diff --git a/README.md b/README.md
index b173f3a..c4c8846 100644
--- a/README.md
+++ b/README.md
@@ -2,3 +2,40 @@ Sibil
 =====
 
 A Scheme interpreter.
+
+## TODO
+
+A whole ton of stuff. Very much a work in progress. And this list is by no means
+exhaustive, though I will continue to add to it as I think of things...
+
+### `sibil` -- The actual binary
+
+-[ ] Environments
+-[ ] REPL
+-[ ] Standard library stuff
+
+### `sibillexer` -- The lexer
+
+-[ ] Rational numbers
+-[ ] Complex numbers
+-[ ] Quasiquotes (this is not context free apparently, so I expect Badness)
+-[ ] Proper error handling
+
+### `sibilparser` -- The parser
+
+-[ ] Programs
+-[ ] SExpressions: Atoms
+-[ ] SExpressions: Lists
+-[ ] Proper error handling
+
+### `sibiltypes` -- The type library
+
+-[ ] Complex numbers
+-[ ] Addition of disparate types of numbers
+-[ ] Subtraction of numbers
+-[ ] Multiplication of numbers
+-[ ] Division of numbers
+
+## Authors
+
+- Eryn Wells <eryn@erynwells.me>