diff --git a/docs/globals.html b/docs/globals.html
index a896ead..51b787a 100644
--- a/docs/globals.html
+++ b/docs/globals.html
@@ -68,6 +68,8 @@ <h2>Index</h2>
 						<section class="tsd-index-section ">
 							<h3>Type aliases</h3>
 							<ul class="tsd-index-list">
+								<li class="tsd-kind-type-alias"><a href="globals.html#diff" class="tsd-kind-icon">Diff</a></li>
+								<li class="tsd-kind-type-alias"><a href="globals.html#omit" class="tsd-kind-icon">Omit</a></li>
 								<li class="tsd-kind-type-alias"><a href="globals.html#tconstructible" class="tsd-kind-icon">TConstructible</a></li>
 							</ul>
 						</section>
@@ -76,6 +78,9 @@ <h3>Functions</h3>
 							<ul class="tsd-index-list">
 								<li class="tsd-kind-function"><a href="globals.html#noop" class="tsd-kind-icon">NOOP</a></li>
 								<li class="tsd-kind-function tsd-has-type-parameter"><a href="globals.html#makearray" class="tsd-kind-icon">make<wbr>Array</a></li>
+								<li class="tsd-kind-function tsd-has-type-parameter"><a href="globals.html#omit" class="tsd-kind-icon">omit</a></li>
+								<li class="tsd-kind-function tsd-has-type-parameter"><a href="globals.html#pick" class="tsd-kind-icon">pick</a></li>
+								<li class="tsd-kind-function tsd-has-type-parameter"><a href="globals.html#pluck" class="tsd-kind-icon">pluck</a></li>
 								<li class="tsd-kind-function"><a href="globals.html#wait" class="tsd-kind-icon">wait</a></li>
 							</ul>
 						</section>
@@ -84,13 +89,38 @@ <h3>Functions</h3>
 			</section>
 			<section class="tsd-panel-group tsd-member-group ">
 				<h2>Type aliases</h2>
+				<section class="tsd-panel tsd-member tsd-kind-type-alias">
+					<a name="diff" class="tsd-anchor"></a>
+					<h3>Diff</h3>
+					<div class="tsd-signature tsd-kind-icon">Diff<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">({ [P in T]: P; } &amp; { [P in U]: never; } &amp; { [x: string]: never; })[T]</span></div>
+					<aside class="tsd-sources">
+						<ul>
+							<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/024652f/src/utils/omit.ts#L3">src/utils/omit.ts:3</a></li>
+						</ul>
+					</aside>
+				</section>
+				<section class="tsd-panel tsd-member tsd-kind-type-alias">
+					<a name="omit" class="tsd-anchor"></a>
+					<h3>Omit</h3>
+					<div class="tsd-signature tsd-kind-icon">Omit<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">object</span></div>
+					<aside class="tsd-sources">
+						<ul>
+							<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/024652f/src/utils/omit.ts#L4">src/utils/omit.ts:4</a></li>
+						</ul>
+					</aside>
+					<div class="tsd-type-declaration">
+						<h4>Type declaration</h4>
+						<ul class="tsd-parameters">
+						</ul>
+					</div>
+				</section>
 				<section class="tsd-panel tsd-member tsd-kind-type-alias">
 					<a name="tconstructible" class="tsd-anchor"></a>
 					<h3>TConstructible</h3>
 					<div class="tsd-signature tsd-kind-icon">TConstructible<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">object</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/09af984/src/types/constructible.ts#L1">src/types/constructible.ts:1</a></li>
+							<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/024652f/src/types/constructible.ts#L1">src/types/constructible.ts:1</a></li>
 						</ul>
 					</aside>
 					<div class="tsd-type-declaration">
@@ -112,7 +142,7 @@ <h3>NOOP</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/09af984/src/constants/noop.ts#L1">src/constants/noop.ts:1</a></li>
+									<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/024652f/src/constants/noop.ts#L1">src/constants/noop.ts:1</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4>
@@ -129,7 +159,7 @@ <h3>make<wbr>Array</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/09af984/src/utils/make-array.ts#L3">src/utils/make-array.ts:3</a></li>
+									<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/024652f/src/utils/make-array.ts#L3">src/utils/make-array.ts:3</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-type-parameters-title">Type parameters</h4>
@@ -148,6 +178,111 @@ <h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">T</span><
 						</li>
 					</ul>
 				</section>
+				<section class="tsd-panel tsd-member tsd-kind-function tsd-has-type-parameter">
+					<a name="omit" class="tsd-anchor"></a>
+					<h3>omit</h3>
+					<ul class="tsd-signatures tsd-kind-function tsd-has-type-parameter">
