Skills for Dlang?

[Lance Bachmeier]

On Wednesday, 16 September 2026 at 03:38:29 UTC, jmh530 wrote:
> On Wednesday, 16 September 2026 at 03:26:04 UTC, Ki wrote:
>> On Saturday, 12 September 2026 at 11:31:03 UTC, jmh530 wrote:
>>> I recently started playing around with Codex and ran into an 
>>> issue where there was a DMD compiler error and the agent 
>>> didn't use dustmite to reduce it until afterward when I asked 
>>> it to. So I'm curious if anyone out there has put together 
>>> D-specific agent skills?
>>>
>>> And also in general, what skills do people find useful when 
>>> programming with D?
>>
>> Hi, I have not found any skills for D so I created one myself. 
>> But I call it a meta-skill as it contains a few sub-skills:
>> * `SKILL.md` - the main skill definition (name, description, 
>> usage trigger, D language cheat sheet)
>> * `references/language.md` - full D language reference (types, 
>> memory model, templates, CTFE, etc.)
>> * `references/phobos.md` - Phobos standard library reference
>> * `references/vibed.md` - vibe.d web/async framework reference
>> * `references/vibe-mongodriver.md` - MongoDB driver reference
>> * `references/postgresql.md` - PostgreSQL driver reference
>> * `references/minio-d.md` - MinIO/S3 client reference
>>
>> You can download it here: https://filebin.net/ujzo12h8saouczug
>> It will be available for 6 days from the time of my post.
>>
>> I would have given a git link, but I host git myself with 
>> Gitea and something happened to my server - cannot access it 
>> for now. I will check it when I get home and then post the 
>> link.
>
> I was a little worried that having these things as too detailed 
> would use up too many tokens. Maybe size of skills depends on 
> the capability of the model you're using.
>
> I ultimately did something similar. I ultimately asked ChatGPT 
> to do a first pass and then passed that to GPT-6 Astra to give 
> its opinion with an eye toward not using too many tokens.
>
> The initial commit is here:
> https://github.com/libmir/mir-stat/commit/42c8ec656eddddf49211fe1753266dcf565a6e0c
> and I think mostly in line with what I am currently working 
> with.

This is the best resource on skills I encountered: 
https://www.youtube.com/watch?v=qYNs80FKIVc Skills became more 
useful to me after watching that. The one place where I deviate a 
bit from standard practice is including the skill(s) to use 
directly in my prompt, rather than relying on the description to 
tell the LLM when to use it.