Open-source tools for finance research and data workflows. Julia packages and Go CLI tools — mostly born out of academic finance work.
| Package |
Description |
| FinanceRoutines.jl |
Import CRSP, Compustat, Fama-French factors, and GSW yield curves from WRDS or the web. Estimate betas with rolling windows. |
| wrds-download |
Terminal app (TUI + CLI) to browse and download WRDS PostgreSQL data. Parquet & CSV output, Duo 2FA. Pure Go, cross-platform. Vibe coded. |
| Package |
Description |
| BazerData.jl |
tabulate, xtile, winsorize, panel_fill, tlag/tlead — Stata-flavored data manipulation for DataFrames.jl. |
| TigerFetch.jl |
Download US Census TIGER/Line shapefiles. CLI and Julia interfaces for states, counties, water areas, and more. |
| Package |
Description |
| xl-cli-tools |
View and edit Excel files from the terminal. xlcat renders xlsx/xls as markdown tables or CSV; xlset modifies cells preserving formatting. Rust, no runtime deps. Vibe coded. |
| go-xldiff |
Compare two Excel sheets and report added, removed, and modified rows. Text, JSON, and CSV output. Pure Go, cross-platform. |
| esync |
Watch local files and rsync them to a remote on every change, with a live TUI. Auto-imports .gitignore, daemon mode, SSH keepalive. Pure Go. Vibe coded. |
| NickelEval |
Julia FFI bindings for the Nickel configuration language. Evaluate Nickel, convert types, export to JSON/TOML/YAML. Vibe coded. |
| BazerUtils.jl |
Configurable logger with per-level file output, module filtering, and multiple formats (pretty, log4j, syslog). |
All Julia packages are available through the loulouJL registry:
using Pkg
Pkg.Registry.add(url="https://github.com/LouLouLibs/loulouJL")
Pkg.add("FinanceRoutines") # or any package above
