prompt engineering and developer tools
Recent window: last 5.2 months (2026-04-26 → 2026-10-01), compared with the prior 5.2 months.
These products help developers and teams write, test, optimize, version, and monitor prompts for large language models. They are primarily used by AI engineers, software developers, and technical creators building generative AI applications. Unlike end-user AI assistants, this cluster focuses directly on the tooling, compression, and workflow infrastructure needed to manage prompts effectively.
Members
| Name | Source | Upvotes ▼ | Launched |
|---|---|---|---|
| Fathom 3.0 | PH | 802 | 2026-04-15 |
| PromptQL | PH | 413 | 2026-07-23 |
| Netlify.new | PH | 282 | 2026-03-19 |
| Google Chrome Skills | PH | 271 | 2026-04-16 |
| Leaked-System-Prompt-AI | GITHUB | 137 | 2026-10-02 |
| Runprompt | HN | 134 | 2025-11-27 |
| Promptic | PH | 112 | 2026-09-25 |
| Jotform Sign for ChatGPT and Claude | PH | 104 | 2026-09-29 |
| AskDeck | PH | 80 | 2026-09-17 |
| Simple Commenter AI | PH | 72 | 2026-09-18 |
| The Analog I | HN | 29 | 2026-01-16 |
| pilulier | GITHUB | 27 | 2026-09-28 |
| Aymo AI for Chrome | PH | 19 | 2026-09-20 |
| geoSurge | PH | 17 | 2026-09-10 |
| Prom.dev | HN | 14 | 2025-11-13 |
| just-prompt-motherfucker | GITHUB | 12 | 2026-09-16 |
| Lucent Chat | HN | 10 | 2025-10-29 |
| TokenTrim | PH | 10 | 2026-09-16 |
| `tc` like `wc` but for LLM tokens | HN | 8 | 2026-01-12 |
| Let ChatGPT create interactive forms and surveys for you | HN | 8 | 2025-12-16 |
| Vocab extractor for language learners using Stanza and frequency ranks | HN | 6 | 2026-03-29 |
| EvenKeel | HN | 6 | 2026-07-09 |
| Promptctl | HN | 5 | 2026-06-25 |
| Crilio | HN | 5 | 2026-08-25 |
| LunaSites! Website builder with MCP | PH | 5 | 2026-09-09 |
| I got tired of writing release notes so I built a bot with Claude | HN | 5 | 2026-03-12 |
| Akshen | HN | 5 | 2026-01-26 |
| Pleasantries | HN | 5 | 2026-08-04 |
| FormaLM | PH | 4 | 2026-09-12 |
| BestPromptFor XYZ | PH | 4 | 2026-09-13 |
| FitGate | PH | 4 | 2026-09-10 |
| Polo Prompt | PH | 3 | 2026-09-21 |
| Lazy Prompts | PH | 3 | 2026-09-14 |
| GPTPromptMaker | PH | 3 | 2026-09-23 |
| PromptProgen.com | PH | 3 | 2026-09-22 |
| LessBot | PH | 3 | 2026-09-11 |
| AI Packing List Prompt Generator | PH | 2 | 2026-09-23 |
| Patkan | PH | 2 | 2026-10-04 |
| CalAI Solutions | PH | 2 | 2026-09-10 |
| Make Prompt Better | PH | 2 | 2026-09-13 |
| AIPromptPro | PH | 2 | 2026-09-15 |
| PROMPTUARY | PH | 2 | 2026-09-15 |
| Token Wise | PH | 2 | 2026-09-16 |
| VibePilot | PH | 2 | 2026-09-19 |
| TrenTorch | PH | 2 | 2026-09-20 |
| Ecomprompt | PH | 2 | 2026-09-22 |
| Promptliness | PH | 2 | 2026-09-23 |
| OptimizeYourPrompt. | PH | 2 | 2026-09-28 |
| Promptprogen.com | PH | 2 | 2026-09-29 |
| MNC Review Copilot | PH | 2 | 2026-10-02 |