Marc Lichtman

@777arc

RF signal processing researcher and software engineer. Involved in FOSS leadership of GNU Radio, IQEngine, SigMF. Author of https://pysdr.org.

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Joined October 2013

193 Followers

2 Following

AI Insights & Achievements

48/ 100

Quality

Avg 10.8 stars per repo.

Veteran

Coding for 13 years.

Influencer

193 followers.

Organizations

GN SI

Public Repos

71

Total Stars

769

Total Forks

168

Public Gists

1

Top Languages

Based on primary language of repositories

Recent Activity

Contribution Graph

Activity Timeline

Commits and contributions grouped by day, week, or month.

High productivity periods

Most active day: January 20th, 2026 • 5 contributions

Most active week: Jan 5–Jan 11 • 12 contributions

Most active month: Jan 2026 • 27 contributions

IssueCommentEvent on DIFI-Consortium/DIFI-Certification

February 4th, 2026 5:49 AM

opened issue in DIFI-Consortium/DIFI-Certification

February 4th, 2026 5:46 AM

merged pull request in 777arc/PySDR

February 4th, 2026 3:46 AM

Pushed to master at 777arc/PySDR

February 4th, 2026 3:46 AM

DeleteEvent on 777arc/PySDR

February 4th, 2026 3:46 AM

opened pull request in 777arc/PySDR

February 4th, 2026 3:43 AM

Pushed to detection-chapter-draft at 777arc/PySDR

February 4th, 2026 3:42 AM

Pushed to detection-chapter-draft at 777arc/PySDR

February 4th, 2026 2:09 AM

Pushed to detection-chapter-draft at 777arc/PySDR

February 4th, 2026 1:59 AM

Pushed to detection-chapter-draft at 777arc/PySDR

February 4th, 2026 1:14 AM

GitHub Analytics

Marc Lichtman

Quality

Veteran

Influencer