Reinforcement Learning environments based on the 1993 game Doom :godmode:
C-Rank Grade: B (Solid) - 51/100
External PR Merge Rate: 57%
Response Time: -
First Timer Success: 50%
Farama-Foundation/ViZDoom has a recorded first-timer success rate of 50.0%. Repositories ranked B typically provide actionable feedback during code reviews and actively nurture new community contributors.
Maintainers in Farama-Foundation/ViZDoom respond to incoming external pull requests in approximately 0.0 hours on average. Keeping PRs focused on single tasks and ensuring tests pass helps maintainers review faster.
The C-Rank™ system evaluates GitHub projects on a 0–100 scale using real data: PR merge rates, review turnaround time, active maintainer presence, and first-time contributor success. A score of 51.5 places Farama-Foundation/ViZDoom in the B tier.
The external contributor pull request merge rate for Farama-Foundation/ViZDoom is 57.1%, based on public PR activity from non-core contributors.
Farama-Foundation/ViZDoom currently has 2 active issue(s) tagged with beginner-friendly labels like "good first issue", "beginner", or "up-for-grabs".
Highly welcoming maintainers in Farama-Foundation/ViZDoom. Prompt code reviews with positive guidance for new contributors.
Average Response Latency
Tracks hours until a maintainer leaves a review, comment, or PR response.
External Acceptance Rate
Percentage of community pull requests successfully merged into main.
First PR Conversion
Rate at which developers submitting their first repository PR succeed.
Show contributors that your repository actively reviews and merges external pull requests.
[](https://getmerged.abhishekco.de/Farama-Foundation/ViZDoom?utm_source=github&utm_medium=badge)
Historical health & responsiveness evolution
External PR acceptance
First PR success rate
50% receive response in
90% receive response in
Maintainer review activity heatmap & prime window prediction
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Detected: UTC
Maintainers are most responsive around 22:00 UTC (22:00 UTC in your timezone). Recommended submission window is Monday - Wednesday from 19:00 to 23:00 UTC (19:00 - 23:00 UTC local).
Maintainer Strategy: Maintainer Sweet Spot: PRs under 150 lines merge in ~16 hours (71% approval). Large PRs (>500 lines) take ~115 hours (26% approval). Keep your diff compact for rapid review.
It would be nice if people could create PRs over time that slowly add gifs showing reasonable, real and interesting learned policies, so that we aren't just showing random ones like we are at present
This is a loose roadmap of our plans for the further development of ViZDoom in 2026. Items marked as (help wanted) can be picked up by volunteers earlier. If you would like to contribute, join our Discord server https://discord.gg/bnJ6kubTg6 and put a message in the new contributions channel with any particular topics that you would like to work on. June-July 2026: Sector id in objects and labels Category in objects August+ 2026: New methods for setting multiplayer options and multiplayer options supported in config files Textures/doors/buttons support in labels buffer Multiplayer code improvements PettingZoo wrapper/support for easier support for multi-agent environments Create examples of multiplayer environments for the PettingZoo wrapper Move from SDL2 to SDL3 Items without a timeline (backlog) Replace Windows DirectDraw backend with SDL2 like on Linux and macOS, (possible fix for #545 and #504) (help wanted) Improved game log that gives the possibility to get a log
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When evaluating whether to contribute to Farama-Foundation/ViZDoom, response velocity and maintainer engagement are crucial. GetMerged continuously tracks pull request trajectories, first-comment latency, and code review rounds to help developers avoid submitting pull requests to backlogged repositories.
Currently, maintainers of Farama-Foundation/ViZDoom acknowledge new external contributions in approximately -. Out of all submitted pull requests from non-core authors in the last 180-day window, 57.1% were successfully merged into the primary branch.
Farama-Foundation/ViZDoom has a recorded first-timer success rate of 50.0%. Repositories ranked Solid typically provide actionable feedback during code reviews and actively nurture new community contributors.
The initial maintainer response time averages ~-. Keeping PRs scoped to single concerns and ensuring CI checks succeed will optimize review turnaround.
The C-Rank™ index scores repositories on a 0 to 100 scale using an objective formula: external PR merge rates, initial response speed, active maintainer count, and first-time contributor retention. A score of 51.5 places Farama-Foundation/ViZDoom in the Solid tier.
The external pull request merge rate is 57.1%. GetMerged isolates non-core community contributions so external developers get an accurate benchmark of PR acceptance probability.
Yes, Farama-Foundation/ViZDoom currently has 2 active issue(s) tagged with beginner-friendly labels. You can inspect these directly from the repository issues tab.
All metrics displayed for Farama-Foundation/ViZDoom are automatically retrieved via the public GitHub API and recalculated daily. Insider pull requests submitted by repository owners or organization members are excluded from merge rate calculations to preserve objective external contributor statistics.