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6829 tools available

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Categories

🔄

Math & Numbers

249 tools

🩺

Our Medical & Clinical category serves as a vital resource hub featuring 210 professional tools tailored for healthcare practitioners and clinical students. This comprehensive library includes precise medication dosage calculators, validated clinical scoring systems, and essential medical reference utilities. From determining renal function to evaluating cardiovascular risk scores, our resources support diagnostic accuracy and clinical workflows in fast-paced medical environments.

210 tools

🏠

Everyday Tools

203 tools

📈

Statistics

194 tools

🎲

Generators

188 tools

💻

Developer

The Developer category contains 165 specialized utilities engineered to streamline your coding workflow and reduce debugging time. This suite includes high-performance code formatters, interactive API testers, regular expression builders, and rigorous JSON validators. Whether you are troubleshooting a complex regex pattern or verifying the structure of a large dataset, these developer-centric tools provide immediate, accurate feedback to help you maintain high code quality.

165 tools

📐

Materials & Measurement

165 tools

💰

Personal Finance

Our Personal Finance category offers an extensive library of 163 tools designed to give you complete control over your financial future. This collection features detailed budget planners, sophisticated loan calculators, automated savings trackers, and precise tax estimators. Whether you are calculating the long-term cost of a mortgage, comparing credit card repayment strategies, or finding ways to reduce monthly expenses, these free financial utilities offer the data necessary for informed money management.

163 tools

🏗️

Construction

156 tools

📏

Length & Distance

151 tools

⚡

Electricity & Electronics

149 tools

📡

Electromagnetic

149 tools

🧮

Miscellaneous Calculators

148 tools

🌡️

Fluids & Thermal

134 tools

⚾

Sports

126 tools

⚡

Energy & Power

123 tools

🛡️

Security

119 tools

📈

Investing & Markets

116 tools

🧬

Biology

106 tools

⚗️

Chemistry

106 tools

🔄

Data Format Converters

102 tools

🕐

Time & Date

100 tools

🔢

Number Theory & Sequences

95 tools

🏦

Loans & Mortgages

91 tools

✨

Code Formatters & Validators

90 tools

👨‍🍳

Cooking

89 tools

🎨

Color Tools

88 tools

🎨

HTML & CSS Tools

84 tools

🔐

Encoders & Decoders

82 tools

🏥

Health & Fitness

79 tools

⚖️

Weight Conversion

79 tools

🚗

Automotive & Transportation

76 tools

💱

Currency

71 tools

📊

Business & Investment

The Business & Investment category provides 69 specialized tools to support strategic financial decision-making and venture growth. This collection includes professional Discounted Cash Flow (DCF) calculators, Return on Investment (ROI) tools, and business valuation models essential for investors and founders. Whether you are performing due diligence on a new acquisition or planning your next expansion phase, our comprehensive suite of analytical instruments delivers the clarity required for high-stakes business environments.

69 tools

🔊

Optics & Sound

69 tools

🤰

Pregnancy & Pediatrics

65 tools

🌡️

Temperature Conversion

64 tools

🔢

Number Conversion

63 tools

🏖️

Retirement & Savings

63 tools

➗

Fractions, Percentages & Ratios

61 tools

💵

Salary & Income

58 tools

📝

Text & String Tools

57 tools

🔤

Algebra & Equations

57 tools

🖼️

Image Resolution

56 tools

💪

Body Metrics & Fitness

Our Body Metrics & Fitness category features 54 free tools designed to help you quantify and track your physical health goals. From precision BMI and body fat calculators to daily calorie counters and comprehensive fitness trackers, these resources provide data-driven insights into your physical condition. Whether you are an athlete optimizing performance or an individual starting a wellness journey, our tools offer the objective measurements needed to monitor progress accurately.

54 tools

📐

Trigonometry

53 tools

🏠

Housing & Real Estate

52 tools

🧪

Volume Conversion

49 tools

🏡

Home & Household

44 tools

🧾

Tax Calculators

41 tools

🧮

Linear Algebra & Vectors

39 tools

📐

Area Conversion

38 tools

🔭

Astronomy & Space

35 tools

💼

Career

34 tools

🥗

Nutrition & Diet

34 tools

💊

Drug Dosage & Medication

34 tools

📝

Text & Encoding

33 tools

🔧

Structural & Materials Engineering

33 tools

📷

Photography & Video

30 tools

🌐

Network

28 tools

💾

Data Storage Conversion

27 tools

🎵

Music & Audio

24 tools

🔤

Typography

22 tools

📋

IT Planning

21 tools

💳

Debt & Credit

21 tools

👕

Clothing Sizes

20 tools

🎮

Fun & Games

17 tools

📄

Resume & Cover Letter

15 tools

👨‍👩‍👧

Family & Parenting

15 tools

✅

Compliance

14 tools

💬

Communication & Media

13 tools

🎓

Grade Calculators

10 tools

💼

Business

10 tools

🔐

Blockchain & Cryptocurrency Security

5 tools

📄

PDF Tools

4 tools

🎮

Fun & Viral

3 tools

🌍

Economics & Inflation

2 tools

All Tools

SPF Record Generator

Generate SPF records with automatic DNS lookup counter and optimization

1 option🛡️ Security

CVE Vulnerability Search & Timeline

Search CVEs, visualize vendor trends, analyze response times, and calculate CVSS scores

1 option🛡️ Security

CVSS Calculator

Security professionals and system administrators utilize the CVSS Calculator to accurately assess the severity of software vulnerabilities. By implementing the Common Vulnerability Scoring System (CVSS) v3.1 standard, the application provides a consistent way to evaluate risk levels across different platforms and environments. Users can input specific metrics for Base, Temporal, and Environmental scores to determine the overall impact and urgency of a security flaw. The interface simplifies the complex process of generating CVSS vector strings and corresponding severity ratings. Analysts can fine-tune their assessments by adjusting variables such as attack vector, complexity, and required privileges. This granular approach ensures that remediation efforts are prioritized based on factual data rather than intuition. The result is a standardized output that can be shared across security teams to streamline incident response and vulnerability management workflows.

