-reply share44%
First-timer rank1,372 of 1,525
EcosystemC and C++
Window18 April to 15 October 2026

Composite

Rank
2,201 of 3,219
Score
45.29
Tier
C
Coverage
93% · Ceiling A
Quadrant
Graveyard

Coordinates: leverage 48.8 (coverage 100%), friction 59.1 (coverage 90%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness49.1100%
Criticality56.0100%
Governance29.5100%
Rigor49.8100%
Accessibility37.750%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.76.0%95.07518 April to 17 July 2026primaryraw/pr_window/telegramdesktop__tdesktop.json
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.44.2%11.619020 April to 17 October 2026primaryraw/pr_window/telegramdesktop__tdesktop.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.45.7%57.135—primaryraw/author_history/telegramdesktop__tdesktop.json
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.94.0 hours (3.9 days)25.87518 April to 15 October 2026primaryraw/pr_window/telegramdesktop__tdesktop.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.441.1 hours (18.4 days)44.112318 April to 15 October 2026primaryraw/pr_window/telegramdesktop__tdesktop.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.Not shown: Not applicable
Monthly DownloadsDownloads from the package registry in a month.Not shown: Not applicable
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.560156.0——proxy:no_dependents_signalraw/github_meta/telegramdesktop__tdesktop.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.0999—primaryraw/commits_365d/telegramdesktop__tdesktop.json
Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA.Company CLA25.0——primaryraw/governance/telegramdesktop__tdesktop.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/telegramdesktop__tdesktop.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.Written AI policy95.0——primaryraw/governance/telegramdesktop__tdesktop.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.47.547.5——primaryraw/scorecard/telegramdesktop__tdesktop.json
Substantive Review RateShare of decided pull requests that received a substantive review.6.1%7.619818 April to 15 October 2026primaryraw/pr_window/telegramdesktop__tdesktop.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.55.791755.812—primaryraw/actions_runs/telegramdesktop__tdesktop.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.Not shown: Collector failure
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.330.0——primaryraw/gfi/telegramdesktop__tdesktop.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.Not shown: Collector failure

Persona view

PersonaRankScoreTierStatus
Balanced2,201 of 3,21945.29CRated
First-timer1,372 of 1,52543.50CRated
Career capitalThis repository's production-criticality signal is not yet high enough for career-capital ranking.
Senior systemsFewer than 3 organizations account for most commits (not multi-vendor).
AI-assisted2,351 of 3,69646.63CRated

Integrity

Snapshot
2026-10-17
Raw hash
364f3b70c866d361274bb791581c38dd3752533efece411067ea4f941ae56c04

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/86.json, under the key telegramdesktop/tdesktop.

How every number is measured: Porchlamp methodology.

Open an issue about this record and say what looks wrong.

Porchlamp (2026). telegramdesktop/tdesktop. Snapshot 2026-10-17. https://porchlamp.org/projects/telegramdesktop/tdesktop/. CC BY 4.0.

Similar projects

The ranked projects nearest this one in the same ecosystem.