Lightweight (~1.5 MB) open-source screen annotation with click-through mode and keyboard-first shortcuts. For demos, teaching, meetings & screen recording. Windows, macOS.
C-Rank Grade: B (Solid) - 46/100
External PR Merge Rate: 67%
Response Time: 24h
First Timer Success: -
ifer47/markeron has a recorded first-timer success rate of 0.0%. Repositories ranked B typically provide actionable feedback during code reviews and actively nurture new community contributors.
Maintainers in ifer47/markeron respond to incoming external pull requests in approximately 23.6 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 45.7 places ifer47/markeron in the B tier.
The external contributor pull request merge rate for ifer47/markeron is 66.7%, based on public PR activity from non-core contributors.
ifer47/markeron currently has 1 active issue(s) tagged with beginner-friendly labels like "good first issue", "beginner", or "up-for-grabs".
Lightweight (~1.5 MB) open-source screen annotation with click-through mode and keyboard-first shortcuts. For demos, teaching, meetings & screen recording. Windows, macOS.
Collaborative maintainer environment in ifer47/markeron. Reviews community pull requests with focus on project quality.
Discussions in ifer47/markeron focus heavily on practical implementation feedback, code formatting standards, and issue reproduction details.
Unlinked PRs without issue context and changes that fail automated test suites face the highest review friction.
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/ifer47/markeron?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 01:00 UTC (01:00 UTC in your timezone). Recommended submission window is Tuesday - Thursday from 00:00 to 04:00 UTC (00:00 - 04:00 UTC local).
Maintainer Strategy: Maintainer Sweet Spot: PRs under 150 lines merge in ~15 hours (83% approval). Large PRs (>500 lines) take ~113 hours (30% approval). Keep your diff compact for rapid review.
问题描述 / Description 请补充复现步骤 / Please add reproduction steps 本系统下的快捷键：⌘+⇧+Z 重做不生效，使用该快捷键会触发撤销。 应用全屏下无法唤出 MarkerOn，只有非应用全屏下的桌面才可以唤出。 环境 / Environment MarkerOn v1.6.2 (com.markeron.app) OS: macos 26.5.2 (aarch64) Overlay: hidden, whiteboard: false 诊断包 / Diagnostics 在 MarkerOn 中：设置 → 应用诊断 → 导出日志，保存 JSON 文件。 在本 Issue 编辑框中 拖拽该 JSON 文件（或粘贴）作为附件，再点击 Submit。 In MarkerOn: Settings → Diagnostics → Export logs, save the JSON file. Drag the JSON file into this issue editor (or paste) as an attachment, then click Submit. Recent events captured: 253 (full details in the attached JSON).
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When evaluating whether to contribute to ifer47/markeron, 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 ifer47/markeron acknowledge new external contributions in approximately 23 hours. Out of all submitted pull requests from non-core authors in the last 180-day window, 66.7% were successfully merged into the primary branch.
ifer47/markeron has a recorded first-timer success rate of 0.0%. Repositories ranked Solid typically provide actionable feedback during code reviews and actively nurture new community contributors.
The initial maintainer response time averages ~23 hours. 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 45.7 places ifer47/markeron in the Solid tier.
The external pull request merge rate is 66.7%. GetMerged isolates non-core community contributions so external developers get an accurate benchmark of PR acceptance probability.
Yes, ifer47/markeron currently has 1 active issue(s) tagged with beginner-friendly labels. You can inspect these directly from the repository issues tab.
All metrics displayed for ifer47/markeron 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.