Test and validate API keys for OpenAI, Anthropic, Google AI, and other services. Secure validation without storing keys on our servers.
api key
validator
openai
anthropic
google ai
authentication
testing
Free online tool to encode or decode base64 data. Fast, private, and easy to use with no login required. All processing happens in your browser.
Professional color picker tool with multiple format support, palette management, and advanced color manipulation features. Perfect for designers and developers.
color picker
hex color
rgb color
color tool
color generator
color codes