ts-fsrs is a versatile package written in TypeScript that supports ES modules, CommonJS, and UMD. It implements the Free Spaced Repetition Scheduler (FSRS) algorithm, enabling developers to integrate FSRS into their flashcard applications to enhance the u
fs for react.js
FSRS for the browser, including Optimizer and Scheduler
nodejs binding for fsrs-rs
nodejs binding for fsrs-rs
nodejs binding for fsrs-rs
FSRS (free spaced repetition scheduler) algorithm, based on the DSR model proposed by Piotr Wozniak, author of SuperMemo
Node.js bindings for the FSRS Optimizer implemented in Rust and compiled to WASI.
A minimalistic implementation of FSRS 5 spaced repetition algorithm
nodejs binding for fsrs-rs
Node.js bindings for the FSRS Optimizer implemented in Rust and compiled to WASI.
nodejs binding for fsrs-rs
nodejs binding for fsrs-rs
nodejs binding for fsrs-rs
Nesso shared TypeScript types — graph, node, edge, settings, FSRS
nodejs binding for fsrs-rs
22 neuroscience-inspired memory algorithms for AI agents: FSRS spaced repetition, Hebbian learning, Ebbinghaus decay, emotional tagging, sleep consolidation, plus 10 advanced algorithms (vmPFC-FSRS, two-factor Hebbian, simulation-selection sleep, Fiedler-
nodejs binding for fsrs-rs
nodejs binding for fsrs-rs
Node.js bindings for the FSRS Optimizer implemented in Rust and compiled to WASI.
nodejs binding for fsrs-rs
Generate Anki .apkg decks with full FSRS support. Works in browsers, Node.js, and Bun.
nodejs binding for fsrs-rs
nodejs binding for fsrs-rs
FSRS for Rust, including Optimizer and Scheduler
Rust-based Scheduler for FSRS
Core library for Engram -- persistent semantic memory for AI agents
FSRS-powered spaced repetition CLI for exam preparation
A TUI to write and use flashcards
A plain text-based spaced repetition system.
Spaced-repetition reviewer and authoring tool for markdown knowledge vaults. Placeholder — implementation in progress.
Universal memory runtime for AI agents — episodic, semantic, and procedural memory with 8-signal fusion retrieval
A memory engine for conversational AI agents, inspired by neuroscience and Buddhist psychology
Rust-based FSRS scheduler
Learn keyboard shortcuts through spaced repetition in the terminal
A modern, type-safe library for generating Anki decks (.apkg) compatible with FSRS.
A ruby implementation of the Open Spaced Repetition's Free Spaced Repetition Scheduler.
A complete Ruby port of the TypeScript FSRS v6.0 algorithm for spaced repetition scheduling. Implements exponential difficulty, linear damping, and 21-parameter optimization for optimal review timing in flashcard and learning applications.
========================================================= FreeSWITCHeR Copyright (c) 2009 The Rubyists (Jayson Vaughn, Tj Vanderpoel, Michael Fellinger, Kevin Berry) Distributed under the terms of the MIT License. ========================================================== ABOUT ----- A ruby library for interacting with the "FreeSWITCH" (http://www.freeswitch.org) opensource telephony platform REQUIREMENTS ------------ * ruby (>= 1.8) * eventmachine (If you wish to use Outbound and Inbound listener) USAGE ----- An Outbound Event Listener Example that reads and returns DTMF input: -------------------------------------------------------------------- Simply just create a subclass of FSR::Listner::Outbound and all new calls/sessions will invoke the "session_initiated" callback method. <b>NOTE</b>: FSR uses blocks within the 'session_inititated' method to ensure that the next "freeswich command" is not executed until the previous "Freeswitch command" has finished. This is kicked off by "answer do" #!/usr/bin/ruby require 'fsr' require 'fsr/listener/outbound' class OutboundDemo < FSR::Listener::Outbound def session_initiated exten = @session.headers[:caller_caller_id_number] FSR::Log.info "*** Answering incoming call from #{exten}" answer do FSR::Log.info "***Reading DTMF from #{exten}" read("/home/freeswitch/freeswitch/sounds/music/8000/sweet.wav", 4, 10, "input", 7000) do |read_var| FSR::Log.info "***Success, grabbed #{read_var.strip} from #{exten}" # Tell the caller what they entered speak("Got the DTMF of: #{read_var}") do #Hangup the call hangup end end end end end FSR.start_oes! OutboundDemo, :port => 8084, :host => "127.0.0.1" An Inbound Event Socket Listener example using FreeSWITCHeR's hook system: -------------------------------------------------------------------------- #!