Stop vibe-debugging. Every exception, every backtrace, grouped so you see patterns, not noise. Learn more →
Top 17 HTML prompt-engineering Projects
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chatgpt_system_prompt
A collection of GPT system prompts and various prompt injection/leaking knowledge.
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Kargo
Stop Scripting Promotions. Start Shipping with Kargo. Kargo automates promotion across dev, staging, and prod with approval gates and verification. Open source, built by the team behind Argo CD. Download now.
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ai-notes
notes for software engineers getting up to speed on new AI developments. Serves as datastore for https://latent.space writing, and product brainstorming, but has cleaned up canonical references under the /Resources folder.
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pm-claude-skills
1098 professional Agent Skills for Claude, ChatGPT, Gemini, Cursor & Codex — from PRDs and postmortems to appealing a disability benefit, building a go-bag, and settling into a new country. Plain-markdown, MIT, in Anthropic's official plugin directory. Free in-browser or 'npx pm-claude-skills add'.
Project mention: Open-source AI skills that make Claude/ChatGPT produce real work, eval-scored | news.ycombinator.com | 2026-06-19 -
vibe-check
By a 12-year product manager who builds 0-to-1: takes a beginner from a vague idea to a buildable plan, then guides the build (GitHub basics, clean-code habits, a verify-and-iterate loop, a checkup for the mess). For Claude Code, Codex, and Antigravity. grill-me is for engineers, vibe-check is for everyone else. (by TexasBedouin)
Project mention: Show HN: An open-source Claude skill that stops AI building the wrong app | news.ycombinator.com | 2026-07-14 -
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DN Institute | Software Engineer | Full Remote (World)
Distributed Networks Institute’s mission is to achieve sustainable technological growth and resilience by leveraging scientific, engineering, and organizational principles of distributed networks. We are a part of a 501(c)3 non-profit incubator in Washington DC called BlockShop.
We just released a paid Software Development challenge with a monetary bounty and a chance to become part of our team. It involves improving a Telegram Connector, deployed on Cloudflare Workers (JS + Python). You can find the full description and more information about challenge program in the Github issue here: https://github.com/1712n/dn-institute/issues/491
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AppSignal
AppSignal knows why the f*#k it crashed. Stop vibe-debugging. Every exception, every backtrace, grouped so you see patterns, not noise.
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smile
(: SMILE! The positive prompt language for structured prompt engineering — used for complex prompts, multi-turn pipelines, agentic engineering. Modular & maintainable prompts for powerful Large Language Model responses. (by DrThomasAger)
Project mention: Show HN: A Prompt Instruction Language Made Out of Emoticons | news.ycombinator.com | 2025-10-15 -
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skill-provenance
Version identity and integrity verification for Agent Skills. Tracks versions, detects staleness, and verifies bundle integrity with SHA-256 hashes across sessions, surfaces, and platforms.
skill-provenance is a meta-skill, or a skill that manages other skills. Load it alongside any skill project and it handles the versioning bookkeeping at session boundaries.
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Project mention: zodiac-skills: I Gave Claude 12 Personality Disorders, and It Started Finding Real Bugs | dev.to | 2026-03-23
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system-prompt
A collection of system prompts and AI kernels for use with large language models. (by thatoldfarm)
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borrowed-brain-pro
An open-source AI skill that upgrades your prompts. Load verified thinking profiles of tech founders and philosophers to run virtual boardroom debates on your real decisions.
Project mention: Distill any public figure's thinking into a reusable AI profile | news.ycombinator.com | 2026-07-07Claude.ai or ChatGPT without filesystem access.
MIT licensed. Both English and Simplified Chinese READMEs.
https://github.com/DOTfei/borrowed-brain-pro
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Project mention: Show HN: PKC Mark – open-source local benchmark for LLMs and Diffusers | news.ycombinator.com | 2025-12-01
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brief
Full-stack marketing skill for Claude that drafts copy, audits pages, and plans campaigns—with guardrails. Tested against 26 evals. +20pp over baseline. (by inerrata)
Project mention: Marketing skill for Claude with 26 evals – +20pp over baseline | news.ycombinator.com | 2026-05-30 -
claude-code-pro-pack
CLAUDE.md + AGENTS.md 12-rule behavior file for Claude Code, Codex, Cursor, Hermes — drop-in, ~700 tokens, cuts AI coding mistakes ~40%→~3%
Project mention: I built a coding agent that runs on Gemma 4 — here's what 2B parameters can actually do | dev.to | 2026-05-10gemma-coder — a single-file Python CLI that turns Gemma 4 into an agentic coding assistant. It reads your CLAUDE.md or AGENTS.md rulebook, uses a model-agnostic XML tool protocol, and ships the 12-rule claude-code-pro-pack baseline as the default behavior file.
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
HTML prompt-engineering discussion
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Way to Use AI for Coding
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Show HN: My colleague said my prompts were unreadable. I built a prompt builder
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A note from our sponsor - AppSignal
www.appsignal.com | 11 Sep 2026
Index
What are some of the best open-source prompt-engineering projects in HTML? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | chatgpt_system_prompt | 10,757 |
| 2 | ai-notes | 6,250 |
| 3 | pm-claude-skills | 1,336 |
| 4 | vibe-check | 590 |
| 5 | The_Prompt_Report | 395 |
| 6 | Vidura | 108 |
| 7 | dn-institute | 48 |
| 8 | smile | 38 |
| 9 | stdm | 10 |
| 10 | skill-provenance | 7 |
| 11 | zodiac-skills | 7 |
| 12 | system-prompt | 6 |
| 13 | borrowed-brain-pro | 3 |
| 14 | pkc-mark-benchmark | 2 |
| 15 | brief | 1 |
| 16 | claude-code-pro-pack | 0 |
| 17 | pixelfoundery.com | 0 |
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