JetBrains / skia-pack Contributors

Zoomable circles (number of contributors per file): 30 days | 90 days | 6 months | past year | all time

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Contributors

Recent Contributors (3)

Committed in past 6 months (a rookie = the first commit in past year)

Past 30 days (1):

ivan.matkov@jetbrains.com

No contributors in past 31 to 90 days.

Past 91 to 180 days (2):

vladimir.mazunin@jetbrains.com

thomasjsvos@gmail.com

Historical Contributors (21)

Last contributors more than 6 months ago

igotti@gmail.com

pavel.sergeev@jetbrains.com

niki@tonsky.me

igordmn@users.noreply.github.com

a.n.karpovich@gmail.com

olonho@users.noreply.github.com

shagen.ogandzhanian@jetbrains.com

igordmn@gmail.com

8490695+alovchin91@users.noreply.github.com

oleksandr.karpovich@jetbrains.com

juniuschen@tencent.com

aleksandr.veselov@jetbrains.com

nikola.kocic@jetbrains.com

victor.kropp@jetbrains.com

orangy@jetbrains.com

99798741+dima-avdeev-jb@users.noreply.github.com

veselov143@gmail.com

danielku15@coderline.net

rsedaikin@gmail.com

michal.zielinski@polidea.com

jessy@jessywilliams.com

Contributors Matrix (Per Month)

	Commits (3m)	Commit Days	1	-	-	1	-	2	1	-	2	-	-	4	3	1	1	1	2	1	-	-	-	-	1	1	1
Ivan Matkov <ivan.matkov@jetbrains.com>	4	8		-	-	-	-		-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-
Thomas Vos <thomasjsvos@gmail.com>	-	1	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	-	2	-	-	-	-	-			-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Igor Demin <igordmn@users.noreply.github.com>	-	12	-	-	-	-	-	-	-	-		-	-		-	-	-	-	-	-	-	-	-	-	-	-
nikola-kocic-jetbrains <nikola.kocic@jetbrains.com>	-	1	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Shagen Ogandzhanian <shagen.ogandzhanian@jetbrains.com>	-	6	-	-	-	-	-	-	-	-	-	-	-			-	-	-	-	-	-	-	-	-	-	-	-
Alovchin91 <8490695+alovchin91@users.noreply.github.com>	-	2	-	-	-	-	-	-	-	-	-	-	-			-	-	-	-	-	-	-	-	-	-	-	-
Igor Demin <igordmn@gmail.com>	-	3	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-
Oleksandr Karpovich <a.n.karpovich@gmail.com>	-	13	-	-	-	-	-	-	-	-	-	-	-	-			-	-			-	-	-	-			-
Victor Kropp <victor.kropp@jetbrains.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-	-
Pavel <pavel.sergeev@jetbrains.com>	-	15	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-
Ilya Ryzhenkov <orangy@jetbrains.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
dima.avdeev <99798741+dima-avdeev-jb@users.noreply.github.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
juniuschen <juniuschen@tencent.com>	-	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Oleksandr Karpovich <oleksandr.karpovich@jetbrains.com>	-	3	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Nikolay Igotti <olonho@users.noreply.github.com>	-	11	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Aleksandr Veselov <aleksandr.veselov@jetbrains.com>	-	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Aleksandr Veselov <veselov143@gmail.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Nikolay Igotti <igotti@gmail.com>	-	19	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Nikita Prokopov <niki@tonsky.me>	-	21	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Danielku15 <danielku15@coderline.net>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Roman Sedaikin <rsedaikin@gmail.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Michał Zieliński <michal.zielinski@polidea.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Jessy Williams <jessy@jessywilliams.com>	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

Bots Matrix (Per Month)

Commits
(3m)

Commit
Days

-

1 contributor (4 commit):

#	Contributor	First Commit	Latest Commit	Commits Count	File Updates (per extension)
1.	Ivan Matkov <ivan.matkov@jetbrains.com>	2023-05-10	2026-01-15	4 (100%)	sh (6), yaml (3)

1 contributor (4 commit):

