diff --git a/.gitmodules b/.gitmodules
index 2d66976..3efc8cb 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -107,3 +107,21 @@
 [submodule "2021/Lox"]
 	path = 2021/Lox
 	url = https://github.com/Silox/2021-advent-of-code
+[submodule "2021/beardhatcode"]
+	path = 2021/beardhatcode
+	url = https://github.com/beardhatcode/aoc-2021/
+[submodule "2021/redfast00"]
+	path = 2021/redfast00
+	url = https://github.com/redfast00/aoc2021
+[submodule "2021/JasperJanin"]
+	path = 2021/JasperJanin
+	url = https://github.com/JasperJanin/advent-of-code-2021
+[submodule "2021/jaspervdj"]
+	path = 2021/jaspervdj
+	url = https://github.com/jaspervdj/advent-of-code
+[submodule "2021/niknetniko"]
+	path = 2021/niknetniko
+	url = https://github.com/niknetniko/AdventOfCode.git
+[submodule "2021/francis"]
+	path = 2021/francis
+	url = https://github.com/fbegyn/aoc2021
diff --git a/2021/.gitignore b/2021/.gitignore
new file mode 100644
index 0000000..77863b1
--- /dev/null
+++ b/2021/.gitignore
@@ -0,0 +1 @@
+inputs
\ No newline at end of file
diff --git a/2021/Bond-009 b/2021/Bond-009
index f667f6c..6753790 160000
--- a/2021/Bond-009
+++ b/2021/Bond-009
@@ -1 +1 @@
-Subproject commit f667f6c47f7b7e74933a76afa1c00d87c3e02d46
+Subproject commit 6753790fc9e2715163bb2acd54c696d5e8a8a8ad
diff --git a/2021/Flynn b/2021/Flynn
index 7a9fc6e..05e833b 160000
--- a/2021/Flynn
+++ b/2021/Flynn
@@ -1 +1 @@
-Subproject commit 7a9fc6e4a9929e9ee35ea6ec3d324415a5f6d53c
+Subproject commit 05e833b0759053aa220a756e198001de4451f0eb
diff --git a/2021/Francis. b/2021/Francis.
index 0e17b05..21422ae 160000
--- a/2021/Francis.
+++ b/2021/Francis.
@@ -1 +1 @@
-Subproject commit 0e17b0502e513ee83ab5f3e812faf1304fced65a
+Subproject commit 21422aea46a1e31d5b9795d6f0f02f688e3f6207
diff --git a/2021/JasperJanin b/2021/JasperJanin
new file mode 160000
index 0000000..6ee5b21
--- /dev/null
+++ b/2021/JasperJanin
@@ -0,0 +1 @@
+Subproject commit 6ee5b21925b208fe37c983ff841bd0d237ea1f23
diff --git a/2021/Lox b/2021/Lox
index 224233e..f34bb1e 160000
--- a/2021/Lox
+++ b/2021/Lox
@@ -1 +1 @@
-Subproject commit 224233eb1b8f30a10ea069f6ef447b1ea7efa6e4
+Subproject commit f34bb1e5f10708bb79b48c33b6f1bf2d6780038d
diff --git a/2021/SWAMP b/2021/SWAMP
index 8c26d06..fc3b152 160000
--- a/2021/SWAMP
+++ b/2021/SWAMP
@@ -1 +1 @@
-Subproject commit 8c26d0631c923a66acc1d942b981db9ced380b7b
+Subproject commit fc3b15284f0ccb96d033cec31de378ca033eca52
diff --git a/2021/Timpy b/2021/Timpy
index d369b74..31b747f 160000
--- a/2021/Timpy
+++ b/2021/Timpy
@@ -1 +1 @@
-Subproject commit d369b74738ac84d6742cd1b49854fd57d1ba01b2
+Subproject commit 31b747f5ec00dac298d4077b46075debba01d145
diff --git a/2021/beardhatcode b/2021/beardhatcode
new file mode 160000
index 0000000..1c4df46
--- /dev/null
+++ b/2021/beardhatcode
@@ -0,0 +1 @@
+Subproject commit 1c4df46709ac43c70ead90f8ce84d3dfbeb614c4
diff --git a/2021/benchmark b/2021/benchmark
index 2064a02..0136111 100755
--- a/2021/benchmark
+++ b/2021/benchmark
@@ -1,7 +1,7 @@
 #!/bin/sh
 day="$(printf '%02d' "$1")"
 part="$2"
-inputfile="../inputs/$day.txt"
+inputfile="$PWD/../inputs/$day.txt"
 
