| Website | Why it’s valuable |
| https://www.oversight.gov/ | Database of Inspector General reports and recommendations |
| https://www.ignet.gov/ | Reference website on Inspectors General |
| https://osc.gov/ | Website for the Office of Special Counsel. Includes information complaints, whistleblower-disclosure processes, Hatch Act enforcement guidance, and reports of prohibited personnel practices. |
| https://www.data.gov/ | Open data for research |
| https://www.usaspending.gov/#/ | Tracks federal spending |
| https://www.pogo.org/ | Oversight NGO |
| https://www.gao.gov/reports-testimonies/recommendations-database/ | GAO Open Recommendations Database |
| https://www.citizensforethics.org/ | Oversight NGO |
| https://www.whistleblower.org/ | Whistleblower protection NGO (Government Accountability Project) |
| http://foiaproject.org/ | Great resource on FOIA |
| https://www.americanoversight.org/ | Ethics watchdog |
| https://oversightcases.org/ | Levin Center resource on recent court cases involving oversight disputes |
| http://www.brookings.edu/interactives/tracking-house-oversight-in-the-trump-era/ | Monitors oversight by House committees since the 2016 election |