jnumbers is an open-source Java library having a single goal: Faster number parsing and Faster number formatting than Java standard classes:
Note: accuracy of Double/Float parsing is not as good as JDK (1/2 ulp) but is correct (and enough for all-purposes) ~ 2 ulps (ie 5e-16 relative error)
Latest release: https://github.com/bourgesl/jnumbers/releases/latest
jnumbers is provided under the Simplified BSD license.
See LICENSE
Documentation on how to use the library is available in the [wiki] https://github.com/bourgesl/jnumbers/wiki