 [ -x "prepare" ] || exit 0
 
diff --git a/2021/chvp b/2021/chvp
index ad3ab23..0ae5f60 160000
--- a/2021/chvp
+++ b/2021/chvp
@@ -1 +1 @@
-Subproject commit ad3ab2316d67a7b1c6e818a4760a90a6d87379e2
+Subproject commit 0ae5f6070ecb3b5918fe1601e54478d24a4aad76
diff --git a/2021/francis b/2021/francis
new file mode 160000
index 0000000..6a76cd3
--- /dev/null
+++ b/2021/francis
@@ -0,0 +1 @@
+Subproject commit 6a76cd3e09c5470601201fe9dccb280e84a4b505
diff --git a/2021/iasoon b/2021/iasoon
index 83bb06a..e7e3500 160000
--- a/2021/iasoon
+++ b/2021/iasoon
@@ -1 +1 @@
-Subproject commit 83bb06a139e199ce34b3f9c4180ecfbd05212143
+Subproject commit e7e350062eabf7221303ecef55462b14e6a13f83
diff --git a/2021/inputs/00.txt b/2021/inputs/00.txt
deleted file mode 100644
index a1e3fbb..0000000
--- a/2021/inputs/00.txt
+++ /dev/null
@@ -1,6 +0,0 @@
-5
-10
-20
-5
-123
-0
diff --git a/2021/inputs/01.txt b/2021/inputs/01.txt
deleted file mode 100644
index 523d802..0000000
--- a/2021/inputs/01.txt
+++ /dev/null
@@ -1,2000 +0,0 @@
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diff --git a/2021/jaspervdj b/2021/jaspervdj
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--- /dev/null
+++ b/2021/jaspervdj
@@ -0,0 +1 @@
+Subproject commit 146d61e3b34fc1c6430fb160c29c1473b251c6dd
diff --git a/2021/niknetniko b/2021/niknetniko
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--- /dev/null
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@@ -0,0 +1 @@
+Subproject commit 339924c85e8fbae4d6a2a5c666f5f537800fd0ca
diff --git a/2021/ninewise b/2021/ninewise
index 9a85919..170268f 160000
--- a/2021/ninewise
+++ b/2021/ninewise
@@ -1 +1 @@
-Subproject commit 9a85919a6f082b8fc24f5aa147792146ecd68585
+Subproject commit 170268f3ea829236f61341ac12e4c59140aff739
diff --git a/2021/redfast00 b/2021/redfast00
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@@ -0,0 +1 @@
+Subproject commit e83260b7930c4701f384a216e1b5fd3676c01ea6
diff --git a/2021/rien b/2021/rien
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--- a/2021/rien
+++ b/2021/rien
@@ -1 +1 @@
-Subproject commit 0d127abcd43d4206a826056a4fb10ab2588ed75e
+Subproject commit 1e0c70c08291c39b9efa9cd9b1652b7f98ca768e
diff --git a/2021/robbe b/2021/robbe
index 189a0a7..2e85149 160000
--- a/2021/robbe
+++ b/2021/robbe
@@ -1 +1 @@
-Subproject commit 189a0a7b0af07b87a18198c357f38a3c05c2ec1a
+Subproject commit 2e85149c61ef72723654f8b5941595ec96564bdd
diff --git a/2021/silvius b/2021/silvius
index 6dfb9d8..4488365 160000
--- a/2021/silvius
+++ b/2021/silvius
@@ -1 +1 @@
-Subproject commit 6dfb9d8a500c69be81927b3098771782d54d45a8
+Subproject commit 44883651e9bcf061bab9b7d2b5a6910cbeea962e
diff --git a/README.md b/README.md
index 68e841b..26a20e9 100644
--- a/README.md
+++ b/README.md
@@ -1,19 +1,25 @@
 # De Zeus Advent of Code
 
-| Wie?           | Waar? (Repository)                                | Taal?       |
-| :------------- | :-----------------------------------------------: | ---------:  |
-| chvp           | https://github.com/chvp/aoc2021                   | forth       |
-| ninewise       | https://git.fuyu.moe/ninewise/adventofcode-2021   | lua         |
-| robbe          | git@github.com:Robbe7730/adventofcode2021.git     | ?           |
-| Flynn          | https://gitlab.com/mcbloch/aoc2021                | Cpp         |
-| Silvius        | https://github.com/ajuvercr/aoc-2021              | C           |
-| rien           | https://github.com/rien/adventofcode2021          | C (no std)  |
-| iasoon         | https://github.com/iasoon/aoc2021                 | pony        |
-| Bond-009       | https://github.com/Bond-009/advent-of-code-2021   | Rust        |
-| Timpy          | https://github.com/timodw/aoc_2021                | Python/Numpy|
-| Swambino       | https://github.com/AWerbrouck/AoC                 | py & haskell|
-| Francis.       | https://github.com/FKD13/AoC2021.git              | Prolog      |
-| Lox            | https://github.com/Silox/2021-advent-of-code.git  | Ruby        |
+| Wie?           | Waar? (Repository)                                 | Taal?       |
+| :------------- | :------------------------------------------------: | ---------:  |
+| chvp           | https://github.com/chvp/aoc2021                    | forth       |
+| ninewise       | https://git.fuyu.moe/ninewise/adventofcode-2021    | lua         |
+| robbe          | git@github.com:Robbe7730/adventofcode2021.git      | ?           |
+| Flynn          | https://gitlab.com/mcbloch/aoc2021                 | Cpp         |
+| Silvius        | https://github.com/ajuvercr/aoc-2021               | C           |
+| rien           | https://github.com/rien/adventofcode2021           | C (no std)  |
+| iasoon         | https://github.com/iasoon/aoc2021                  | pony        |
+| Bond-009       | https://github.com/Bond-009/advent-of-code-2021    | Rust        |
+| Timpy          | https://github.com/timodw/aoc_2021                 | Python/Numpy|
+| Swambino       | https://github.com/AWerbrouck/AoC                  | py & haskell|
+| Francis.       | https://github.com/FKD13/AoC2021.git               | Prolog      |
+| Lox            | https://github.com/Silox/2021-advent-of-code.git   | Ruby        |
+| beardhatcode   | https://github.com/beardhatcode/aoc-2021           | Rust        |
+| redfast00      | https://github.com/redfast00/aoc2021               | Python      |
+| Jasper 2.0     | https://github.com/JasperJanin/advent-of-code-2021 | Kotlin      |
+| jaspervdj      | https://github.com/jaspervdj/advent-of-code        | Haskell     |
+| niknetniko     | https://github.com/niknetniko/AdventOfCode         | Elixir      |
+| francis        | https://github.com/fbegyn/aoc2021                  | Go          |
 
 
 * repo clonen: