Welcoming Repositories Index D Ecosystem
Top Welcoming Open-Source D Repositories
Top welcoming D repositories. Scored by real 90-day external PR merge rates, maintainer review turnaround speed, and first-time contributor success.
Updated daily • Sun, 11 Oct 2026 UTC
Tracked Repos
53
>100 stars verified
Avg Merge Rate
31%
90-day external PRs
Open GFIs
0
Beginner friendly issues
Welcoming Tier
3
S & A Tier maintainers
Ranked D Repositories
Showing top 50 of 53 ranked repositories
| Rank | Repository | Tier | Score | Merge Rate | Good First Issues |
|---|---|---|---|---|---|
| #1 | The D Completion Daemon is an auto-complete program for the D programming language | A•Welcoming | 61.6 | 80.9% | - |
| #2 | A curated list of awesome D documents, frameworks, libraries and software. Inspired by awesome-python. | A•Welcoming | 59.9 | 100.0% | - |
| #3 | ldc-developers/ldc1,374 The LLVM-based D Compiler. | A•Welcoming | 59.2 | 92.0% | - |
| #4 | dlang/tools209 Ancillary tools for the D programming language compiler | B•Solid | 55.9 | 100.0% | - |
| #5 | sidestore's anisette-v3 compatible server | B•Solid | 54.0 | 66.7% | - |
| #6 | dlang/phobos1,262 The standard library of the D programming language | B•Solid | 50.7 | 80.0% | - |
| #7 | sampling disk usage profiler for btrfs | B•Solid | 49.6 | 100.0% | - |
| #8 | This is a collection of modules that I've released over the years. Most of them stand alone, or have just one or two dependencies in here, so you don't have to download this whole repo. | B•Solid | 48.8 | 100.0% | - |
| #9 | Intellij Plugin for the D Programming Language | B•Solid | 48.6 | 66.7% | - |
| #10 | D LSP server (dlang language server protocol server) | B•Solid | 48.3 | 100.0% | - |
| #11 | Visual D - Visual Studio extension for the D programming language | B•Solid | 48.2 | 100.0% | - |
| #12 | Pages for the dlang.org website, home of the D Programming Language | B•Solid | 46.5 | 80.0% | - |
| #13 | vibe-d/vibe.d1,219 Official vibe.d development | B•Solid | 44.5 | 75.0% | - |
| #14 | Inochi2D/inochi2d1,810 Inochi2D SDK - Bring your characters to life | B•Solid | 44.4 | 100.0% | - |
| #15 | Cross Platform GUI for D programming language | B•Solid | 43.5 | 100.0% | - |
| #16 | Dfmt is a formatter for D source code | C•Moderate | 38.0 | 100.0% | - |
| #17 | dlang/dmd3,324 dmd D Programming Language compiler | D•Risky | 29.9 | 0.0% | - |
| #18 | A literate programming tool for any language | D•Risky | 29.9 | 0.0% | - |
| #19 | An operating system written in D | D•Risky | 29.1 | 0.0% | - |
| #20 | Slides and demo resources presented at HITCON 2014 & XCON 2014-"Guess Where I am-Android模拟器躲避的检测与应对" | D•Risky | 28.2 | 0.0% | - |
| #21 | Dadoum/Sideloader1,035 Open-source cross-platform iOS app sideloader (yep, even Linux is supported). Alternative to Sideloadly, AltServer, SideServer, Cydia Impactor, iOS App Signer… | D•Risky | 26.1 | 0.0% | - |
| #22 | dlang/dub740 Package and build management system for D | C•Moderate | 26.0 | 100.0% | - |
| #23 | Control the mouse with the keyboard, on Windows. | D•Risky | 23.3 | 0.0% | - |
| #24 | SSD TRIM check tool for Windows | D•Risky | 21.5 | 0.0% | - |
| #25 | nijigenerate is an open source editor for the nijilive puppet format, which is derived from Inochi2D (v0.8) technology. This application allows you to rig models for use in games or for other real-time applications such as VTubing. | D•Risky | 17.8 | 0.0% | - |