1 option🛡️ Security

String Extractor

String Extractor provides a specialized utility for security analysts and malware researchers to analyze binary files safely. By scanning through compiled code, the application identifies and retrieves both ASCII and Unicode strings that might reveal hidden functionality or configuration data. This process remains essential during the initial stages of static analysis, allowing users to peek into the contents of a file without risking execution. The application enhances discovery by incorporating pattern detection for common Indicators of Compromise (IOCs). It automatically highlights suspicious artifacts such as IP addresses, URLs, and domain names that are often embedded within malicious binaries. Forensic investigators can leverage these insights to map out potential network connections or persistence mechanisms, making it an effective asset for rapid incident response and threat intelligence gathering.

1 option🛡️ Security

WHOIS Lookup

Accessing registration details for any domain name provides critical transparency for web developers, security professionals, and digital investigators. The WHOIS Lookup utility retrieves comprehensive data from global databases, revealing the official registrar, domain status, and registration history. By entering a URL, users can instantly verify the administrative and technical contact information associated with a specific web address. Monitoring expiration dates and nameserver configurations helps maintain domain health and prevents accidental service interruptions. Security analysts rely on these records to identify potential phishing sites or investigate the legitimacy of online platforms. Beyond security, these queries assist in finding domain availability or identifying the right contacts for purchasing existing names. It serves as an essential resource for navigating the technical architecture of the internet with accuracy and speed.

1 option🛡️ Security

Media Sanitization & Destruction Advisor

NIST SP 800-88 decision-tree wizard that recommends Clear, Purge, or Destroy methods based on media type, data sensitivity, and asset disposition (CISSP Domain 2)

1 option🛡️ Security

Security Model Decision Matrix

Evaluate which formal security model (Bell-LaPadula, Biba, Clark-Wilson, Brewer-Nash) best fits your requirements with scored comparisons and implementation guidance. CISSP Domain 3.

1 option🛡️ Security

Federated Identity Architect

Select the right federation protocol (SAML, OIDC, OAuth, Kerberos) with visual auth flow diagrams, protocol comparison, and Kerberos troubleshooter. CISSP Domain 5.

1 option🛡️ Security

robots.txt Analyzer

Parse and analyze robots.txt files with path testing and security checks

1 option🛡️ Security

CORS Policy Analyzer

Detect and analyze CORS misconfigurations, security vulnerabilities, and policy issues

1 option🛡️ Security

NIST CSF Mapper

Map NIST Cybersecurity Framework 2.0 controls to CIS Controls v8, ISO 27001:2022, and SOC 2 Trust Services Criteria

1 option🛡️ Security

HTTP Request Builder

Interactive developer tool for constructing, sending, and analyzing HTTP requests directly from the browser

1 option🛡️ Security

Regex Tester

Test regular expressions with pattern library and explanations

1 option🛡️ Security

YAML to JSON Converter

Seamlessly bridging the gap between two of the most popular data serialization formats, the YAML to JSON Converter provides a reliable way to transform configuration files and data structures. Developers and system administrators frequently use this utility when migrating settings between environments or preparing data for APIs that require strict JSON formatting. It handles the nuances of both formats, ensuring that complex hierarchies and nested objects remain intact during the translation process. The utility offers bidirectional functionality, allowing users to switch between YAML and JSON as their project requirements evolve. It includes comprehensive support for YAML-specific features such as comments and anchors, which are often lost in basic conversion scripts. By automating the transformation, the converter helps maintain data integrity and saves time when working with Kubernetes manifests, CI/CD pipelines, or web application configurations.

1 option🔄 Data Format Converters

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Developer

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Length & Distance

Electricity & Electronics

Electromagnetic

Miscellaneous Calculators

Fluids & Thermal

Sports

Energy & Power

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Investing & Markets

Biology

Chemistry

Data Format Converters

Time & Date

Number Theory & Sequences

Loans & Mortgages

Code Formatters & Validators

Cooking

Color Tools

HTML & CSS Tools

Encoders & Decoders

Health & Fitness

Weight Conversion

Automotive & Transportation

Currency

Business & Investment

Optics & Sound

Pregnancy & Pediatrics

Temperature Conversion

Number Conversion

Retirement & Savings

Fractions, Percentages & Ratios

Salary & Income

Text & String Tools

Algebra & Equations

Image Resolution

Body Metrics & Fitness

Trigonometry

Housing & Real Estate

Volume Conversion

Home & Household

Tax Calculators

Linear Algebra & Vectors

Area Conversion

Astronomy & Space

Career

Nutrition & Diet

Drug Dosage & Medication

Text & Encoding

Structural & Materials Engineering

Photography & Video

Network

Data Storage Conversion

Music & Audio

Typography

IT Planning

Debt & Credit

Clothing Sizes

Fun & Games

Resume & Cover Letter

Family & Parenting

Compliance

Communication & Media

Grade Calculators

Business

Blockchain & Cryptocurrency Security