Fastest first reply to pull requests: C and C++ projects

50 C and C++ projects, ordered by the median time to a first human reply to outside pull requests, fastest first. A median is listed only when it comes from 10 or more pull requests; the sample is shown.

This is one measure, not the Porchlamp score, which weighs 18 parameters across five pillars.

Ranked488 Not ranked799

Rated321929.3%Gated529948.2%Unrated248222.6%

Rank	Repository	Score	Coverage	Tier	First reply (median)	No reply in 14 days	Quadrant	Flags	Audited stars

2943	react/yogaC and C++	35.35	92% · Ceiling A	D	under 0.1 hours14 pull requests	91%	Graveyard	⚠	—
1845	Tencent/HippyC and C++	48.41	75% · Ceiling B	C	under 0.1 hours11 pull requests	—	Nursery		—
2100	Tencent/MMKVC and C++	46.27	75% · Ceiling B	C	under 0.1 hours10 pull requests	—	Nursery		—
2199	google/libphonenumberC and C++	45.30	98% · Full	C	0.1 hours59 pull requests	12%	Nursery		—
179	falcosecurity/falcoC and C++	64.60	100% · Full	B	0.1 hours92 pull requests	3%	Sweet Spot	⚠	—
1219	chrxh/alienC and C++	53.52	78% · Ceiling B	C	0.1 hours27 pull requests	—	Nursery		—
1420	versatica/mediasoupC and C++	51.89	81% · Ceiling A	C	0.5 hours11 pull requests	0%	Nursery		—
915	SerenityOS/serenityC and C++	56.01	88% · Ceiling A	B	0.5 hours81 pull requests	16%	Nursery		—
2662	juce-framework/JUCEC and C++	40.49	86% · Ceiling A	C	0.6 hours31 pull requests	48%	Graveyard	⚠	—
1878	signalwire/freeswitchC and C++	48.21	98% · Full	C	0.8 hours58 pull requests	53%	Nursery		—
527	BYVoid/OpenCCC and C++	59.77	93% · Ceiling A	B	0.9 hours35 pull requests	3%	Sweet Spot		—
776	meetecho/janus-gatewayC and C++	57.11	92% · Ceiling A	B	0.9 hours31 pull requests	5%	Nursery		—
273	Stellarium/stellariumC and C++	62.95	100% · Full	B	0.9 hours87 pull requests	0%	Sweet Spot		—
239	FEX-Emu/FEXC and C++	63.45	88% · Ceiling A	B	1 hour288 pull requests	1%	Sweet Spot		—
141	diasurgical/DevilutionXC and C++	65.67	100% · Full	B	1.2 hours52 pull requests	21%	Sweet Spot		—
1105	obsproject/obs-studioC and C++	54.43	88% · Ceiling A	C	1.2 hours134 pull requests	26%	Sweet Spot		—
875	cyberbotics/webotsC and C++	56.33	78% · Ceiling B	B (capped)	1.5 hours23 pull requests	—	Nursery		—
1347	mgba-emu/mgbaC and C++	52.50	89% · Ceiling A	C	1.5 hours10 pull requests	21%	Nursery		—
2411	warmcat/libwebsocketsC and C++	43.25	88% · Ceiling A	C	1.6 hours21 pull requests	22%	Graveyard	⚠	—
192	doxygen/doxygenC and C++	64.36	100% · Full	B	1.6 hours33 pull requests	4%	Sweet Spot		—
1535	M2Team/NanaZipC and C++	51.07	86% · Ceiling A	C	1.8 hours18 pull requests	4%	Nursery		—
1284	official-stockfish/StockfishC and C++	53.06	78% · Ceiling B	C	1.8 hours153 pull requests	46%	Nursery	⚠	—
