Tool Collections 19

Comprehensive collection of prohibited word detection tools for major platforms including WeChat, Douyin, Kuaishou, Taobao, JD, Pinduoduo, Bilibili, Xiaohongshu, Xianyu and more. Help you quickly identify violations and improve content review pass rates.

Covers common code and data-structure conversion tools, including variable naming conversion, JSON to/from CSV/YAML/XML, JSON to URL parameters, CSV/JSON to SQL, and bidirectional Markdown/HTML conversion.

Includes text, identifier, random data, and visual content generators for one-click output in development, debugging, and content creation workflows.

Professional text data extraction tools, covering intelligent identification and extraction of IP addresses, emails, phone numbers, URLs, ID card numbers and other data.

A collection of the Special Symbols tool and its category pages, including emoji, hearts, arrows, math symbols, currency signs, punctuation, and more. Supports search, one-click copy, and recently used.

Collection of Cyclic Redundancy Check algorithms (CRC-8/16/32/64, Adler-32) for detecting errors in data transmission or storage

Slow hashing algorithms designed specifically for password storage (such as Bcrypt, Argon2, Scrypt), effectively resisting rainbow table and brute force attacks

Collection of public key algorithms like RSA, SM2. Uses public key to encrypt and private key to decrypt, suitable for key exchange, digital signatures and authentication.

Professional financial calculation tools including RMB capital converter, English amount converter, number to Chinese capital converter, personal loan calculator and more, meeting various financial scenario needs

Professional unit conversion tools collection including area, temperature, volume, byte, weight, time and more. Supports metric, imperial, and Chinese units for daily life and professional calculation needs

Collection of escape/unescape tools for JSON, Regex, HTML, XML, CSV, SQL, JavaScript, Java, C/C++ and more, creating a great helper for debugging.

Collection of encoding/decoding tools including Base64, URL, HTML, JWT, Protocol Buffers, text encoding and more, meeting various data conversion needs.

A focused set of random decision tools including random number, coin flip, dice roller, picker, team grouping, and what-to-eat suggestions for fast choices.

Professional Markdown editing, formatting, and helper tools to improve writing and documentation efficiency

Collection of ultra-fast non-cryptographic hashes like xxHash, MurmurHash, and common validation hashes like MD5/MD4

Collection of high-strength cryptographic hash algorithms (SHA-2/3, BLAKE, RIPEMD) and Message Authentication Codes (HMAC), suitable for digital signatures and tampering prevention

Collection of classic symmetric encryption algorithms like AES, DES, ChaCha20, SM4. Uses the same key for encryption/decryption, fast and suitable for large data.

Professional device detection tools including screen test, gamepad tester, keyboard and mouse test and more, helping you detect and diagnose device issues

A curated health and fitness toolset including BMI, body fat, blood pressure, sleep, nutrition, hydration, calorie burn, and workout planning for daily wellness tracking