diff --git a/README.md b/README.md
index 7bffc506..575996f5 100644
--- a/README.md
+++ b/README.md
@@ -309,14 +309,14 @@ If you're a **FreeBSD** user, then you can install ripgrep from the
 ```
 
 If you're an **OpenBSD** user, then you can install ripgrep from the
-[official ports](http://openports.se/textproc/ripgrep):
+[official ports](https://openports.se/textproc/ripgrep):
 
 ```
 $ doas pkg_add ripgrep
 ```
 
 If you're a **NetBSD** user, then you can install ripgrep from
-[pkgsrc](http://pkgsrc.se/textproc/ripgrep):
+[pkgsrc](https://pkgsrc.se/textproc/ripgrep):
 
 ```
 # pkgin install ripgrep
diff --git a/crates/cli/README.md b/crates/cli/README.md
index e78317c6..97741b8b 100644
--- a/crates/cli/README.md
+++ b/crates/cli/README.md
@@ -9,7 +9,7 @@ this crate strives for compatibility across Windows, macOS and Linux.
 [![Windows build status](https://ci.appveyor.com/api/projects/status/github/BurntSushi/ripgrep?svg=true)](https://ci.appveyor.com/project/BurntSushi/ripgrep)
 [![](https://img.shields.io/crates/v/grep-cli.svg)](https://crates.io/crates/grep-cli)
 
-Dual-licensed under MIT or the [UNLICENSE](http://unlicense.org).
+Dual-licensed under MIT or the [UNLICENSE](https://unlicense.org/).
 
 
 ### Documentation
diff --git a/crates/globset/README.md b/crates/globset/README.md
index d8618882..e26a0974 100644
--- a/crates/globset/README.md
+++ b/crates/globset/README.md
@@ -8,7 +8,7 @@ simultaneously, and returning all of the globs that matched.
 [![Windows build status](https://ci.appveyor.com/api/projects/status/github/BurntSushi/ripgrep?svg=true)](https://ci.appveyor.com/project/BurntSushi/ripgrep)
 [![](https://img.shields.io/crates/v/globset.svg)](https://crates.io/crates/globset)
 
-Dual-licensed under MIT or the [UNLICENSE](http://unlicense.org).
+Dual-licensed under MIT or the [UNLICENSE](https://unlicense.org/).
 
 ### Documentation
 
diff --git a/crates/grep/Cargo.toml b/crates/grep/Cargo.toml
index be33d7f6..bcc29da1 100644
--- a/crates/grep/Cargo.toml
+++ b/crates/grep/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Andrew Gallant <jamslam@gmail.com>"]
 description = """
 Fast line oriented regex searching as a library.
 """
-documentation = "http://burntsushi.net/rustdoc/grep/"
+documentation = "https://docs.rs/grep"
 homepage = "https://github.com/BurntSushi/ripgrep/tree/master/crates/grep"
 repository = "https://github.com/BurntSushi/ripgrep/tree/master/crates/grep"
 readme = "README.md"
diff --git a/crates/grep/README.md b/crates/grep/README.md
index c376d8af..93d8da07 100644
--- a/crates/grep/README.md
+++ b/crates/grep/README.md
@@ -6,7 +6,7 @@ ripgrep, as a library.
 [![Windows build status](https://ci.appveyor.com/api/projects/status/github/BurntSushi/ripgrep?svg=true)](https://ci.appveyor.com/project/BurntSushi/ripgrep)
 [![](https://img.shields.io/crates/v/grep.svg)](https://crates.io/crates/grep)
 
-Dual-licensed under MIT or the [UNLICENSE](http://unlicense.org).
+Dual-licensed under MIT or the [UNLICENSE](https://unlicense.org/).
 
 
 ### Documentation
diff --git a/crates/ignore/README.md b/crates/ignore/README.md
index b0e659a9..94b2564c 100644
--- a/crates/ignore/README.md
+++ b/crates/ignore/README.md
@@ -8,7 +8,7 @@ also provides lower level direct access to gitignore and file type matchers.
 [![Windows build status](https://ci.appveyor.com/api/projects/status/github/BurntSushi/ripgrep?svg=true)](https://ci.appveyor.com/project/BurntSushi/ripgrep)
 [![](https://img.shields.io/crates/v/ignore.svg)](https://crates.io/crates/ignore)
 
-Dual-licensed under MIT or the [UNLICENSE](http://unlicense.org).
+Dual-licensed under MIT or the [UNLICENSE](https://unlicense.org/).
 
 ### Documentation
 
diff --git a/crates/matcher/README.md b/crates/matcher/README.md
index f83ceade..dd75ae09 100644
--- a/crates/matcher/README.md
+++ b/crates/matcher/README.md
@@ -8,7 +8,7 @@ engine it uses pluggable.
 [![Windows build status](https://ci.appveyor.com/api/projects/status/github/BurntSushi/ripgrep?svg=true)](https://ci.appveyor.com/project/BurntSushi/ripgrep)
 [![](https://img.shields.io/crates/v/grep-matcher.svg)](https://crates.io/crates/grep-matcher)
 
-Dual-licensed under MIT or the [UNLICENSE](http://unlicense.org).
+Dual-licensed under MIT or the [UNLICENSE](https://unlicense.org/).
 
