diff --git a/elixir/.envrc b/elixir/.envrc
new file mode 100644
index 0000000..8392d15
--- /dev/null
+++ b/elixir/.envrc
@@ -0,0 +1 @@
+use flake
\ No newline at end of file
diff --git a/elixir/flake.nix b/elixir/flake.nix
new file mode 100644
index 0000000..7c05db8
--- /dev/null
+++ b/elixir/flake.nix
@@ -0,0 +1,33 @@
+{
+  description = "Nix-flake Elixir development environment (adds nodejs and fly.io)";
+
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  inputs.flake-utils.url = "github:numtide/flake-utils";
+
+  outputs = { self, nixpkgs, flake-utils }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        inherit (pkgs.lib) optional optionals;
+        pkgs = import nixpkgs { inherit system; };
+
+        elixir = pkgs.beam.packages.erlang.elixir;
+      in
+      with pkgs;
+      {
+        devShell = pkgs.mkShell {
+          buildInputs = [
+            bashInteractive
+            elixir
+            elixir_ls
+            nodejs
+            glibcLocales
+            flyctl
+          ] ++ optional stdenv.isLinux inotify-tools
+          ++ optional stdenv.isDarwin terminal-notifier
+          ++ optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [
+            CoreFoundation
+            CoreServices
+          ]);
+        };
+      });
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..57a3b39
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,27 @@
+{
+  description = "Ryan's Nix flake templates";
+
+  outputs = { self }: {
+    templates = {
+      python = {
+        path = ./python;
+        description = "Python shell flake";
+      };
+
+      elixir = {
+        path = ./elixir;
+        description = "Elixir flake";
+      };
+
+      latex = {
+        path = ./latex;
+        description = "LaTeX flake";
+      };
+
+      raw = {
+        path = ./raw;
+        description = "Raw flake";
+      };
+    };
+  };
+}
diff --git a/latex/.envrc b/latex/.envrc
new file mode 100644
index 0000000..8392d15
--- /dev/null
+++ b/latex/.envrc
@@ -0,0 +1 @@
+use flake
\ No newline at end of file
diff --git a/latex/.gitignore b/latex/.gitignore
new file mode 100644
index 0000000..8a26d65
--- /dev/null
+++ b/latex/.gitignore
@@ -0,0 +1,306 @@
+/result
+/.direnv
+
+*.pdf
+
+## Core latex/pdflatex auxiliary files:
+*.aux
+*.lof
+*.log
+*.lot
+*.fls
+*.out
+*.toc
+*.fmt
+*.fot
+*.cb
+*.cb2
+.*.lb
+
+## Intermediate documents:
+*.dvi
+*.xdv
+*-converted-to.*
+# these rules might exclude image files for figures etc.
+# *.ps
+# *.eps
+# *.pdf
+
+## Generated if empty string is given at "Please type another file name for output:"
+.pdf
+
+## Bibliography auxiliary files (bibtex/biblatex/biber):
+*.bbl
+*.bcf
+*.blg
+*-blx.aux
+*-blx.bib
+*.run.xml
+
+## Build tool auxiliary files:
+*.fdb_latexmk
+*.synctex
+*.synctex(busy)
+*.synctex.gz
+*.synctex.gz(busy)
+*.pdfsync
+
+## Build tool directories for auxiliary files
+# latexrun
+latex.out/
+
+## Auxiliary and intermediate files from other packages:
+# algorithms
+*.alg
+*.loa
+
+# achemso
+acs-*.bib
+
+# amsthm
+*.thm
+
+# beamer
+*.nav
+*.pre
+*.snm
+*.vrb
+
+# changes
+*.soc
+
+# comment
+*.cut
+
+# cprotect
+*.cpt
+
+# elsarticle (documentclass of Elsevier journals)
+*.spl
+
+# endnotes
+*.ent
+
+# fixme
+*.lox
+
+# feynmf/feynmp
+*.mf
+*.mp
+*.t[1-9]
+*.t[1-9][0-9]
+*.tfm
+
+#(r)(e)ledmac/(r)(e)ledpar
+*.end
+*.?end
+*.[1-9]
+*.[1-9][0-9]
+*.[1-9][0-9][0-9]
+*.[1-9]R
+*.[1-9][0-9]R
+*.[1-9][0-9][0-9]R
+*.eledsec[1-9]
+*.eledsec[1-9]R
+*.eledsec[1-9][0-9]
+*.eledsec[1-9][0-9]R
+*.eledsec[1-9][0-9][0-9]
+*.eledsec[1-9][0-9][0-9]R
+
+# glossaries
+*.acn
+*.acr
+*.glg
+*.glo
+*.gls
+*.glsdefs
+*.lzo
+*.lzs
+*.slg
+*.slo
+*.sls
+
+# uncomment this for glossaries-extra (will ignore makeindex's style files!)
