macOS
Homebrewverified · 100%
brew install asciinemalocal Homebrew formula metadata
MacPortsverified · 94%
sudo port install asciinemaMacPorts ports tree · sysutils/asciinema/Portfile · source: api.github.com
brew
Install asciinema with Homebrew, apk, apt, dnf, MacPorts, Nix, pacman, zypper
Record and share terminal sessions. Version 3.2.1 via Homebrew; verified 2026-06-16.
install
Additional install commands
Linux
Alpine Linux apkverified · 92%
sudo apk add asciinemaAlpine Linux edge package indexes · asciinema · source: dl-cdn.alpinelinux.org
Debian aptverified · 92%
sudo apt install asciinemaDebian stable package indexes · asciinema · source: deb.debian.org
Fedora dnfverified · 92%
sudo dnf install asciinemaFedora Rawhide package metadata · asciinema · source: dl.fedoraproject.org
Nixverified · 92%
nix profile install nixpkgs#asciinemanixpkgs package indexes · pkgs/by-name/as/asciinema/package.nix · source: api.github.com
Arch Linux pacmanverified · 92%
sudo pacman -S asciinemaArch Linux sync databases · asciinema · source: geo.mirror.pkgbuild.com
openSUSE zypperverified · 92%
sudo zypper install asciinemaopenSUSE Tumbleweed package metadata · asciinema · source: download.opensuse.org
overview
Package summary
Record and share terminal sessions
Project links
Commands and aliases
- asciinema
history
Project history and usage
asciinema is a terminal-session recorder, streamer, and player built around lightweight terminal event captures rather than conventional video files. It became a standard CLI/package-manager tool for sharing reproducible terminal demos, bug reports, tutorials, and command-line workflows.
Project history
The GitHub repository was created in 2011 and the project identifies Marcin Kulik as copyright holder from that year. The early release stream reached v0.1 in 2012 and v1.0.0 in March 2015, establishing asciinema as a small command-line recorder tied to the asciinema.org sharing service.
The project evolved from a Python implementation to a Rust implementation. The current README says active development happens on the `develop` branch, that the current 3.x generation is written in Rust, and that the previous 2.x generation written in Python remains available on the `python` branch.
Adoption history
asciinema spread because it solved a packaging-era problem: terminal sessions are text streams, not pixels, so they can be captured, replayed, embedded, uploaded, and versioned more naturally than screen recordings. Its official README emphasizes `.cast` files, terminal replay, web embedding, server upload, and live streaming.
The input package facts show broad distribution across Alpine, Homebrew, Debian, Fedora, MacPorts, Nix, Arch, Ubuntu, and openSUSE packaging. That breadth matches actual usage: developers install it from the system package manager, run `asciinema rec`, then share the resulting recording locally, on asciinema.org, or on a self-hosted server.
How it is used
Common usage is `asciinema rec demo.cast` to capture a shell session, replaying recordings in a terminal, embedding them on a web page with asciinema-player, or uploading/streaming them through an asciinema server. CLI 3.x adds TOML configuration at the user and system level for server URL, recording behavior, playback, notifications, and hotkeys.
Why package nerds care
asciinema is a classic terminal-culture package: tiny command, durable text-like artifact, easy package-manager install, and excellent demos in READMEs and bug reports. It also has a notable implementation migration from Python to Rust, which affects downstream packagers, dependency closure, generated man pages, and shell completions.
Timeline
- 2011: GitHub repository created; project copyright line starts at 2011.
- 2012: v0.1 tag commit in the repository.
- 2015: v1.0.0 release published.
- 2018: v2.0.0 release published.
- 2025: v3.0.0 release published, marking the Rust 3.x generation.
- 2026: v3.2.1 release published.
Related projects
- asciinema-player embeds recordings on web pages.
- asciinema-server, including asciinema.org, hosts uploads and relay streaming.
- The asciicast file format is the recording format used by the CLI and player.
Sources
security posture
Risk level: blue
broad file, network, media, or database tool signal.
Risk classifier
blue risk · medium confidence · tool
Why
- broad file, network, media, or database tool signal
Signals
- text:record
Install behavior
- No Homebrew post-install hook is recorded in formula metadata.
- Homebrew bottle metadata is available for 6 platform targets.
- Build metadata lists 1 build dependencies.
Recommended review
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
local files
Configuration and credential file locations
These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.
Configuration files
Config paths the tool may read or write during local use.
