Converting standard functions to arrow functions by hand is tedious. You miss a return. You forget to remove the curly braces. You mess up the this binding. I built a free tool that solves this. What it does: Use cases: Privacy:100% client-side. Nothing uploaded. Try it: tools.kandz.me/arrow-function-converter
Renaming keys in nested JSON by hand is a nightmare. One wrong key and your entire data structure breaks. You miss a nested object. The values don’t map. I built a free tool that solves this. What it does: Use cases: Privacy:100% client-side. Nothing uploaded. Try it: tools.kandz.me/object-key-renamer
Merging nested JavaScript objects is a pain. Object.assign does a shallow merge. Spread syntax overwrites nested keys. You end up writing custom recursion logic every time. I built a free tool that solves this. What it does: Use cases: Privacy:100% client-side. Nothing uploaded. Try it: tools.kandz.me/object-merger
Nested JSON is painful to work with. You need dot-notation for a database. You need to rebuild it back. Every time. I built a free tool that solves this. What it does: Use cases: Privacy:100% client-side. Nothing uploaded. Try it: tools.kandz.me/json-flatten-unflatten
Sorting JSON keys by hand is pointless work. But version control diffs need consistency. Without sorted keys, every commit shows changes that aren’t real changes. You add a field and suddenly the entire file looks different. I built a free tool that solves this. What it does: Use cases: Privacy:100% client-side. Nothing uploaded. Try it:…
SVG circles are easy. SVG paths are powerful. But converting one to the other? That’s math you don’t want to do by hand. I built a free tool that solves this. What it does: Use cases: Privacy:100% client-side. Nothing uploaded. Try it: tools.kandz.me/svg-circle-to-path
Mirroring an SVG path by hand is error-prone. One wrong coordinate and the shape breaks. I built a free tool that solves this. What it does: Use cases: Privacy:100% client-side. Nothing uploaded. Try it: tools.kandz.me/svg-path-mirror
Rotating and scaling SVG by hand is painful. You edit transform values. You guess the origin. You reload the browser fifty times. You still can’t get it right. I built a free tool that solves this. What it does: Use cases: Privacy:100% client-side. Nothing uploaded. Try it: tools.kandz.me/svg-rotate-scale
Debugging SVG viewBox coordinates by hand is a nightmare. You open an SVG file. You need to know where a specific shape sits. You start counting pixels. You guess. I built a free tool that solves this. What it does: Use cases: Privacy:100% client-side. Your SVG never leaves your browser. No upload. No server processing….
Extracting columns from TSV by hand is painful. You scroll. You select. You copy. You hope you didn’t miss a tab. One mistake and the entire row shifts. I built a free tool that solves this. What it does: Use cases: Privacy:100% client-side. Nothing uploaded. Try it: tools.kandz.me/tsv-column-extractor