+# *.ist
+
+# gnuplot
+*.gnuplot
+*.table
+
+# gnuplottex
+*-gnuplottex-*
+
+# gregoriotex
+*.gaux
+*.glog
+*.gtex
+
+# htlatex
+*.4ct
+*.4tc
+*.idv
+*.lg
+*.trc
+*.xref
+
+# hyperref
+*.brf
+
+# knitr
+*-concordance.tex
+# TODO Uncomment the next line if you use knitr and want to ignore its generated tikz files
+# *.tikz
+*-tikzDictionary
+
+# listings
+*.lol
+
+# luatexja-ruby
+*.ltjruby
+
+# makeidx
+*.idx
+*.ilg
+*.ind
+
+# minitoc
+*.maf
+*.mlf
+*.mlt
+*.mtc[0-9]*
+*.slf[0-9]*
+*.slt[0-9]*
+*.stc[0-9]*
+
+# minted
+_minted*
+*.pyg
+
+# morewrites
+*.mw
+
+# newpax
+*.newpax
+
+# nomencl
+*.nlg
+*.nlo
+*.nls
+
+# pax
+*.pax
+
+# pdfpcnotes
+*.pdfpc
+
+# sagetex
+*.sagetex.sage
+*.sagetex.py
+*.sagetex.scmd
+
+# scrwfile
+*.wrt
+
+# svg
+svg-inkscape/
+
+# sympy
+*.sout
+*.sympy
+sympy-plots-for-*.tex/
+
+# pdfcomment
+*.upa
+*.upb
+
+# pythontex
+*.pytxcode
+pythontex-files-*/
+
+# tcolorbox
+*.listing
+
+# thmtools
+*.loe
+
+# TikZ & PGF
+*.dpth
+*.md5
+*.auxlock
+
+# titletoc
+*.ptc
+
+# todonotes
+*.tdo
+
+# vhistory
+*.hst
+*.ver
+
+# easy-todo
+*.lod
+
+# xcolor
+*.xcp
+
+# xmpincl
+*.xmpi
+
+# xindy
+*.xdy
+
+# xypic precompiled matrices and outlines
+*.xyc
+*.xyd
+
+# endfloat
+*.ttt
+*.fff
+
+# Latexian
+TSWLatexianTemp*
+
+## Editors:
+# WinEdt
+*.bak
+*.sav
+
+# Texpad
+.texpadtmp
+
+# LyX
+*.lyx~
+
+# Kile
+*.backup
+
+# gummi
+.*.swp
+
+# KBibTeX
+*~[0-9]*
+
+# TeXnicCenter
+*.tps
+
+# auto folder when using emacs and auctex
+./auto/*
+*.el
+
+# expex forward references with \gathertags
+*-tags.tex
+
+# standalone packages
+*.sta
+
+# Makeindex log files
+*.lpz
+
+# xwatermark package
+*.xwm
+
+# REVTeX puts footnotes in the bibliography by default, unless the nofootinbib
+# option is specified. Footnotes are the stored in a file with suffix Notes.bib.
+# Uncomment the next line to have this generated file ignored.
+#*Notes.bib
\ No newline at end of file
diff --git a/latex/document.tex b/latex/document.tex
new file mode 100644
index 0000000..89bfb2d
--- /dev/null
+++ b/latex/document.tex
@@ -0,0 +1,7 @@
+% !TEX root = document.txt
+
+\documentclass[a4paper]{article}
+
+\begin{document}
+Hello, World!