649	wled/WLEDC and C++	58.33	93% · Ceiling A	B	1.8 hours103 pull requests	18%	Sweet Spot		—
752	NLnetLabs/unboundC and C++	57.37	94% · Ceiling A	B	2 hours12 pull requests	54%	Sweet Spot		—
119	seL4/seL4C and C++	66.24	100% · Full	B	2.1 hours56 pull requests	0%	Sweet Spot		—
702	deskflow/deskflowC and C++	57.93	93% · Ceiling A	B	2.3 hours143 pull requests	0%	Sweet Spot		—
936	s3fs-fuse/s3fs-fuseC and C++	55.81	88% · Ceiling A	B	2.4 hours13 pull requests	—	Nursery		—
1359	Aleksoid1978/MPC-BEC and C++	52.42	93% · Ceiling A	C	2.4 hours16 pull requests	0%	Nursery		—
771	mltframework/shotcutC and C++	57.19	92% · Ceiling A	B	2.5 hours17 pull requests	19%	Nursery		—
1286	ClassicOldSong/ApolloC and C++	53.03	82% · Ceiling A	C	2.6 hours11 pull requests	40%	Nursery		—
643	baldurk/renderdocC and C++	58.36	94% · Ceiling A	B	2.7 hours27 pull requests	3%	Sweet Spot		—
1315	cesanta/mongooseC and C++	52.81	98% · Full	C	2.7 hours18 pull requests	0%	Nursery		—
571	doitsujin/dxvkC and C++	59.16	100% · Full	B	2.8 hours41 pull requests	12%	Nursery		—
1850	AlkaidLab/foundation-sunshineC and C++	48.36	93% · Ceiling A	C	2.8 hours15 pull requests	16%	Nursery		—
51	f3d-app/f3dC and C++	68.76	88% · Ceiling A	B	2.9 hours113 pull requests	1%	Sweet Spot		—
685	uNetworking/uWebSockets.jsC and C++	58.03	92% · Ceiling A	B	3 hours20 pull requests	5%	Nursery		—
579	bkaradzic/bgfxC and C++	59.03	98% · Full	B	3 hours28 pull requests	6%	Nursery		—
552	valhalla/valhallaC and C++	59.41	100% · Full	B	3.2 hours72 pull requests	9%	Sweet Spot		—
2693	pbatard/rufusC and C++	39.93	82% · Ceiling A	D	3.3 hours15 pull requests	15%	Graveyard		—
995	stenzek/duckstationC and C++	55.42	88% · Ceiling A	B	3.3 hours16 pull requests	2%	Nursery		—
1324	martanne/visC and C++	52.73	87% · Ceiling A	C	3.5 hours20 pull requests	14%	Nursery		—
359	colmap/colmapC and C++	61.72	88% · Ceiling A	B	4 hours319 pull requests	4%	Sweet Spot		—
557	RfidResearchGroup/proxmark3C and C++	59.34	88% · Ceiling A	B	4 hours123 pull requests	2%	Sweet Spot		—
866	mpv-player/mpvC and C++	56.40	88% · Ceiling A	B	4 hours168 pull requests	15%	Sweet Spot		—
1267	SFML/SFMLC and C++	53.16	94% · Ceiling A	C	4.2 hours20 pull requests	39%	Nursery		—
1519	ocornut/imguiC and C++	51.21	98% · Full	C	4.2 hours61 pull requests	21%	Nursery		—
901	OpenTTD/OpenTTDC and C++	56.11	88% · Ceiling A	B	4.2 hours228 pull requests	8%	Sweet Spot		—
882	cemu-project/CemuC and C++	56.28	100% · Full	B	4.4 hours34 pull requests	21%	Nursery		—
510	wesnoth/wesnothC and C++	59.91	88% · Ceiling A	B	4.5 hours121 pull requests	7%	Sweet Spot		—
106	raspberrypi/linuxC and C++	66.64	100% · Full	B	4.5 hours123 pull requests	6%	Sweet Spot		—