- Unix
~/.config/asciinema/config.toml/etc/asciinema/config.toml
executables
Installed executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
asciinema | cli | global executable |
freshness
Version and freshness
These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.
page generated2026-07-08
manager version3.2.1
manager updated2026-06-16
local dataok
upstreamcurrent
latest detectedv3.2.1
https://github.com/asciinema/asciinema
- okNo freshness warnings were generated.
install metadata
Package metadata
| Package key | brew:asciinema |
|---|---|
| Version | 3.2.1 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/asciinema |
| Homepage | https://asciinema.org |
| Repository | https://github.com/asciinema/asciinema |
| Upstream docs | https://docs.asciinema.org/ |
| License | GPL-3.0-only |
| Source archive | https://github.com/asciinema/asciinema/archive/refs/tags/v3.2.1.tar.gz |
| Last updated | 2026-06-16T19:14:11Z |
| Pulse | updated |
| Build dependencies | rust |
| Bottle | available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | not defined |
| Service | none declared |
registry facts
Source database details
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | asciinema |
| Version Scheme | 0 |
| Revision | 0 |
| Head Version | HEAD |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
source database matches
Other package-manager records
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
Debian apt95%
asciinema 2.4.0-1
Record and share your terminal sessions, the right way
sudo apt install asciinema- Section: utils
- Architecture: all
- 2 dependencies
- normalized package name match
- Matched by: Asciinema
Nix95%
asciinema
nix profile install nixpkgs#asciinema- normalized package name match
- Matched by: Asciinema
Ubuntu apt95%
asciinema 2.4.0-1
Record and share your terminal sessions, the right way
sudo apt install asciinema- Section: universe/python
- Architecture: all
- 2 dependencies
- normalized package name match
- Matched by: Asciinema
apk95%
asciinema 3.2.0-r0
Command line recorder for the asciinema.org service
https://github.com/asciinema/asciinema
sudo apk add asciinema- License: GPL-3.0-or-later
- Architecture: x86_64
- Source Package: asciinema
- 1 dependencies
- 1 provides
- normalized package name match
- Matched by: Asciinema
apk95%
asciinema-bash-completion 3.2.0-r0
Bash completions for asciinema
https://github.com/asciinema/asciinema
sudo apk add asciinema-bash-completion- License: GPL-3.0-or-later
- Architecture: x86_64
- Source Package: asciinema
- normalized package name match
- Matched by: Asciinema
apk95%
asciinema-doc 3.2.0-r0
Command line recorder for the asciinema.org service (documentation)
https://github.com/asciinema/asciinema
sudo apk add asciinema-doc- License: GPL-3.0-or-later
- Architecture: x86_64
- Source Package: asciinema
- normalized package name match
- Matched by: Asciinema
apk95%
asciinema-fish-completion 3.2.0-r0
Fish completions for asciinema
https://github.com/asciinema/asciinema
sudo apk add asciinema-fish-completion- License: GPL-3.0-or-later
- Architecture: x86_64
- Source Package: asciinema
- normalized package name match
- Matched by: Asciinema
apk95%
asciinema-zsh-completion 3.2.0-r0
Zsh completions for asciinema
https://github.com/asciinema/asciinema
sudo apk add asciinema-zsh-completion- License: GPL-3.0-or-later
- Architecture: x86_64
- Source Package: asciinema
- normalized package name match
- Matched by: Asciinema
dnf95%
asciinema 3.2.0-1.fc45
Terminal session recorder, streamer and player
sudo dnf install asciinema- License: GPL-3.0-or-later AND Apache-2.0 AND BSD-3-Clause AND ISC AND MIT AND Unicode-3.0 AND Unicode-DFS-2016 AND (0BSD OR MIT OR Apache-2.0) AND (Apache-2.0 OR
- Category: Unspecified
- Architecture: x86_64
- Source Package: asciinema
- 4 dependencies
- 1 provides
- normalized package name match
- Matched by: Asciinema
pacman95%
asciinema 3.2.0-1
Record and share terminal sessions
sudo pacman -S asciinema- License: GPL-3.0-only
- Architecture: x86_64
- 2 dependencies
- normalized package name match
- Matched by: Asciinema
zypper95%
asciinema 3.2.0-2.1
Terminal session recorder
sudo zypper install asciinema- License: GPL-3.0-or-later
- Category: Productivity/Networking/Other
- Architecture: x86_64
- Source Package: asciinema
- 3 dependencies
- 2 provides
- normalized package name match
- Matched by: Asciinema
MacPorts95%
asciinema
sudo port install asciinema- normalized package name match
- Matched by: Asciinema
source trail
Generated from repository data
This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.
Combined YAML source
View the package source record on GitHub.
Used sources
- Geiger risk classifier
- Nucleus package database
- av.db category and tag curation
- cross-ecosystem install command graph
- curated configuration and credential file locations
- curated package history
- external package-manager database matches
- package relationship graph
- package version freshness
- package-page enrichment