by simonw · Agent Tool · ★ 1.8k
Last updated: · Indexed by AgentSkillsHub · Auto-synced every 8h
tools.simonwillison.net Miscellaneous HTML+JavaScript tools built mostly with the help of LLMs. See also /python/ for tools written using Python. This collection is an experiment in prompt-driven development with very low stakes. The colophon lists commit messages and transcripts for every tool. The code lives in simonw/tools and many tools used the Claude custom instructions described here.
| Stars | 1,755 |
| Forks | 178 |
| Language | HTML |
| Category | Agent Tool |
| License | Apache-2.0 |
| Quality Score | 44.1120768268302/100 |
| Open Issues | 45 |
| Last Updated | 2026-06-30 |
| Created | 2024-03-29 |
| Est. Tokens | ~15k |
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tools is Assorted useful tools, almost entirely generated using LLMs. It is categorized as a Agent Tool with 1.8k GitHub stars.
tools is primarily written in HTML.
You can find installation instructions and usage details in the tools GitHub repository at github.com/simonw/tools. The project has 1.8k stars and 178 forks, indicating an active community.
tools is released under the Apache-2.0 license, making it free to use and modify according to the license terms.
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