diff --git a/README.md b/README.md
index b9ae87a..8874474 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,7 @@ The goal is to have only projects that are mostly stable and useful to users.
- [Command-line argument parsing](#command-line-argument-parsing)
- [Compression](#compression)
- [Computation](#computation)
+ - [Concurrency](#concurrency)
- [Cryptography](#cryptography)
- [Database](#database)
- [Data structures](#data-structures)
@@ -175,6 +176,10 @@ See also [http://areweideyet.com/](http://areweideyet.com/) and [Rust and IDEs](
* CMake
* [SiegeLord/RustCMake](https://github.com/SiegeLord/RustCMake) — an example project showing usage of CMake with Rust [](https://travis-ci.org/SiegeLord/RustCMake)
+### Concurrency
+
+* [aturon/crossbeam](https://github.com/aturon/crossbeam) – Support for parallelism and low-level concurrency in Rust [](https://travis-ci.org/aturon/crossbeam)
+* [nikomatsakis/rayon](https://github.com/nikomatsakis/rayon) – A data parallelism library for Rust [](https://travis-ci.org/nikomatsakis/rayon)
### Cloud
@@ -264,6 +269,8 @@ See also [http://areweideyet.com/](http://areweideyet.com/) and [Rust and IDEs](
### Data structures
+* [fizyk20/generic-array](https://github.com/fizyk20/generic-array) – a hack to allow for arrays sized by typenums [](https://travis-ci.org/fizyk20/generic-array)
+* [Nemo157/roaring-rs](https://github.com/Nemo157/roaring-rs) – Roaring Bitmaps in Rust [](https://travis-ci.org/Nemo157/roaring-rs)
* [bluss/rust-itertools](https://github.com/bluss/rust-itertools) — [](https://travis-ci.org/bluss/rust-itertools)
* [reem/rust-typemap](https://github.com/reem/rust-typemap) — [](https://travis-ci.org/reem/rust-typemap)
* [serde-rs/serde](https://github.com/serde-rs/serde) — a framework to generically serialize Rust data structures [](https://travis-ci.org/serde-rs/serde)
@@ -423,6 +430,7 @@ See also [http://areweideyet.com/](http://areweideyet.com/) and [Rust and IDEs](
### Parser
+ * [m4rw3r/chomp](https://github.com/m4rw3r/chomp) – A fast monadic-style parser combinator [](https://travis-ci.org/m4rw3r/chomp)
* [Geal/nom](https://github.com/Geal/nom) — parser combinator library [](https://travis-ci.org/Geal/nom)
* [ivanceras/inquerest](https://github.com/ivanceras/inquerest) — an URL parameter parser for rest filter inquiry [![Build Status](https://travis-ci.org/ivanceras/inquerest.svg?branch=master)](https://travis-ci.org/ivanceras/inquerest)
* [kevinmehall/rust-peg](https://github.com/kevinmehall/rust-peg) — Parsing Expression Grammar (PEG) parser generator