CCExtractor/ccextractor
CCExtractor - Official version maintained by the core team
Is CCExtractor/ccextractor beginner-friendly?
In the last 30 days, CCExtractor/ccextractor merged 5 of 19 pull requests from outside contributors, and its maintainers usually reply within 1 day. 1 beginner-friendly issue is open now.
- Stars
- 901
- Forks
- 592
- Open beginner issues
- 1
- Indexed issues
- 28
- Avg merge
- 5d 19h
- Merged PRs (30d)
- 5
- Dominant language
- C
- License
- GPL-2.0
- Last GitHub push
- Oct 2, 2026
- Latest indexed
- Sep 14, 2026
- Contributing guide
- Contributing guide
- Code of conduct
- No code of conduct
- Beginner labels
- No beginner labels indexed
How to contribute to CCExtractor/ccextractor
- Read the contributing guide first: it says how the maintainers want changes proposed, tested and reviewed.
- Your contributions will be published under the project's GPL-2.0 license.
- Pick the open beginner-friendly issue below and comment that you want to work on it before you start.
Issues somebody may already be working on are listed last. List everything by date
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[BUG] store_hdcc() silently overwrites buffered caption data instead of concatenating when the same seq_index is reused with an unchanged timestampMay be free again @kaihere14 claimed this 23 days ago, and no pull request is open. Open
Difficulty 4/5 3-5 days Newbie friendliness 48/100
CCExtractor/ccextractor#2350 · 2 comments ·
Maintainers usually reply within 1 day
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Difficulty 5/5 Over a week Newbie friendliness 25/100
CCExtractor/ccextractor#2317 · 1 comment ·
Maintainers usually reply within 1 day
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Difficulty 4/5 3-5 days Newbie friendliness 48/100
CCExtractor/ccextractor#2308 · 1 comment ·
Maintainers usually reply within 1 day
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Difficulty 5/5 Over a week Newbie friendliness 35/100
CCExtractor/ccextractor#2305 ·
Maintainers usually reply within 1 day
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Difficulty 4/5 3-5 days Newbie friendliness 42/100
CCExtractor/ccextractor#2300 · 1 comment ·
Maintainers usually reply within 1 day
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Difficulty 4/5 3-5 days Newbie friendliness 45/100
CCExtractor/ccextractor#2299 · 2 comments ·
Maintainers usually reply within 1 day
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Difficulty 2/5 1-3 hours Newbie friendliness 55/100
CCExtractor/ccextractor#2283 · 2 comments ·
Maintainers usually reply within 1 day
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[BUG] tx3g subtitle timestamps broken — integer overflow on GPAC path, off-by-one on FFmpeg pathMay be free again A pull request for this issue was closed without being merged. Open
Difficulty 4/5 3-5 days Newbie friendliness 35/100
CCExtractor/ccextractor#2198 ·
Maintainers usually reply within 1 day
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[BUG]: Last EIT section never parsed — EPG_free() discards pending epg_buffers without flushingMay be free again A pull request for this issue was closed without being merged. Open
Difficulty 2/5 1-3 hours Newbie friendliness 55/100
CCExtractor/ccextractor#2165 · 1 comment ·
Maintainers usually reply within 1 day
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Refactor: Move demuxer-related options from global ccx_options to ccx_demuxer structMay be free again @ansh27singh claimed this 232 days ago, and no pull request is open. Open
Difficulty 4/5 3-5 days Newbie friendliness 45/100
CCExtractor/ccextractor#2101 · 1 comment ·
Maintainers usually reply within 1 day
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Replace static buffer with dynamic allocation in writercwtdata()May be free again @ananyaaa66 claimed this 229 days ago, and no pull request is open. Open
Difficulty 3/5 1-2 days Newbie friendliness 35/100
CCExtractor/ccextractor#2091 · 3 comments ·
Maintainers usually reply within 1 day
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[Proposal]:Web-Based Visualization for -out=report OutputMay be free again A pull request for this issue was closed without being merged. Open
Difficulty 5/5 Over a week Newbie friendliness 35/100
CCExtractor/ccextractor#1689 · 4 comments ·
Maintainers usually reply within 1 day