/usr/bin/ruby require 'pp' require 'fsr' require "fsr/listener/inbound" # EXAMPLE 1 # This adds a hook on CHANNEL_CREATE events. You can also create a method to handle the event you're after. See the next example FSL::Inbound.add_event_hook(:CHANNEL_CREATE) {|event| FSR::Log.info "*** [#{event.content[:unique_id]}] Channel created - greetings from the hook!" } # EXAMPLE 2 # Define a method to handle CHANNEL_HANGUP events. def custom_channel_hangup_handler(event) FSR::Log.info "*** [#{event.content[:unique_id]}] Channel hangup. The event:" pp event end # This adds a hook for EXAMPLE 2 FSL::Inbound.add_event_hook(:CHANNEL_HANGUP) {|event| custom_channel_hangup_handler(event) } # Start FSR Inbound Listener FSR.start_ies!(FSL::Inbound, :host => "localhost", :port => 8021) An Inbound Event Socket Listener example using the on_event callback method instead of hooks: --------------------------------------------------------------------------------------------- #!/usr/bin/ruby require 'pp' require 'fsr' require "fsr/listener/inbound" class IesDemo < FSR::Listener::Inbound def on_event(event) pp event.headers pp event.content[:event_name] end end FSR.start_ies!(IesDemo, :host => "localhost", :port => 8021, :auth => "ClueCon") An example of using FSR::CommandSocket to originate a new call in irb: ---------------------------------------------------------------------- irb(main):001:0> require 'fsr' => true irb(main):002:0> FSR.load_all_commands => [:sofia, :originate] irb(main):003:0> sock = FSR::CommandSocket.new => #<FSR::CommandSocket:0xb7a89104 @server="127.0.0.1", @socket=#<TCPSocket:0xb7a8908c>, @port="8021", @auth="ClueCon"> irb(main):007:0> sock.originate(:target => 'sofia/gateway/carlos/8179395222', :endpoint => FSR::App::Bridge.new("user/bougyman")).run => {"Job-UUID"=>"732075a4-7dd5-4258-b124-6284a82a5ae7", "body"=>"", "Content-Type"=>"command/reply", "Reply-Text"=>"+OK Job-UUID: 732075a4-7dd5-4258-b124-6284a82a5ae7"} SUPPORT ------- Home page at http://code.rubyists.com/projects/fs #rubyists on FreeNode
========================================================= FreeSWITCHeR Copyright (c) 2009 The Rubyists (Jayson Vaughn, Tj Vanderpoel, Michael Fellinger, Kevin Berry) Distributed under the terms of the MIT License. ========================================================== About ----- *** STILL UNDER HEAVY DEVELOPMENT *** A ruby library for interacting with the "FreeSWITCH" (http://www.freeswitch.org) opensource telephony platform *** STILL UNDER HEAVY DEVELOPMENT *** Requirements ------------ - ruby (>= 1.8) - eventmachine (If you wish to use Outbound and Inbound listener) Usage ----- Example of originating a new call in 'irb' using FSR::CommandSocket#originate: irb(main):001:0> require 'fsr' => true irb(main):002:0> FSR.load_all_commands => [:sofia, :originate] irb(main):003:0> sock = FSR::CommandSocket.new => #<FSR::CommandSocket:0xb7a89104 @server="127.0.0.1", @socket=#<TCPSocket:0xb7a8908c>, @port="8021", @auth="ClueCon"> irb(main):007:0> sock.originate(:target => 'sofia/gateway/carlos/8179395222', :endpoint => FSR::App::Bridge.new("user/bougyman")).run => {"Job-UUID"=>"732075a4-7dd5-4258-b124-6284a82a5ae7", "body"=>"", "Content-Type"=>"command/reply", "Reply-Text"=>"+OK Job-UUID: 732075a4-7dd5-4258-b124-6284a82a5ae7"} Example of creating an Outbound Eventsocket listener: #!/usr/bin/env ruby require 'fsr' require "fsr/listener/outbound" class OesDemo < FSR::Listener::Outbound def session_initiated(session) number = session.headers[:caller_caller_id_number] # Grab the inbound caller id FSR::Log.info "*** Answering incoming call from #{number}" answer # Answer the call set "hangup_after_bridge=true" # Set a variable speak 'Hello, This is your phone switch. Have a great day' # use mod_flite to speak hangup # Hangup the call end end FSR.start_oes!(OesDemo, :port => 1888, :host => "localhost") Example of creating an Inbound Eventsocket listener: #!/usr/bin/env ruby require 'fsr' require "fsr/listener/inbound" class IesDemo < FSR::Listener::Inbound def on_event(event) pp event.headers pp event.content[:event_name] end end FSR.start_ies!(IesDemo, :host => "localhost", :port => 8021) Support ------- Home page at http://code.rubyists.com/projects/fs #rubyists on FreeNode
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