MikeMcl/decimal.js

An arbitrary-precision Decimal type for JavaScript

Stars: 7.3k
Forks: 498
Open beginner issues: 0
Indexed issues: 16
Avg merge: 17h 52m
Merged PRs (30d): 1

Dominant language: JavaScript
License: MIT
Last GitHub push: Aug 30, 2026
Latest indexed: Sep 20, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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16 open issues indexed

`test/modules/powSqrt.js` has never run — `ReferenceError: total is not defined` Open

Difficulty 2/5 1-3 hours Newbie friendliness 76/100

MikeMcl/decimal.js#262 · 1 comment · Opened Aug 3, 2026
Add Decimal.prototype.closeTo(value, delta) for approximate equality checks Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

MikeMcl/decimal.js#257 · 1 comment · Opened Apr 6, 2026
Add `toBigInt` Open

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

MikeMcl/decimal.js#256 · Opened Apr 6, 2026
Restore toFormat Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

MikeMcl/decimal.js#251 · 3 comments · Opened Aug 11, 2025
More performant constructor Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MikeMcl/decimal.js#245 · Opened Feb 15, 2025
Decimal shift operation? Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MikeMcl/decimal.js#243 · 1 comment · Opened Jan 28, 2025
Decimal.sum with large arrays exceeds the maximum call stack size Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

MikeMcl/decimal.js#230 · 4 comments · 3 reactions · Opened Nov 16, 2023
Add structuredClone support Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MikeMcl/decimal.js#224 · 3 comments · 12 reactions · Opened Jul 12, 2023
Decimal.sum to support no arguments Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

MikeMcl/decimal.js#207 · 10 comments · 8 reactions · Opened Sep 2, 2022
Degrees for trigonometric functions? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MikeMcl/decimal.js#193 · 2 comments · 1 reaction · Opened Jan 18, 2022
WebAssembly implementation Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

MikeMcl/decimal.js#179 · 1 comment · Opened May 28, 2021
Half Odd Rounding mod Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

MikeMcl/decimal.js#175 · 2 comments · Opened Apr 16, 2021
Tree Shaking Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MikeMcl/decimal.js#162 · 16 comments · 4 reactions · Opened Oct 23, 2020
add a static ZERO costant Open

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

MikeMcl/decimal.js#159 · 3 comments · 3 reactions · Opened Sep 3, 2020
Support for nth root Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MikeMcl/decimal.js#156 · 3 comments · Opened Aug 27, 2020
Exception-safety of methods that temporarily mutate settings Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MikeMcl/decimal.js#97 · 1 comment · Opened Apr 27, 2018

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