#	Contributor	First Commit	Latest Commit	Commits Count	File Updates (per extension)
1.	Ivan Matkov <ivan.matkov@jetbrains.com>	2023-05-10	2026-01-15	4 (100%)	sh (6), yaml (3)

3 contributors (11 commits):

#	Contributor	First Commit	Latest Commit	Commits Count
1.	Ivan Matkov <ivan.matkov@jetbrains.com>	2023-05-10	2026-01-15	7 (63%)
2.	Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	2025-07-18	2025-08-07	3 (27%)
3.	Thomas Vos <thomasjsvos@gmail.com>	2025-10-08	2025-10-08	1 (9%)

Contributor Dependencies

A contributor dependency is detected if two contributors have changed the same files in the past 180 days.

Contributor Dependencies via Shared Files

- show contributor dependencies 2D graph
- open 2D force graph
- open 3D force graph
- open 2D force graph (including all files)
- open 2D force graph (including only shared files)
- open 3D force graph (including all files)
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	Contributor 1	Contributor 2	# shared files
1.	Ivan Matkov <ivan.matkov@jetbrains.com>	Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	1 shared file .github/workflows/build.yml
2.	Ivan Matkov <ivan.matkov@jetbrains.com>	Thomas Vos <thomasjsvos@gmail.com>	1 shared file script/prepare_linux_arm.sh

Most Connected Contributors

	Contributor	# connections	# commits
1.	Ivan Matkov <ivan.matkov@jetbrains.com>	2	7
2.	Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	1	3
3.	Thomas Vos <thomasjsvos@gmail.com>	1	1

C-median: 1.0

A half of the contributors has more than 1.0 connections, and a half has less than this number.

C-mean: 1.3

An average number of connections a contributor has with other contributors.

C-index: 1.0

There are 1.0 contributors with 1.0 or more connections.

8 contributors (38 commits):

#	Contributor	First Commit	Latest Commit	Commits Count
1.	Igor Demin <igordmn@users.noreply.github.com>	2022-08-04	2025-05-08	3 (7%)
2.	Ivan Matkov <ivan.matkov@jetbrains.com>	2023-05-10	2026-01-15	7 (18%)
3.	Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	2025-07-18	2025-08-07	11 (28%)
4.	Shagen Ogandzhanian <shagen.ogandzhanian@jetbrains.com>	2025-01-22	2025-02-20	11 (28%)
5.	Igor Demin <igordmn@gmail.com>	2022-10-27	2025-02-03	1 (2%)
6.	Alovchin91 <8490695+alovchin91@users.noreply.github.com>	2025-01-29	2025-02-04	3 (7%)
7.	Thomas Vos <thomasjsvos@gmail.com>	2025-10-08	2025-10-08	1 (2%)
8.	nikola-kocic-jetbrains <nikola.kocic@jetbrains.com>	2025-05-07	2025-05-07	1 (2%)

Contributor Dependencies

A contributor dependency is detected if two contributors have changed the same files in the past 365 days.

Contributor Dependencies via Shared Files

- show contributor dependencies 2D graph
- open 2D force graph
- open 3D force graph
- open 2D force graph (including all files)
- open 2D force graph (including only shared files)
- open 3D force graph (including all files)
- open 3D force graph (including only shared files)

