Currency
1940 - present, daily country currency timelines per USD with canonical start-of-period timestamps.
Server-rendered pack metadata
Currency
1940 - present, daily country currency timelines per USD with canonical start-of-period timestamps.
Source agencies
- Bank for International Settlements - BIS terms of use (non-commercial research) (Daily exchange rates against USD. Highest priority source. Covers the bulk of the post-1990 daily range.)
- International Monetary Fund - IMF terms and conditions (Monthly IFS exchange rates normalized by Code for IATI. Fills pre-BIS historical range back to 1940.)
- International Monetary Fund - IMF terms and conditions (Annual IFS exchange rates. Fills sparse historical coverage where monthly is unavailable.)
- AnotherKamila (community project) - See repository (Daily rates for currencies not covered by BIS, ECB, or IMF sources.)
- European Central Bank (via Frankfurter) - ECB terms of use (ECB daily reference rates in USD base via the Frankfurter open-source API.)
- Bank for International Settlements - BIS terms of use (non-commercial research) (Primary upstream. Daily data is monthly-aggregated (mean) to produce this dataset.)
- International Monetary Fund - IMF terms and conditions (Monthly IFS exchange rates. Fills pre-BIS historical range.)
- International Monetary Fund - IMF terms and conditions (Annual IFS exchange rates. Fills sparse historical coverage.)
- AnotherKamila (community project) - See repository (Daily rates for currencies not covered by BIS, ECB, or IMF.)
- European Central Bank (via Frankfurter) - ECB terms of use (ECB daily reference rates in USD base via Frankfurter. Data monthly-aggregated to produce this dataset.)
- Bank for International Settlements - BIS terms of use (non-commercial research) (Primary upstream. Daily data is weekly-aggregated (mean) to produce this dataset.)
- European Central Bank (via Frankfurter) - ECB terms of use (ECB daily reference rates in USD base via Frankfurter. Data weekly-aggregated to produce this dataset.)
Data sets
| Data set | Source | License | Time | Levels |
|---|---|---|---|---|
| Unified Historical FX (USD normalized, daily) fx_usd_historical | Bank for International Settlements | Mixed public-source terms (BIS, IMF, ECB, AnotherKamila) - see reference.json upstream_sources | 1940 - 2026 | 0 |
| Daily country-mapped FX dataset normalized to local currency units per USD. This is the canonical full-resolution currency execution lane. | ||||
| Unified Historical FX (USD normalized, monthly) fx_usd_historical_monthly | Bank for International Settlements | Mixed public-source terms (see daily FX source for source breakdown) | 1940 - 2026 | 0 |
| Monthly mean FX dataset normalized to local currency units per USD, derived from the published daily country-mapped lane. | ||||
| Unified Historical FX (USD normalized, weekly) fx_usd_historical_weekly | Bank for International Settlements | Mixed public-source terms (see daily FX source for source breakdown) | 1940 - 2026 | 0 |
| Weekly mean FX dataset normalized to local currency units per USD, derived from the published daily country-mapped lane. | ||||