+						<li class="tsd-signature tsd-kind-icon">omit&lt;T, K&gt;<span class="tsd-signature-symbol">(</span>obj<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">T</span>, keys<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">K</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">K</span><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="globals.html#omit" class="tsd-signature-type">Omit</a><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">T</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">K</span><span class="tsd-signature-symbol">&gt;</span></li>
+					</ul>
+					<ul class="tsd-descriptions">
+						<li class="tsd-description">
+							<aside class="tsd-sources">
+								<ul>
+									<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/024652f/src/utils/omit.ts#L6">src/utils/omit.ts:6</a></li>
+								</ul>
+							</aside>
+							<h4 class="tsd-type-parameters-title">Type parameters</h4>
+							<ul class="tsd-type-parameters">
+								<li>
+									<h4>T</h4>
+								</li>
+								<li>
+									<h4>K<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">keyof T</span></h4>
+								</li>
+							</ul>
+							<h4 class="tsd-parameters-title">Parameters</h4>
+							<ul class="tsd-parameters">
+								<li>
+									<h5>obj: <span class="tsd-signature-type">T</span></h5>
+								</li>
+								<li>
+									<h5>keys: <span class="tsd-signature-type">K</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">K</span><span class="tsd-signature-symbol">[]</span></h5>
+								</li>
+							</ul>
+							<h4 class="tsd-returns-title">Returns <a href="globals.html#omit" class="tsd-signature-type">Omit</a><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">T</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">K</span><span class="tsd-signature-symbol">&gt;</span></h4>
+						</li>
+					</ul>
+				</section>
+				<section class="tsd-panel tsd-member tsd-kind-function tsd-has-type-parameter">
+					<a name="pick" class="tsd-anchor"></a>
+					<h3>pick</h3>
+					<ul class="tsd-signatures tsd-kind-function tsd-has-type-parameter">
+						<li class="tsd-signature tsd-kind-icon">pick&lt;T, K&gt;<span class="tsd-signature-symbol">(</span>obj<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">T</span>, keys<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">K</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">K</span><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Pick</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">T</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">K</span><span class="tsd-signature-symbol">&gt;</span></li>
+					</ul>
+					<ul class="tsd-descriptions">
+						<li class="tsd-description">
+							<aside class="tsd-sources">
+								<ul>
+									<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/024652f/src/utils/pick.ts#L3">src/utils/pick.ts:3</a></li>
+								</ul>
+							</aside>
+							<h4 class="tsd-type-parameters-title">Type parameters</h4>
+							<ul class="tsd-type-parameters">
+								<li>
+									<h4>T</h4>
+								</li>
+								<li>
+									<h4>K<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">keyof T</span></h4>
+								</li>
+							</ul>
+							<h4 class="tsd-parameters-title">Parameters</h4>
+							<ul class="tsd-parameters">
+								<li>
+									<h5>obj: <span class="tsd-signature-type">T</span></h5>
+								</li>
+								<li>
+									<h5>keys: <span class="tsd-signature-type">K</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">K</span><span class="tsd-signature-symbol">[]</span></h5>
+								</li>
+							</ul>
+							<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Pick</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">T</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">K</span><span class="tsd-signature-symbol">&gt;</span></h4>
+						</li>
+					</ul>
+				</section>
+				<section class="tsd-panel tsd-member tsd-kind-function tsd-has-type-parameter">
+					<a name="pluck" class="tsd-anchor"></a>
+					<h3>pluck</h3>
+					<ul class="tsd-signatures tsd-kind-function tsd-has-type-parameter">
+						<li class="tsd-signature tsd-kind-icon">pluck&lt;T, K&gt;<span class="tsd-signature-symbol">(</span>objs<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">T</span><span class="tsd-signature-symbol">[]</span>, key<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">K</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">T[K]</span><span class="tsd-signature-symbol">[]</span></li>