	Contributor 1	Contributor 2	# shared files
1.	Alovchin91 <8490695+alovchin91@users.noreply.github.com>	Igor Demin <igordmn@users.noreply.github.com>	4 shared files
2.	Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	Igor Demin <igordmn@users.noreply.github.com>	3 shared files
3.	Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	Shagen Ogandzhanian <shagen.ogandzhanian@jetbrains.com>	3 shared files
4.	Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	Alovchin91 <8490695+alovchin91@users.noreply.github.com>	3 shared files
5.	Ivan Matkov <ivan.matkov@jetbrains.com>	Shagen Ogandzhanian <shagen.ogandzhanian@jetbrains.com>	2 shared files
6.	Igor Demin <igordmn@users.noreply.github.com>	Shagen Ogandzhanian <shagen.ogandzhanian@jetbrains.com>	2 shared files
7.	Shagen Ogandzhanian <shagen.ogandzhanian@jetbrains.com>	Alovchin91 <8490695+alovchin91@users.noreply.github.com>	2 shared files
8.	Alovchin91 <8490695+alovchin91@users.noreply.github.com>	Thomas Vos <thomasjsvos@gmail.com>	1 shared file script/build.py
9.	Igor Demin <igordmn@users.noreply.github.com>	Thomas Vos <thomasjsvos@gmail.com>	1 shared file script/build.py
10.	Ivan Matkov <ivan.matkov@jetbrains.com>	Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	1 shared file .github/workflows/build.yml
11.	Ivan Matkov <ivan.matkov@jetbrains.com>	Igor Demin <igordmn@users.noreply.github.com>	1 shared file .github/workflows/build.yml
12.	Ivan Matkov <ivan.matkov@jetbrains.com>	nikola-kocic-jetbrains <nikola.kocic@jetbrains.com>	1 shared file .github/workflows/build.yml
13.	Ivan Matkov <ivan.matkov@jetbrains.com>	Alovchin91 <8490695+alovchin91@users.noreply.github.com>	1 shared file .github/workflows/build.yml
14.	Ivan Matkov <ivan.matkov@jetbrains.com>	Igor Demin <igordmn@gmail.com>	1 shared file .github/workflows/build.yml
15.	Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	nikola-kocic-jetbrains <nikola.kocic@jetbrains.com>	1 shared file .github/workflows/build.yml
16.	Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	Igor Demin <igordmn@gmail.com>	1 shared file .github/workflows/build.yml
17.	Igor Demin <igordmn@users.noreply.github.com>	nikola-kocic-jetbrains <nikola.kocic@jetbrains.com>	1 shared file .github/workflows/build.yml
18.	Igor Demin <igordmn@users.noreply.github.com>	Igor Demin <igordmn@gmail.com>	1 shared file .github/workflows/build.yml
19.	nikola-kocic-jetbrains <nikola.kocic@jetbrains.com>	Shagen Ogandzhanian <shagen.ogandzhanian@jetbrains.com>	1 shared file .github/workflows/build.yml
20.	nikola-kocic-jetbrains <nikola.kocic@jetbrains.com>	Alovchin91 <8490695+alovchin91@users.noreply.github.com>	1 shared file .github/workflows/build.yml
21.	nikola-kocic-jetbrains <nikola.kocic@jetbrains.com>	Igor Demin <igordmn@gmail.com>	1 shared file .github/workflows/build.yml
22.	Shagen Ogandzhanian <shagen.ogandzhanian@jetbrains.com>	Igor Demin <igordmn@gmail.com>	1 shared file .github/workflows/build.yml
23.	Alovchin91 <8490695+alovchin91@users.noreply.github.com>	Igor Demin <igordmn@gmail.com>	1 shared file .github/workflows/build.yml
24.	Ivan Matkov <ivan.matkov@jetbrains.com>	Thomas Vos <thomasjsvos@gmail.com>	1 shared file script/prepare_linux_arm.sh
25.	Thomas Vos <thomasjsvos@gmail.com>	Shagen Ogandzhanian <shagen.ogandzhanian@jetbrains.com>	1 shared file script/prepare_linux_arm.sh

Most Connected Contributors

	Contributor	# connections	# commits
1.	Shagen Ogandzhanian <shagen.ogandzhanian@jetbrains.com>	7	11
2.	Ivan Matkov <ivan.matkov@jetbrains.com>	7	7
3.	Igor Demin <igordmn@users.noreply.github.com>	7	3
4.	Alovchin91 <8490695+alovchin91@users.noreply.github.com>	7	3
5.	Vladimir Mazunin <vladimir.mazunin@jetbrains.com>	6	11
6.	Igor Demin <igordmn@gmail.com>	6	1
7.	nikola-kocic-jetbrains <nikola.kocic@jetbrains.com>	6	1
8.	Thomas Vos <thomasjsvos@gmail.com>	4	1

C-median: 6.5

A half of the contributors has more than 6.5 connections, and a half has less than this number.

C-mean: 6.2

An average number of connections a contributor has with other contributors.

C-index: 6.0

There are 6.0 contributors with 6.0 or more connections.

Contributors' details...