diff --git a/dist/js/shared/str.d.ts b/dist/js/shared/str.d.ts
index 9cd8aec..1c52214 100644
--- a/dist/js/shared/str.d.ts
+++ b/dist/js/shared/str.d.ts
@@ -54,3 +54,6 @@ export function renderTemplateStringWithEval(template: string, context: Object):
  *
  */
 export function createSafeFilename(name: string): string;
+export function numberPad(num: any, prec?: number, length?: number): any;
+export function numberPadArray(array: any, prec?: number, length?: number): any;
+export function numberFormat(n: any, precision?: number): any;
diff --git a/dist/js/shared/str.js b/dist/js/shared/str.js
index b4c870d..f2075a6 100644
--- a/dist/js/shared/str.js
+++ b/dist/js/shared/str.js
@@ -3,11 +3,12 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
     return (mod && mod.__esModule) ? mod : { "default": mod };
 };
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.createSafeFilename = exports.renderTemplateStringWithEval = exports.renderTemplateString = exports.findPreviousVersion = exports.convertArabicToRoman = exports.removeEmptyLinesFromString = exports.removeCommentsFromSourceCode = exports.toFixedLocale = exports.randomAlphanumeric = exports.removeNewLinesAndExtraSpaces = void 0;
+exports.numberFormat = exports.numberPadArray = exports.numberPad = exports.createSafeFilename = exports.renderTemplateStringWithEval = exports.renderTemplateString = exports.findPreviousVersion = exports.convertArabicToRoman = exports.removeEmptyLinesFromString = exports.removeCommentsFromSourceCode = exports.toFixedLocale = exports.randomAlphanumeric = exports.removeNewLinesAndExtraSpaces = void 0;
 const coerce_1 = __importDefault(require("semver/functions/coerce"));
 const lt_1 = __importDefault(require("semver/functions/lt"));
 const rcompare_1 = __importDefault(require("semver/functions/rcompare"));
 const underscore_1 = __importDefault(require("underscore"));
+const underscore_string_1 = __importDefault(require("underscore.string"));
 function removeNewLinesAndExtraSpaces(str) {
     return str.replace(/[\n\r]/g, "").replace(/  +/g, " ");
 }
@@ -146,3 +147,18 @@ function createSafeFilename(name) {
         .replace(/^_+|_+$/g, "");
 }
 exports.createSafeFilename = createSafeFilename;
+function numberPad(num, prec = 8, length = 16) {
+    return underscore_string_1.default.lpad(num.toFixed(prec), length, " ");
+}
+exports.numberPad = numberPad;
+function numberPadArray(array, prec = 4, length = 9) {
+    return array.map((x) => numberPad(x, prec, length)).join(" ");
+}
+exports.numberPadArray = numberPadArray;
+function numberFormat(n, precision = 3) {
+    if (precision === 0) {
+        return Math.ceil(n).toString();
+    }
+    return underscore_string_1.default.numberFormat(n, precision);
+}
+exports.numberFormat = numberFormat;
diff --git a/src/js/shared/str.js b/src/js/shared/str.js
index 18df796..ab8c707 100644
--- a/src/js/shared/str.js
+++ b/src/js/shared/str.js
@@ -2,6 +2,7 @@ import semverCoerce from "semver/functions/coerce";
 import semverLt from "semver/functions/lt";
 import semverRcompare from "semver/functions/rcompare";
 import _ from "underscore";
+import s from "underscore.string";
 
 export function removeNewLinesAndExtraSpaces(str) {
     return str.replace(/[\n\r]/g, "").replace(/  +/g, " ");
@@ -144,3 +145,18 @@ export function createSafeFilename(name) {
         .replace(/[^a-z0-9]+/g, "_")
         .replace(/^_+|_+$/g, "");
 }
+
+export function numberPad(num, prec = 8, length = 16) {
+    return s.lpad(num.toFixed(prec), length, " ");
+}
+
+export function numberPadArray(array, prec = 4, length = 9) {
+    return array.map((x) => numberPad(x, prec, length)).join(" ");
+}
+
+export function numberFormat(n, precision = 3) {
+    if (precision === 0) {
+        return Math.ceil(n).toString();
+    }
+    return s.numberFormat(n, precision);
+}
diff --git a/tests/js/str.tests.ts b/tests/js/str.tests.ts
index f6fff18..7330af0 100644
--- a/tests/js/str.tests.ts
+++ b/tests/js/str.tests.ts
@@ -3,6 +3,9 @@ import { expect } from "chai";
 import {
     createSafeFilename,
     findPreviousVersion,
+    numberFormat,
+    numberPad,
+    numberPadArray,
     renderTemplateString,
     renderTemplateStringWithEval,
 } from "../../src/js/shared/str";
@@ -81,3 +84,29 @@ describe("createSafeFilename", () => {
         expect(createSafeFilename("---spaces and dashes---")).to.equal("spaces_and_dashes");
     });
 });
+
+describe("numberPad", () => {
+    it("should pad number with spaces to specified length", () => {
+        expect(numberPad(3.14, 2, 10).trim()).to.equal("3.14");
+        expect(numberPad(42, 4, 12).trim()).to.equal("42.0000");
+        expect(numberPad(123.456, 2, 15).length).to.equal(15);
+    });
+});
+
+describe("numberPadArray", () => {
+    it("should pad array of numbers and join with spaces", () => {
+        const result = numberPadArray([1, 2.5, 3.14]);
+        expect(result).to.be.a("string");
+        expect(result).to.include("1.0000");
+        expect(result).to.include("2.5000");
+        expect(result).to.include("3.1400");
+    });
+});
+
+describe("numberFormat", () => {
+    it("should format numbers with specified precision", () => {
+        expect(numberFormat(1234.567, 2)).to.match(/^[\d,]+\.\d{1,2}$/);
+        expect(numberFormat(1000, 0)).to.equal("1000");
+        expect(numberFormat(3.1, 0)).to.equal("4");
+    });
+});