# GS-Calc 17.5 has been released

**URL:** <https://community.citadel5.com/t/gs-calc-17-5-has-been-released/155>\
**Category:** GS-Calc Updates\
**Created:** [October 3, 2021, 1:00pm UTC](https://community.citadel5.com/t/gs-calc-17-5-has-been-released/155 "2021-10-03T13:00:56Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![citadel\_5](https://community.citadel5.com/letter_avatar_proxy/v4/letter/c/b2d939/32.png) [@citadel\_5](https://community.citadel5.com/u/citadel_5)\
**Post date:** [October 3, 2021, 1:00pm UTC](https://community.citadel5.com/t/gs-calc-17-5-has-been-released/155/1 "2021-10-03T13:00:56Z")

</div>

Changes in this version:

- Custom lists to insert data series. List items can be embedded in cell strings.
- **Manage Series** dialog box  
[https://citadel5.com/help/gscalc/custom-lists.png](https://citadel5.com/help/gscalc/custom-lists.png)
- **Fill** toolbar button  
[https://citadel5.com/help/gscalc/fill-button.png](https://citadel5.com/help/gscalc/fill-button.png)
- Series examples  
[https://citadel5.com/help/gscalc/filling-countries.png](https://citadel5.com/help/gscalc/filling-countries.png)  
[https://citadel5.com/help/gscalc/filling-months.png](https://citadel5.com/help/gscalc/filling-months.png)  
[https://citadel5.com/help/gscalc/filling-numbers.png](https://citadel5.com/help/gscalc/filling-numbers.png)
- Built-in series with day/month names.
- Formula based series. This enables you to define any type of data series including those referring to resources elsewhere in your workbooks. Used formulas are saved as a “recently used” list and references are updated automatically when applied to another worksheet location.
- **Formula Based Series** dialog box  
[https://citadel5.com/help/gscalc/fbase-series.png](https://citadel5.com/help/gscalc/fbase-series.png)
- Random series generated directly via a dialog box. (The previous used functionality based on the formula is still an option.) Generating series of strings randomly selected from a given custom list.
- **Insert Random Series** dialog box  
[https://citadel5.com/help/gscalc/random-series.png](https://citadel5.com/help/gscalc/random-series.png)

**GS-Calc 17.5.2 update**

- A bug fix - trying to save an empty custom list causes a crash.