#294392% · Ceiling A

react/yogaC and C++

Score 35.35 · D

First reply (median) under 0.1 hours14 pull requests · No reply in 14 days 91%

Graveyard

⚠

#184575% · Ceiling B

Tencent/HippyC and C++

Score 48.41 · C

First reply (median) under 0.1 hours11 pull requests · No reply in 14 days —

Nursery

#210075% · Ceiling B

Tencent/MMKVC and C++

Score 46.27 · C

First reply (median) under 0.1 hours10 pull requests · No reply in 14 days —

Nursery

#219998% · Full

google/libphonenumberC and C++

Score 45.30 · C

First reply (median) 0.1 hours59 pull requests · No reply in 14 days 12%

Nursery

#179100% · Full

falcosecurity/falcoC and C++

Score 64.60 · B

First reply (median) 0.1 hours92 pull requests · No reply in 14 days 3%

Sweet Spot

⚠

#121978% · Ceiling B

chrxh/alienC and C++

Score 53.52 · C

First reply (median) 0.1 hours27 pull requests · No reply in 14 days —

Nursery

#142081% · Ceiling A

versatica/mediasoupC and C++

Score 51.89 · C

First reply (median) 0.5 hours11 pull requests · No reply in 14 days 0%

Nursery

#91588% · Ceiling A

SerenityOS/serenityC and C++

Score 56.01 · B

First reply (median) 0.5 hours81 pull requests · No reply in 14 days 16%

Nursery

#266286% · Ceiling A

juce-framework/JUCEC and C++

Score 40.49 · C

First reply (median) 0.6 hours31 pull requests · No reply in 14 days 48%

Graveyard

⚠

#187898% · Full

signalwire/freeswitchC and C++

Score 48.21 · C

First reply (median) 0.8 hours58 pull requests · No reply in 14 days 53%

Nursery

#52793% · Ceiling A

BYVoid/OpenCCC and C++

Score 59.77 · B

First reply (median) 0.9 hours35 pull requests · No reply in 14 days 3%

Sweet Spot

#77692% · Ceiling A

meetecho/janus-gatewayC and C++

Score 57.11 · B

First reply (median) 0.9 hours31 pull requests · No reply in 14 days 5%

Nursery

#273100% · Full

Stellarium/stellariumC and C++

Score 62.95 · B

First reply (median) 0.9 hours87 pull requests · No reply in 14 days 0%

Sweet Spot

#23988% · Ceiling A

FEX-Emu/FEXC and C++

Score 63.45 · B

First reply (median) 1 hour288 pull requests · No reply in 14 days 1%

Sweet Spot

#141100% · Full

diasurgical/DevilutionXC and C++

Score 65.67 · B

First reply (median) 1.2 hours52 pull requests · No reply in 14 days 21%

Sweet Spot

#110588% · Ceiling A

obsproject/obs-studioC and C++

Score 54.43 · C

First reply (median) 1.2 hours134 pull requests · No reply in 14 days 26%

Sweet Spot

#87578% · Ceiling B

cyberbotics/webotsC and C++

Score 56.33 · B (capped)

