diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index a6fb51239271..140e32ff3fb3 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -344,18 +344,11 @@ When adding new features, the documentation should be part of a new PR, which wi
 
 ### Analyzers and lint rules
 
-To know the technical details of how our analyzer works, how to create a rule and how to write tests, please check our [internal
-documentation page](https://rustdocs.rome.tools/biome_analyze/index.html)
-
-### JavaScript Parser
-
-To know the technical details of how our JavaScript works and how to write test, please check our [internal
-documentation page](https://rustdocs.rome.tools/biome_js_parser/index.html)
+To know the technical details of how our analyzer works, how to create a rule and how to write tests, please check our [contribution page](https://github.com/biomejs/biome/blob/main/crates/biome_analyze/CONTRIBUTING.md)
 
 ### Formatter
 
-To know the technical details of how our formatter works and how to write test, please check our [internal
-documentation page](https://rustdocs.rome.tools/biome_js_formatter/index.html)
+To know the technical details of how our formatter works and how to write test, please check our [contribution page](https://github.com/biomejs/biome/blob/main/crates/biome_js_formatter/CONTRIBUTING.md)
 
 ### Versioning
 
diff --git a/scripts/timetravel.sh b/scripts/timetravel.sh
deleted file mode 100755
index c8858f96ba24..000000000000
--- a/scripts/timetravel.sh
+++ /dev/null
@@ -1,84 +0,0 @@
-#! /bin/bash
-
-# Suggestions:
-
-# All Changes to a particular file
-# git log --pretty=format:"%H" --follow <FILE> | ../timetravel.sh check test.js
-
-# Last N commits
-# git log -n 10 --pretty=format:"%H" | ../timetravel.sh check test.js
-
-rm target/result.md
-
-# get current branch to restore it later
-current="$(git rev-parse --abbrev-ref HEAD)"
-
-allruns=()
-IFS=$'\n'
-set -f
-
-IDX=1
-while read i
-do
-    # change to a specific commit
-    git checkout "$i" -q
-    git log -1 --pretty=%s
-
-    # check if a compiled version of this commit already exists
-    if [ ! -f "target/$i" ]; then
-        cargo build -p biome_cli --release 2>&1 > /dev/null
-        cp target/release/biome "target/$i"
-    fi
-
-    # Print details about this commit
-    title=$(git log -1 --pretty=%s)
-    echo "# $IDX - $title" >> target/result.md
-
-    echo "## Details" >> target/result.md
-
-    git log -1 --pretty=%b >> target/result.md
-    echo "" >> target/result.md
-    git log -1 --pretty=%ai >> target/result.md
-
-    # Run this commit version and print the result
-    echo "## Result" >> target/result.md
-    echo "\`\`\`" >> target/result.md
-    eval "target/$i" check $1 &>> target/result.md
-    echo "\`\`\`" >> target/result.md
-    echo "" >> target/result.md
-    echo "" >> target/result.md
-
-    # Save how to run this version to use it
-    # later with hyperfine
-    allruns+=("target/$i check $1")
-    allruns+=("--command-name")
-    allruns+=("$IDX")
-    ((IDX++))
-done
-
-# restore original branch
-git checkout "$current" -q
-
-# Run hyperfine and generate a report
-echo "# Performance" >> target/result.md
-hyperfine ${allruns[*]} -i --shell=none --export-markdown target/hyperfine.md --export-json target/hyperfine.json
-cat target/hyperfine.md >> target/result.md
-rm target/hyperfine.md 
-echo "" >> target/result.md
-
-# Plot hyperfine result
-python3 << EOF
-#!/usr/bin/env python
-import json
-import matplotlib.pyplot as plt
-f = open("target/hyperfine.json")
-results = json.load(f)["results"]
-labels=[b["command"] for b in results]
-plt.boxplot([b["times"] for b in results])
-plt.plot(list(range(1, len(results) + 1)), [b["mean"] for b in results])
-plt.savefig("target/whisker.png")
-EOF
-
-echo "" >> target/result.md
-echo "![benchmark](whisker.png)" >> target/result.md
-echo "" >> target/result.md