Who runs this
A small team, on purpose
One maintainer with merge rights, a handful of moderators doing first-pass review and keeping the community running. Moderator seats rotate each semester and are filled from people who already contribute.
Chandragupt Singh
@x15sr71
Google Summer of Code 2026 contributor at CCExtractor, working on machine-readable JSON reporting and the subtitle engine. Outside GSoC he has landed fixes upstream in rsync and across the CCExtractor stack — including a bug that had been sitting in rsync since 2004. He maintains this community's Hacktoberfest repositories, reviews and merges every student pull request himself, and runs the Sunday mentoring call.
Google Summer of Code 2026@ CCExtractor
Official project page ↗CCExtractor is the de-facto industry standard for pulling closed captions and subtitles out of video — it sits in broadcast, archival and accessibility pipelines worldwide.
- Project size
- 350 hours
- Major / Large
- Stipend
- $3,000 USD
- Google-funded
- Maintainer
- Carlos Fernandez Sanz
- Mentor
- Organisation
- CCExtractor
- Industry standard
- Upstream repos
- 6+
- Oldest bug fixed
- 21 yrs
- HTTP 500s traced
- 3,087
- Reviews your PRs
- Personally
Selected contributions
Upstream, merged, and public. Worth reading the linked diffs — they are the clearest answer to “what does a real contribution actually look like?”
Fixed a 21-year-old bug in rsync
--backup --backup-dir --delete had been silently dropping empty directories since 2004. Traced the routing in delete_item(), fixed it with rmdir-first validation and Solaris EEXIST handling.
Traced 3,087 HTTP 500s to one lazy-load chain
Read 5,697 stack frames to find a SQLAlchemy lazy-load cascade, then fixed it with targeted eager loading and null guards.
Machine-readable JSON reporting
Added --report-format json with a versioned schema across 25 files, and corrected has_any_captions() for DVB and Teletext. Validated against 166 media files.
Stopped 49,086 test rows failing silently
One missing guard on an empty output path was quietly corrupting the whole test result set. Small diff, large blast radius.
Under the guidance of
The community runs with the support of the Institute of Advanced Computing.
Prof. Deepak Kumar Yadav
Institute of Advanced Computing
Heads the Institute of Advanced Computing and backs the community's work inside the department.
Prof. Sumit Jain
Institute of Advanced Computing
Coordinates the community with the department, and helps students line up open source work with their coursework.
Moderators
Niraj Jhapate
Moderator · Reviews
Final year. Triages incoming issues and does the first pass on every student PR.
Diya Sharma
Moderator · Discord
Runs the Discord, onboarding threads, and the weekly check-in.
@diyacodes
Rohan Patel
Moderator · Mentoring
Ex-GSoC applicant. Helps juniors scope their first proposals.
@rohanp
Ishita Verma
Moderator · Events
Schedules the meets, keeps notes, publishes recordings.
@ishitav
Open seat
Moderator · next semester
Contribute consistently for a semester and this is yours. Ask in Discord.
Ask about it →