First reply (median) 1.5 hours23 pull requests · No reply in 14 days —

Nursery

#134789% · Ceiling A

mgba-emu/mgbaC and C++

Score 52.50 · C

First reply (median) 1.5 hours10 pull requests · No reply in 14 days 21%

Nursery

#241188% · Ceiling A

warmcat/libwebsocketsC and C++

Score 43.25 · C

First reply (median) 1.6 hours21 pull requests · No reply in 14 days 22%

Graveyard

⚠

#192100% · Full

doxygen/doxygenC and C++

Score 64.36 · B

First reply (median) 1.6 hours33 pull requests · No reply in 14 days 4%

Sweet Spot

#153586% · Ceiling A

M2Team/NanaZipC and C++

Score 51.07 · C

First reply (median) 1.8 hours18 pull requests · No reply in 14 days 4%

Nursery

#128478% · Ceiling B

official-stockfish/StockfishC and C++

Score 53.06 · C

First reply (median) 1.8 hours153 pull requests · No reply in 14 days 46%

Nursery

⚠

#64993% · Ceiling A

wled/WLEDC and C++

Score 58.33 · B

First reply (median) 1.8 hours103 pull requests · No reply in 14 days 18%

Sweet Spot

#75294% · Ceiling A

NLnetLabs/unboundC and C++

Score 57.37 · B

First reply (median) 2 hours12 pull requests · No reply in 14 days 54%

Sweet Spot

#119100% · Full

seL4/seL4C and C++

Score 66.24 · B

First reply (median) 2.1 hours56 pull requests · No reply in 14 days 0%

Sweet Spot

#70293% · Ceiling A

deskflow/deskflowC and C++

Score 57.93 · B

First reply (median) 2.3 hours143 pull requests · No reply in 14 days 0%

Sweet Spot

#93688% · Ceiling A

s3fs-fuse/s3fs-fuseC and C++

Score 55.81 · B

First reply (median) 2.4 hours13 pull requests · No reply in 14 days —

Nursery

#135993% · Ceiling A

Aleksoid1978/MPC-BEC and C++

Score 52.42 · C

First reply (median) 2.4 hours16 pull requests · No reply in 14 days 0%

Nursery

#77192% · Ceiling A

mltframework/shotcutC and C++

Score 57.19 · B

First reply (median) 2.5 hours17 pull requests · No reply in 14 days 19%

Nursery

#128682% · Ceiling A

ClassicOldSong/ApolloC and C++

Score 53.03 · C

First reply (median) 2.6 hours11 pull requests · No reply in 14 days 40%

Nursery

#64394% · Ceiling A

baldurk/renderdocC and C++

Score 58.36 · B

First reply (median) 2.7 hours27 pull requests · No reply in 14 days 3%

Sweet Spot

#131598% · Full

cesanta/mongooseC and C++

Score 52.81 · C

First reply (median) 2.7 hours18 pull requests · No reply in 14 days 0%

Nursery

#571100% · Full

doitsujin/dxvkC and C++

Score 59.16 · B

First reply (median) 2.8 hours41 pull requests · No reply in 14 days 12%

Nursery

#185093% · Ceiling A

AlkaidLab/foundation-sunshineC and C++

Score 48.36 · C

First reply (median) 2.8 hours15 pull requests · No reply in 14 days 16%

Nursery

#5188% · Ceiling A

f3d-app/f3dC and C++

Score 68.76 · B

First reply (median) 2.9 hours113 pull requests · No reply in 14 days 1%

Sweet Spot

#68592% · Ceiling A

uNetworking/uWebSockets.jsC and C++

Score 58.03 · B

First reply (median) 3 hours20 pull requests · No reply in 14 days 5%

Nursery

#57998% · Full

bkaradzic/bgfxC and C++

Score 59.03 · B

First reply (median) 3 hours28 pull requests · No reply in 14 days 6%

Nursery

#552100% · Full

valhalla/valhallaC and C++

Score 59.41 · B

First reply (median) 3.2 hours72 pull requests · No reply in 14 days 9%

Sweet Spot

#269382% · Ceiling A

pbatard/rufusC and C++

Score 39.93 · D

First reply (median) 3.3 hours15 pull requests · No reply in 14 days 15%

Graveyard

#99588% · Ceiling A

stenzek/duckstationC and C++

Score 55.42 · B

First reply (median) 3.3 hours16 pull requests · No reply in 14 days 2%

Nursery

#132487% · Ceiling A

martanne/visC and C++

Score 52.73 · C

First reply (median) 3.5 hours20 pull requests · No reply in 14 days 14%

Nursery

#35988% · Ceiling A

colmap/colmapC and C++

Score 61.72 · B

First reply (median) 4 hours319 pull requests · No reply in 14 days 4%

Sweet Spot

#55788% · Ceiling A

RfidResearchGroup/proxmark3C and C++

Score 59.34 · B

First reply (median) 4 hours123 pull requests · No reply in 14 days 2%

Sweet Spot

#86688% · Ceiling A

mpv-player/mpvC and C++

Score 56.40 · B

First reply (median) 4 hours168 pull requests · No reply in 14 days 15%

Sweet Spot

#126794% · Ceiling A

SFML/SFMLC and C++

Score 53.16 · C

First reply (median) 4.2 hours20 pull requests · No reply in 14 days 39%

Nursery

#151998% · Full

ocornut/imguiC and C++

Score 51.21 · C

First reply (median) 4.2 hours61 pull requests · No reply in 14 days 21%

Nursery

#90188% · Ceiling A

OpenTTD/OpenTTDC and C++

Score 56.11 · B

First reply (median) 4.2 hours228 pull requests · No reply in 14 days 8%

Sweet Spot

#882100% · Full

cemu-project/CemuC and C++

Score 56.28 · B

First reply (median) 4.4 hours34 pull requests · No reply in 14 days 21%

Nursery

#51088% · Ceiling A

wesnoth/wesnothC and C++

Score 59.91 · B

First reply (median) 4.5 hours121 pull requests · No reply in 14 days 7%

Sweet Spot

#106100% · Full

raspberrypi/linuxC and C++

Score 66.64 · B

First reply (median) 4.5 hours123 pull requests · No reply in 14 days 6%

Sweet Spot