+					</ul>
+					<ul class="tsd-descriptions">
+						<li class="tsd-description">
+							<aside class="tsd-sources">
+								<ul>
+									<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/024652f/src/utils/pluck.ts#L3">src/utils/pluck.ts:3</a></li>
+								</ul>
+							</aside>
+							<h4 class="tsd-type-parameters-title">Type parameters</h4>
+							<ul class="tsd-type-parameters">
+								<li>
+									<h4>T</h4>
+								</li>
+								<li>
+									<h4>K<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">keyof T</span></h4>
+								</li>
+							</ul>
+							<h4 class="tsd-parameters-title">Parameters</h4>
+							<ul class="tsd-parameters">
+								<li>
+									<h5>objs: <span class="tsd-signature-type">T</span><span class="tsd-signature-symbol">[]</span></h5>
+								</li>
+								<li>
+									<h5>key: <span class="tsd-signature-type">K</span></h5>
+								</li>
+							</ul>
+							<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">T[K]</span><span class="tsd-signature-symbol">[]</span></h4>
+						</li>
+					</ul>
+				</section>
 				<section class="tsd-panel tsd-member tsd-kind-function">
 					<a name="wait" class="tsd-anchor"></a>
 					<h3>wait</h3>
@@ -158,7 +293,7 @@ <h3>wait</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/09af984/src/utils/wait.ts#L1">src/utils/wait.ts:1</a></li>
+									<li>Defined in <a href="https://github.com/bluebirds-blue-jay/utils/blob/024652f/src/utils/wait.ts#L1">src/utils/wait.ts:1</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>
@@ -183,6 +318,12 @@ <h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</
 			</nav>
 			<nav class="tsd-navigation secondary menu-sticky">
 				<ul class="before-current">
+					<li class=" tsd-kind-type-alias">
+						<a href="globals.html#diff" class="tsd-kind-icon">Diff</a>
+					</li>
+					<li class=" tsd-kind-type-alias">
+						<a href="globals.html#omit" class="tsd-kind-icon">Omit</a>
+					</li>
 					<li class=" tsd-kind-type-alias">
 						<a href="globals.html#tconstructible" class="tsd-kind-icon">TConstructible</a>
 					</li>
@@ -192,6 +333,15 @@ <h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</
 					<li class=" tsd-kind-function tsd-has-type-parameter">
 						<a href="globals.html#makearray" class="tsd-kind-icon">make<wbr>Array</a>
 					</li>
+					<li class=" tsd-kind-function tsd-has-type-parameter">
+						<a href="globals.html#omit" class="tsd-kind-icon">omit</a>
+					</li>
+					<li class=" tsd-kind-function tsd-has-type-parameter">
+						<a href="globals.html#pick" class="tsd-kind-icon">pick</a>
+					</li>
+					<li class=" tsd-kind-function tsd-has-type-parameter">
+						<a href="globals.html#pluck" class="tsd-kind-icon">pluck</a>
+					</li>
 					<li class=" tsd-kind-function">
 						<a href="globals.html#wait" class="tsd-kind-icon">wait</a>
 					</li>
diff --git a/docs/index.html b/docs/index.html
index 690899e..be1360c 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -100,6 +100,12 @@ <h2 id="documentation">Documentation</h2>
 			</nav>
 			<nav class="tsd-navigation secondary menu-sticky">
 				<ul class="before-current">
+					<li class=" tsd-kind-type-alias">
+						<a href="globals.html#diff" class="tsd-kind-icon">Diff</a>
+					</li>
+					<li class=" tsd-kind-type-alias">
+						<a href="globals.html#omit" class="tsd-kind-icon">Omit</a>
+					</li>
 					<li class=" tsd-kind-type-alias">
 						<a href="globals.html#tconstructible" class="tsd-kind-icon">TConstructible</a>
 					</li>
@@ -109,6 +115,15 @@ <h2 id="documentation">Documentation</h2>
 					<li class=" tsd-kind-function tsd-has-type-parameter">
 						<a href="globals.html#makearray" class="tsd-kind-icon">make<wbr>Array</a>
 					</li>
+					<li class=" tsd-kind-function tsd-has-type-parameter">
+						<a href="globals.html#omit" class="tsd-kind-icon">omit</a>
+					</li>
+					<li class=" tsd-kind-function tsd-has-type-parameter">
+						<a href="globals.html#pick" class="tsd-kind-icon">pick</a>
+					</li>
+					<li class=" tsd-kind-function tsd-has-type-parameter">
+						<a href="globals.html#pluck" class="tsd-kind-icon">pluck</a>
+					</li>
 					<li class=" tsd-kind-function">
 						<a href="globals.html#wait" class="tsd-kind-icon">wait</a>
 					</li>