bignumber.js
Arbitrary-precision arithmetic library for handling large numbers and decimal calculations.
Utilities npm MIT
Used in agent projects
101
0.8% of 12,697 public repos built with AI coding agents
Rank in utilities
#24 of 109
by use in those projects
Downloads
64.1M
npm, last 7 days, bignumber.js
GitHub stars
7,010
last push Aug 31, 2026
How bignumber.js is used
bignumber.js is a dependency in 101 of the 12,697 public GitHub projects set up for AI coding agents that we scanned (0.8%), #24 of 109 in utilities. The most used alternative there is clsx. Projects that use it most often also use Solana Web3.js (64.4%), Axios (46.5%), Solana SPL Token (38.6%).
Often used with bignumber.js
| Solana Web3.js | 64.4% of bignumber.js projects · 3.9× more than average |
|---|---|
| Axios | 46.5% of bignumber.js projects · 4.7× more than average |
| Solana SPL Token | 38.6% of bignumber.js projects · 5.3× more than average |
| viem | 41.6% of bignumber.js projects · 3.4× more than average |
| dotenv | 45.5% of bignumber.js projects · 2.9× more than average |
| Prettier | 44.6% of bignumber.js projects · 2.6× more than average |
| ethers.js | 26.7% of bignumber.js projects · 5.9× more than average |
| TypeScript | 73.3% of bignumber.js projects |
By coding agent
| Claude Code | 0.3% of projects set up for it |
|---|---|
| Cursor | 0.3% of projects set up for it |
Share of public repos configured for each agent that list bignumber.js as a dependency.
Install
| Package | npm install bignumber.js |
|---|---|
| Main stacks | TypeScript / JavaScript (57), Next.js (35), Rust (4), Python (3) |
| Example projects | blockscout/frontend, nirholas/three.ws, BoltzExchange/boltz-web-app, dydxprotocol/v4-web, renproject/bridge-v2 |
Alternatives to bignumber.js
| Tool | Used in agent projects | Downloads / wk | GitHub stars | License |
|---|---|---|---|---|
| clsx npm Tiny utility for conditionally constructing className strings. |
2,251 (17.7%) | 126M | 9,847 | MIT |
| date-fns npm Modern JavaScript date utility library with comprehensive formatting functions. |
1,079 (8.5%) | 97.6M | 36.6K | MIT |
| uuid npm Generate RFC9562 compliant UUIDs for unique identifiers in applications. |
454 (3.6%) | 296M | 15.3K | MIT |
| PyYAML pypi YAML parser and emitter for reading and writing YAML configuration files. |
385 (3.0%) | 239M | 2,954 | MIT |
| Lodash npm Modular utility library with methods for common programming tasks and data manipulation. |
269 (2.1%) | 162M | 61.4K | MIT |
| bn.js npm Big number library for handling arbitrary-precision integers in JavaScript. |
217 (1.7%) | 62.1M | 1,230 | MIT |
| python-dateutil pypi Extensions to Python's datetime module for advanced date and time manipulation. |
165 (1.3%) | 233M | 2,638 | Dual License |
| yaml npm JavaScript YAML parser and stringifier with full spec compliance. |
164 (1.3%) | 179M | 1,693 | ISC |