Skip to content

RcppAnnoy

'Rcpp' Bindings for 'Annoy', a Library for Approximate Nearest Neighbors

v0.0.23 · Jan 12, 2026 · GPL (>= 2)

Description

'Annoy' is a small C++ library for Approximate Nearest Neighbors written for efficient memory usage as well an ability to load from / save to disk. This package provides an R interface by relying on the 'Rcpp' package, exposing the same interface as the original Python wrapper to 'Annoy'. See <https://github.com/spotify/annoy> for more on 'Annoy'. 'Annoy' is released under Version 2.0 of the Apache License. Also included is a small Windows port of 'mmap' which is released under the MIT license.

Downloads

58.2K

Last 30 days

465th

188.1K

Last 90 days

524.6K

Last year

Trend: -3.2% (30d vs prior 30d)

CRAN Check Status

2 NOTE
12 OK
Show all 14 flavors
Flavor Status
r-devel-linux-x86_64-debian-clang OK
r-devel-linux-x86_64-debian-gcc OK
r-devel-linux-x86_64-fedora-clang OK
r-devel-linux-x86_64-fedora-gcc OK
r-devel-macos-arm64 OK
r-devel-windows-x86_64 OK
r-oldrel-macos-arm64 NOTE
r-oldrel-macos-x86_64 NOTE
r-oldrel-windows-x86_64 OK
r-patched-linux-x86_64 OK
r-release-linux-x86_64 OK
r-release-macos-arm64 OK
r-release-macos-x86_64 OK
r-release-windows-x86_64 OK
Check details (2 non-OK)
NOTE r-oldrel-macos-arm64

installed package size

installed size is  7.9Mb
  sub-directories of 1Mb or more:
    libs   7.6Mb
NOTE r-oldrel-macos-x86_64

installed package size

installed size is  8.0Mb
  sub-directories of 1Mb or more:
    libs   7.7Mb

Check History

NOTE 12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026
NOTE r-oldrel-macos-arm64

installed package size

installed size is  7.9Mb
  sub-directories of 1Mb or more:
    libs   7.6Mb
NOTE r-oldrel-macos-x86_64

installed package size

installed size is  8.0Mb
  sub-directories of 1Mb or more:
    libs   7.7Mb

Reverse Dependencies (7)

linking_to

suggests

Dependency Network

Dependencies Reverse dependencies Rcpp Seurat bbknnR bigANNOY blocking scDHA uwot VectrixDB RcppAnnoy

Version History

new 0.0.23 Mar 10, 2026
updated 0.0.23 ← 0.0.22 diff Jan 11, 2026
updated 0.0.22 ← 0.0.21 diff Jan 22, 2024
updated 0.0.21 ← 0.0.20 diff Jul 2, 2023
updated 0.0.20 ← 0.0.19 diff Oct 27, 2022
updated 0.0.19 ← 0.0.18 diff Jul 29, 2021
updated 0.0.18 ← 0.0.17 diff Dec 14, 2020
updated 0.0.17 ← 0.0.16 diff Nov 15, 2020
updated 0.0.16 ← 0.0.15 diff Mar 7, 2020
updated 0.0.15 ← 0.0.14 diff Feb 26, 2020
updated 0.0.14 ← 0.0.13 diff Nov 11, 2019
updated 0.0.13 ← 0.0.12 diff Sep 22, 2019
updated 0.0.12 ← 0.0.11 diff May 11, 2019
updated 0.0.11 ← 0.0.10 diff Oct 31, 2018
updated 0.0.10 ← 0.0.9 diff Sep 25, 2017
updated 0.0.9 ← 0.0.8 diff Aug 30, 2017
updated 0.0.8 ← 0.0.7 diff Sep 30, 2016
updated 0.0.7 ← 0.0.6 diff Nov 14, 2015
updated 0.0.6 ← 0.0.5 diff May 3, 2015
updated 0.0.5 ← 0.0.4 diff Jan 23, 2015