6,586 listed

Artifacts

Free tools that open in your browser: calculators, converters, formatters, PDF and image helpers, Hugging Face Spaces and Claude artifacts. Filter by category, AI-powered or plain, no sign-up, and tools that run in your browser; every page links to the live tool and says what it needs.

Showing 1–24 of 59

0.790score
Kalker
PaddiM8
Web calculator with user-defined variables and functions, complex numbers, derivatives and integrals.
ArtifactNo sign-up★ 1.9Kcalculators
0.789score
Numbat
sharkdp
Scientific calculator language that tracks physical dimensions and units in every calculation.
Artifact★ 2.8Kcalculators
0.778score
NoteCalc
Bence Bodi
Notepad-style calculator where each line is evaluated live, with units, percentages and variables.
ArtifactNo sign-up★ 1.2Kcalculators
0.775score
fend
printfn
Web version of an arbitrary-precision calculator that understands units, currencies and conversions.
ArtifactNo sign-up★ 1.1Kcalculators
0.759score
Factoriolab
factoriolab
Web calculator for planning production chains in factory games such as Factorio and Dyson Sphere Program.
Artifact★ 881calculators
0.753score
Unsure Calculator
filiph
Calculator that works with ranges and uncertain numbers instead of exact values.
ArtifactNo sign-up★ 524calculators
0.741score
Libre Calculator
Tony Zedginidze
Collection of small calculators for everyday topics, with active calculator packs cached for offline use.
ArtifactNo sign-up★ 325calculators
0.741score
Mortgage Overpayment Calculator
Paul Houghton
Shows how overpayments cut mortgage term and interest, charted with D3.
ArtifactNo sign-up★ 318calculators
0.737score
UK Capital Gains Calculator
cgt-calc
Computes UK capital gains from broker transaction exports and produces a PDF report for self assessment.
ArtifactNo sign-up★ 269calculators
0.710score
Binary Calculator JavaScript
IDouble
Calculator for binary arithmetic and bitwise operations that works on phones and desktops.
Artifact★ 123calculators
0.699score
Bindwidth
juxhinr
Calculator for sizing on-premises LLM inference hardware and estimating total cost of ownership.
ArtifactAI★ 112calculators
0.614score
Simple JavaScript Calculator
harsh98trivedi
Basic calculator for everyday arithmetic, built with JavaScript and running in the browser.
Artifact★ 188calculators
0.610score
Bangladesh Income Tax Calculator
Syed Sirajul Islam Anik
Calculates income tax for employees in Bangladesh.
ArtifactNo sign-up★ 87calculators
0.608score
Calculator
madzadev
Browser calculator that handles decimals, negative values and percentages.
Artifact★ 145calculators
0.603score
CoolTaxTool
Pawel Wozniak
Visual UK take-home pay breakdown covering income tax, NI, pension relief and salary sacrifice.
ArtifactNo sign-up★ 62calculators
0.603score
Calc For Everything
SarthakKeshari
Collection of calculators for education, professional, scientific and health use.
Artifact★ 111calculators
0.598score
Pitly PIT-38 Calculator
Pitly
Prepares Polish PIT-38 tax figures for foreign stock trades from broker exports.
ArtifactNo sign-up★ 48calculators
0.593score
Bitcointaxer
cojapacze
Crypto gain and loss tax calculator for trade histories.
ArtifactNo sign-up★ 38calculators
0.592score
Carry Fit
AxelUser
Checks whether your bag meets carry-on luggage size rules for airlines.
Artifact★ 57calculators
0.592score
Taxe PFA
taxepfa
Estimates taxes owed by Romanian PFA sole traders (Romanian language).
ArtifactNo sign-up★ 37calculators
0.591score
UK Investment Tax Calculator
Alex Pung
Calculates UK capital gains and dividend tax on investments, including corporate actions.
ArtifactNo sign-up★ 36calculators
0.590score
Kalkulator B2B
Podatki.wtf
Polish B2B net income calculator comparing ryczalt, flat-tax and tax-scale options (Polish).
ArtifactNo sign-up★ 33calculators
0.588score
Tax Calculator Ghana
Kessir
Computes Ghana take-home pay, income tax and SSNIT contribution from gross income.
ArtifactNo sign-up★ 31calculators
0.588score
Battery Life Calculator
theapache64
Estimates how long a circuit runs on a chosen battery type from its capacity and the load.
ArtifactNo sign-upcalculators