 ### Documentation
 
diff --git a/crates/pcre2/README.md b/crates/pcre2/README.md
index 7b904256..9efa35fc 100644
--- a/crates/pcre2/README.md
+++ b/crates/pcre2/README.md
@@ -8,7 +8,7 @@ the `grep-matcher` crate. This implementation permits PCRE2 to be used in the
 [![Windows build status](https://ci.appveyor.com/api/projects/status/github/BurntSushi/ripgrep?svg=true)](https://ci.appveyor.com/project/BurntSushi/ripgrep)
 [![](https://img.shields.io/crates/v/grep-pcre2.svg)](https://crates.io/crates/grep-pcre2)
 
-Dual-licensed under MIT or the [UNLICENSE](http://unlicense.org).
+Dual-licensed under MIT or the [UNLICENSE](https://unlicense.org/).
 
 ### Documentation
 
diff --git a/crates/printer/README.md b/crates/printer/README.md
index 8ccdf951..93505312 100644
--- a/crates/printer/README.md
+++ b/crates/printer/README.md
@@ -7,7 +7,7 @@ JSON Lines format.
 [![Windows build status](https://ci.appveyor.com/api/projects/status/github/BurntSushi/ripgrep?svg=true)](https://ci.appveyor.com/project/BurntSushi/ripgrep)
 [![](https://img.shields.io/crates/v/grep-printer.svg)](https://crates.io/crates/grep-printer)
 
-Dual-licensed under MIT or the [UNLICENSE](http://unlicense.org).
+Dual-licensed under MIT or the [UNLICENSE](https://unlicense.org/).
 
 ### Documentation
 
diff --git a/crates/printer/src/json.rs b/crates/printer/src/json.rs
index 1b3bc4f1..5fcfe93e 100644
--- a/crates/printer/src/json.rs
+++ b/crates/printer/src/json.rs
@@ -112,7 +112,7 @@ impl JSONBuilder {
 ///
 /// ## Overview
 ///
-/// The format of this printer is the [JSON Lines](http://jsonlines.org/)
+/// The format of this printer is the [JSON Lines](https://jsonlines.org/)
 /// format. Specifically, this printer emits a sequence of messages, where
 /// each message is encoded as a single JSON value on a single line. There are
 /// four different types of messages (and this number may expand over time):
diff --git a/crates/printer/src/lib.rs b/crates/printer/src/lib.rs
index 7309dc8b..fa321dcd 100644
--- a/crates/printer/src/lib.rs
+++ b/crates/printer/src/lib.rs
@@ -13,7 +13,7 @@ statistics.
 
 The [`JSON`](struct.JSON.html) printer shows results in a machine readable
 format. To facilitate a stream of search results, the format uses
-[JSON Lines](http://jsonlines.org/)
+[JSON Lines](https://jsonlines.org/)
 by emitting a series of messages as search results are found.
 
 The [`Summary`](struct.Summary.html) printer shows *aggregate* results for a
diff --git a/crates/regex/README.md b/crates/regex/README.md
index 7940c867..ebeecd85 100644
--- a/crates/regex/README.md
+++ b/crates/regex/README.md
@@ -8,7 +8,7 @@ be used in the `grep` crate for fast line oriented searching.
 [![Windows build status](https://ci.appveyor.com/api/projects/status/github/BurntSushi/ripgrep?svg=true)](https://ci.appveyor.com/project/BurntSushi/ripgrep)
 [![](https://img.shields.io/crates/v/grep-regex.svg)](https://crates.io/crates/grep-regex)
 
-Dual-licensed under MIT or the [UNLICENSE](http://unlicense.org).
+Dual-licensed under MIT or the [UNLICENSE](https://unlicense.org/).
 
 ### Documentation
 
diff --git a/crates/searcher/README.md b/crates/searcher/README.md
index 2cc403cb..7a50dc9a 100644
--- a/crates/searcher/README.md
+++ b/crates/searcher/README.md
@@ -9,7 +9,7 @@ to use memory maps.
 [![Windows build status](https://ci.appveyor.com/api/projects/status/github/BurntSushi/ripgrep?svg=true)](https://ci.appveyor.com/project/BurntSushi/ripgrep)
 [![](https://img.shields.io/crates/v/grep-searcher.svg)](https://crates.io/crates/grep-searcher)
 
-Dual-licensed under MIT or the [UNLICENSE](http://unlicense.org).
+Dual-licensed under MIT or the [UNLICENSE](https://unlicense.org/).
 
 ### Documentation