Free Online Developer Tools
Fast, secure tools that run in your browser. No data is sent to any server.
JSON-YAML Converter
Convert between JSON and YAML in real time
Try it →Base64 Encoder / Decoder
Encode and decode text with Base64
Try it →URL Encoder / Decoder
Encode and decode URL special characters
Try it →Hash Generator (MD5 / SHA-256)
Generate MD5, SHA-1, SHA-256, SHA-512 hashes from text
Try it →Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates
Try it →UUID Generator
Generate UUID v4 with one click
Try it →Color Code Converter
Convert between HEX, RGB, and HSL color codes
Try it →Character Counter (Lines, Bytes, Words)
Count characters, lines, bytes, and words
Try it →Hiragana ↔ Katakana Converter
Convert Hiragana and Katakana (halfwidth kana supported)
Try it →Why SkillBridge Tools?
- Everything runs in your browser — no data is ever sent to a server
- Served from edge servers — fast loading from anywhere in the world
- No account required — open and use instantly
- Responsive & dark mode — works on desktop, phone, and tablet