Tools
Some handy utilities. Well, because I couldn't find any that really fit my needs.
MRZ generator
Generate Machine Readable Zones for passports and ID cards.
Text converter
Convert text between different encodings, hashes, and case types.
Text counter
Count characters, words, sentences, paragraphs, and estimate reading/speaking time.
VietQR generator
Generate bank transfer QR codes that conforms to VietQR standard.