| #26 | Inochi2D Rigging Application | D•Risky | 14.3 | 0.0% | - |
| #27 | eBay/tsv-utils1,485 eBay's TSV Utilities: Command line tools for large, tabular data files. Filtering, statistics, sampling, joins and more. | D•Risky | 8.0 | 0.0% | - |
| #28 | D language IDE based on DlangUI | D•Risky | 8.0 | 0.0% | - |
| #29 | Robust ABC (ActionScript Bytecode) [Dis-]Assembler | D•Risky | 8.0 | 0.0% | - |
| #30 | A free and open 3D game engine written in D. | D•Risky | 8.0 | 0.0% | - |
| #31 | 3D game engine for D | D•Risky | 8.0 | 0.0% | - |
| #32 | Application that allows streaming with Inochi2D puppets | D•Risky | 8.0 | 0.0% | - |
| #33 | Cross-platform DHCP test client | D•Risky | 8.0 | 0.0% | - |
| #34 | D news aggregator, newsgroup client, web newsreader and IRC bot | D•Risky | 8.0 | 0.0% | - |
| #35 | Vox language compiler. AOT / JIT / Linker. Zero dependencies | D•Risky | 8.0 | 0.0% | - |
| #36 | An exokernel operating system written in D | D•Risky | 8.0 | 0.0% | - |
| #37 | D•Risky | 8.0 | 0.0% | - | |
| #38 | GtkD is a D binding and OO wrapper of GTK+ originally created by Antonio Monteiro | D•Risky | 8.0 | 0.0% | - |
| #39 | A Web framework for D Programming Language. Full-stack high-performance. | D•Risky | 8.0 | 0.0% | - |
| #40 | snazzy-d/sdc272 The Snazzy D Compiler | D•Risky | 8.0 | 0.0% | - |
| #41 | Swiss-army knife for D source code | D•Risky | 8.0 | 0.0% | - |
| #42 | Directly include C headers in D source code | D•Risky | 8.0 | 0.0% | - |
| #43 | Allocators, I/O streams, math, geometry, image and audio processing for D | D•Risky | 8.0 | 0.0% | - |
| #44 | skoppe/spasm221 Write single page applications in D that compile to webassembly | D•Risky | 8.0 | 0.0% | - |
| #45 | Tree - simple fast compact user-readable binary-safe extensible structural format | D•Risky | 8.0 | 0.0% | - |
| #46 | D language bindings for the Godot Engine's GDNative API | D•Risky | 8.0 | 0.0% | - |
| #47 | libmir/mir211 Mir (backports): Sparse tensors, Hoffman | D•Risky | 8.0 | 0.0% | - |
| #48 | Some DTrace tools written for the SmartOS/SmartDataCenter cloud (illumos-based) | D•Risky | 8.0 | 0.0% | - |
| #49 | Netflix/vectorflow1,297 | D•Risky | 7.5 | 0.0% | - |
| #50 | Set of tools interracting with Apple servers. Don't hesitate to leave a star if you appreciate it. | D•Risky | 7.5 | 0.0% | - |
How to Get Your D PR Merged
1
Check C-Rank™ First: Pick projects with S or A tiers to avoid maintainer ghosts and slow review cycles.
2
Run Local Verification: Ensure test suites and formatting linters pass before opening a pull request.
3
Submit in Maintainer Windows: Check the repository report card to submit when maintainers are most active.
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Frequently Asked Questions: D Open Source
What is the most welcoming D open-source repository?
The highest-ranked D repository on GetMerged is currently dlang-community/DCD, with a C-Rank score of 61.6/100 and a 80.9% PR merge rate.
How can I find good first issues in D?
You can browse verified beginner-friendly issues in D by visiting our curated Good First Issues directory at getmerged.abhishekco.de/good-first-issue/d.
What makes a D repository ‘Super Welcoming’ on GetMerged?
A ‘Super Welcoming’ (S-Tier) D repository demonstrates an external PR merge rate above 80%, a median first response time within 24 to 48 hours, active review feedback, and clear onboarding documentation.