Categories
Code Tools
online tools collection · 84 tools
JSON to GET Params
Convert JSON to URL query string.
Convert JSON to URL query string.
Free Official
👁 2,898
⭐ 4.7
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CSV to JSON
Convert CSV text to JSON array.
Convert CSV text to JSON array.
Free Official
👁 2,833
⭐ 4.7
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CRC32 Checksum
Compute CRC32 checksum of text.
Compute CRC32 checksum of text.
Free Official
👁 2,597
⭐ 4.7
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JSON to Go Structs
Generate Go structs from JSON.
Generate Go structs from JSON.
Free Official
👁 2,452
⭐ 4.6
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Base58 Encode/Decode
Encode or decode Base58 strings.
Encode or decode Base58 strings.
Free Official
👁 2,350
⭐ 4.7
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MD5 Hash
Compute MD5 hash of text or string.
Compute MD5 hash of text or string.
Free Official
👁 2,295
⭐ 4.7
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URL Hex Converter
Convert URL to hex string and back.
Convert URL to hex string and back.
Free Official
👁 2,221
⭐ 4.8
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Text Hex Converter
Convert text to hex string and back.
Convert text to hex string and back.
Free Official
👁 2,100
⭐ 4.9
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CRC16 Checksum
Compute CRC16 checksum of text.
Compute CRC16 checksum of text.
Free Official
👁 1,968
⭐ 4.8
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cURL to Python
Convert cURL command to Python requests code.
Convert cURL command to Python requests code.
Free Official
👁 1,966
⭐ 4.8
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JSON to Python
Generate Python dataclasses from JSON.
Generate Python dataclasses from JSON.
Free Official
👁 1,829
⭐ 4.8
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JSON to C# Classes
Generate C# classes from JSON.
Generate C# classes from JSON.
Free Official
👁 1,477
⭐ 4.9
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About Code Tools
We curated 84 tested online tools covering Code Toolscommon task scenarios. All tools are free without installation.
Are these tools free?
Most tools offer free quota; AI tools are billed per call with daily free limits.
How are tools reviewed?
Every tool passes functional, security and stability checks before listing.