+\end{document}
\ No newline at end of file
diff --git a/latex/flake.nix b/latex/flake.nix
new file mode 100644
index 0000000..32f237f
--- /dev/null
+++ b/latex/flake.nix
@@ -0,0 +1,50 @@
+{
+  description = "LaTeX flake";
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    flake-utils.url = github:numtide/flake-utils;
+  };
+  outputs = { self, nixpkgs, flake-utils }:
+    let
+      rootName = "document";
+    in
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = nixpkgs.legacyPackages.${system};
+
+        tex = pkgs.texlive.combine {
+          inherit (pkgs.texlive) scheme-small latex-bin latexmk
+            metafont
+            chktex
+            latexindent
+            ;
+        };
+      in
+      rec {
+        packages = {
+          document = pkgs.stdenvNoCC.mkDerivation rec {
+            name = rootName;
+            src = self;
+            buildInputs = [ pkgs.coreutils tex ];
+            phases = [ "unpackPhase" "buildPhase" "installPhase" ];
+            buildPhase = ''
+              export PATH="${pkgs.lib.makeBinPath buildInputs}";
+              mkdir -p .cache/texmf-var
+              env TEXMFHOME=.cache TEXMFVAR=.cache/texmf-var \
+                latexmk -interaction=nonstopmode -pdf ${rootName}.tex
+            '';
+            installPhase = ''
+              mkdir -p $out
+              cp ${rootName}.pdf $out/
+            '';
+          };
+          default = packages.document;
+        };
+
+        devShells.default = pkgs.mkShellNoCC {
+          buildInputs = [
+            tex
+          ];
+        };
+      });
+}
diff --git a/python/.envrc b/python/.envrc
new file mode 100644
index 0000000..958a322
--- /dev/null
+++ b/python/.envrc
@@ -0,0 +1,2 @@
+nix_direnv_watch_file requirements.txt
+use flake
\ No newline at end of file
diff --git a/python/.gitignore b/python/.gitignore
new file mode 100644
index 0000000..2320c2c
--- /dev/null
+++ b/python/.gitignore
@@ -0,0 +1,3 @@
+__pycache__
+
+/.direnv
\ No newline at end of file
diff --git a/python/README.md b/python/README.md
new file mode 100644
index 0000000..779158c
--- /dev/null
+++ b/python/README.md
@@ -0,0 +1,45 @@
+# python-shell
+
+## Using
+
+- dev shell: `nix develop`
+- edit `requirements.txt` for dev shell requirements
+
+## Jupyter in VSCode
+
+To use jupyter in VSCode add these requirements:
+
+```
+ipykernel
+nbformat
+ipywidgets
+```
+
+## Updating mach-nix pypi deps db
+
+Add to inputs:
+
+```nix
+pypi-deps-db = {
+  url = "github:davhau/pypi-deps-db/0000000000000000000000000000000000000000";
+  flake = false;
+};
+mach-nix.inputs.pypi-deps-db.follows = "pypi-deps-db";
+```
+
+## Adding git dependency
+
+Add to mkPython ([more info](https://github.com/DavHau/mach-nix/blob/master/examples.md)):
+
+```nix
+packagesExtra = [
+  (mach.buildPythonPackage
+    {
+      src = builtins.fetchGit {
+        url = "https://github.com/user/repo";
+        ref = "branch";
+        rev = "0000000000000000000000000000000000000000";
+      };
+    })
+];
+```
diff --git a/python/flake.nix b/python/flake.nix
new file mode 100644
index 0000000..a2cc896
--- /dev/null
+++ b/python/flake.nix
@@ -0,0 +1,35 @@
+{
+  description = "Python shell flake";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+
+    mach-nix.url = "github:davhau/mach-nix";
+  };
+
+  outputs = { self, nixpkgs, mach-nix, flake-utils, ... }:
+    let
+      pythonVersion = "python39";
+    in
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = nixpkgs.legacyPackages.${system};
+        mach = mach-nix.lib.${system};
+
+        pythonEnv = mach.mkPython {
+          python = pythonVersion;
+          requirements = builtins.readFile ./requirements.txt;
+        };
+      in
+      {
+        devShells.default = pkgs.mkShellNoCC {
+          packages = [ pythonEnv ];
+
+          shellHook = ''
+            export PYTHONPATH="${pythonEnv}/bin/python"
+          '';
+        };
+      }
+    );
+}
diff --git a/python/main.py b/python/main.py
new file mode 100755
index 0000000..dea7809
--- /dev/null
+++ b/python/main.py
@@ -0,0 +1,3 @@
+#!/usr/bin/env python
+
+print("Hello world!")
\ No newline at end of file
diff --git a/python/requirements.txt b/python/requirements.txt
new file mode 100644
index 0000000..e69de29
diff --git a/raw/.envrc b/raw/.envrc
new file mode 100644
index 0000000..8392d15
--- /dev/null
+++ b/raw/.envrc
@@ -0,0 +1 @@
+use flake
\ No newline at end of file
diff --git a/raw/flake.nix b/raw/flake.nix
new file mode 100644
index 0000000..6a62dce
--- /dev/null
+++ b/raw/flake.nix
@@ -0,0 +1,32 @@
+{
+  description = "Nix-flake development folder, raw";
+
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  inputs.flake-utils.url = "github:numtide/flake-utils";
+
+  outputs = { self, nixpkgs, flake-utils }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        inherit (pkgs.lib) optional optionals;
+        pkgs = import nixpkgs { inherit system; };
+
+
+      in
+      with pkgs;
+      {
+        devShell = pkgs.mkShell {
+          buildInputs = [
+            bashInteractive
+            glibcLocales
+            git
+            emacs-nox
+
+          ] ++ optional stdenv.isLinux inotify-tools
+          ++ optional stdenv.isDarwin terminal-notifier
+          ++ optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [
+            CoreFoundation
+            CoreServices
+          ]);
+        };
+      });
+}