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[PROPOSAL] Validate TTML subtitles in ISO-BMFFMay be free again @Aspirant200715 claimed this 13 days ago, and no pull request is open. Openneeds-commercial-sponsor
Difficulty 5/5 Over a week Newbie friendliness 25/100
CCExtractor/ccextractor#1323 · 4 comments ·
Maintainers usually reply within 1 day
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[BUG] Legacy options -608, -708, -90090, -UCLA, -CC2, -LF, -DF, -parsepat, -parsepmt still rejected after #1856Possibly taken @Deepak-negi11 claimed this today. Open
Difficulty 2/5 1-3 hours Newbie friendliness 66/100
CCExtractor/ccextractor#2367 ·
Maintainers usually reply within 1 day
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`--out=mcc`: CDP cc_count field overflows above 31 triplets; uint8 `data_size` corrupts lengths and over-reads at higher countsPossibly taken @kaihere14 claimed this 8 days ago. Open
Difficulty 3/5 1-2 days Newbie friendliness 72/100
CCExtractor/ccextractor#2365 · 1 comment ·
Maintainers usually reply within 1 day
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[BUG] MAX_CC_COUNT = 31 in ccxr_process_cc_data silently discards CEA-708 data on H.264 frames with multiple SEI messagesPossibly taken A pull request linked to this issue is open or already merged. Open
Difficulty 4/5 3-5 days Newbie friendliness 68/100
CCExtractor/ccextractor#2358 · 1 comment ·
Maintainers usually reply within 1 day
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--tpages-all extracts less than --tpagePossibly taken @SajalDevX claimed this 15 days ago. Open
Difficulty 3/5 1-2 days Newbie friendliness 65/100
CCExtractor/ccextractor#2355 ·
Maintainers usually reply within 1 day
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[BUG] Three out-of-bounds reads in TS parsing when a packet's adaptation field leaves a short payload (heap overflow in parse_PAT via uint32_t underflow)Possibly taken @pranayr710 claimed this 26 days ago. Open
Difficulty 4/5 3-5 days Newbie friendliness 72/100
CCExtractor/ccextractor#2348 ·
Maintainers usually reply within 1 day
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[BUG] No .gitattributes: Windows clones get CRLF shebangs and the documented Linux/Docker build fails with "/usr/bin/env: 'bash\r': No such file or directory"Possibly taken @pranayr710 claimed this 27 days ago. Open
Difficulty 2/5 1-3 hours Newbie friendliness 35/100
CCExtractor/ccextractor#2345 ·
Maintainers usually reply within 1 day
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Substation Alpha (SSA/ASS) output is not fully compliant with format specificationPossibly taken @alaotach claimed this 61 days ago. Open
Difficulty 3/5 1-2 days Newbie friendliness 58/100
CCExtractor/ccextractor#2310 · 1 comment ·
Maintainers usually reply within 1 day
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DVB subtitle decoder silently discards character-coded ("string coding") object segments — coding_method == 1 is a no-op that reports successPossibly taken @GuTS805 claimed this 61 days ago. Open
Difficulty 4/5 3-5 days Newbie friendliness 45/100
CCExtractor/ccextractor#2303 · 1 comment ·
Maintainers usually reply within 1 day
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[BUG] Rust panic in CEA-708 decoder at service_decoder.rs:264 on broadcast MPEG-2 transport streamsPossibly taken @Esha310 claimed this 102 days ago. Open
Difficulty 3/5 1-2 days Newbie friendliness 48/100
CCExtractor/ccextractor#2278 · 2 comments ·
Maintainers usually reply within 1 day
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gpac no longer included in ubuntu (resolute...) will make it hard to impossible to buildPossibly taken @shubhrai23 claimed this 59 days ago. Open
Difficulty 4/5 3-5 days Newbie friendliness 35/100
CCExtractor/ccextractor#2254 · 1 comment ·
Maintainers usually reply within 1 day
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[BUG] Memory leak in free_sub_track(): blockaddition and message buffer never freed for WebVTT tracksPossibly taken A pull request linked to this issue is open or already merged. Open
Difficulty 1/5 Under an hour Newbie friendliness 86/100
CCExtractor/ccextractor#2247 ·
Maintainers usually reply within 1 day
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BUG: SCC timecodes use hardcoded 29.97 FPS instead of actual stream frame ratePossibly taken @NaitikVerma6776 claimed this 2 days ago. Open
Difficulty 1/5 Under an hour Newbie friendliness 45/100
CCExtractor/ccextractor#2145 · 11 comments ·
Maintainers usually reply within 1 day