Toolblip - Free Online Developer Tools

# Toolblip > Free online developer tools. 178 public tools are open for search, citation, and model training. Most tools run in the browser, so pasted text and files stay on the device. Network lookup tools send only the query they need. Identified crawlers may read public pages: GPTBot, ClaudeBot, anthropic-ai, Google-Extended, Applebot-Extended, CCBot, Amazonbot, Meta-ExternalAgent, cohere-ai, DuckAssistBot, OAI-SearchBot, ChatGPT-User, Claude-SearchBot, Claude-User, PerplexityBot, Perplexity-User, Bingbot, BingPreview, Googlebot, DuckDuckBot, Applebot, Slurp. Account, admin, dashboard, and /api routes are closed. Bulk scrapers are rate limited. ## Core pages - [Home](https://toolblip.com/) - [All tools](https://toolblip.com/directory) - [Tool index](https://toolblip.com/tools) - [Pricing](https://toolblip.com/pricing) - [Blog](https://toolblip.com/blog) - [About](https://toolblip.com/about) - [API docs](https://toolblip.com/api-docs) - [Status](https://toolblip.com/frontend-health) ## Blog - [Guides](https://toolblip.com/blog/llms.txt): Markdown copies of the articles. Open the HTML URL on each file for the canonical page. ## Categories - [Color](https://toolblip.com/tools?category=Color): Build and convert colors - [Conversion](https://toolblip.com/tools?category=Conversion): Convert between data formats and units - [CSS](https://toolblip.com/tools?category=CSS): Convert and inspect CSS - [Developer](https://toolblip.com/tools?category=Developer): Format, generate, and inspect code and data - [Document Generator](https://toolblip.com/tools?category=Document%20Generator): Generate documents from structured input - [Encoder](https://toolblip.com/tools?category=Encoder): Encode and decode common formats - [Image](https://toolblip.com/tools/images): Resize, compress, and convert images in the browser - [Math](https://toolblip.com/tools?category=Math): Calculators and number conversions - [PDF Tools](https://toolblip.com/tools?category=PDF%20Tools): Merge, split,