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• HTTP Status Codes
• Magnet Link Generator
• WhatsApp Link Generator

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May contain ads. 😞

• AudioMass: Audio editor
• diagrams.net (formerly draw.io): Flowchart maker and online diagram software
• httpbin.org: A simple HTTP request & response service
• IT-Tools: Collection of handy online tools for developers, with great UX
• JSON editor online
• js-sequence-diagrams: Turns text into UML sequence diagrams
• PDF tools: split, merge, convert, etc.
• Photopea: Online photo editor
• QR.io: Generate customized QR codes
• QRCode Monkey: Create custom QR codes
• regex101: build, debug and share regular expresions
• Swagger editor: API editor for designing APIs with the OpenAPI Specification