Incredible understated improvisation from the trio of cellist Martine Altenburger, pianist Frederic Blondy,and saxophonist Bertrand Gauguet, exceptional journeys from three accomplished players.

The trio of Steve Beresford on electronics, Stephen Flinn on drums and percussion, and Dave Tucker on electric guitar in a quirky, unique and exciting set of improvisations recorded in London.

The Norwegian free-improvising trio of prepared pianist Dag-Filip Roaldsnes, alto saxophonist Kim-Erik Pedersen, and percussionist Tore Sandbakken in 14 darkly graceful and succinct works.

Extended improvisations using a mix of acoustic and electric instruments from the sextet of Ernesto Rodrigues, d'incise, Cyril Bondi, Abdul Moiemem, Eduardo Chagas, and Nuno Torres.

Deviant beauty from the trio of Heddy Boubaker (sax), Ernesto Rodrigues (viola) and Abdul Moimeme (prepared electric guitar), dark and sinister improv using extended techniques and a quietly turbulent approach.

This duo arose from the meeting between two violists avid to confront with their instrumental double to create a common sound universe from the same instrument played by two different personalities.

Tense and subtle improvisation from the Belgian duo of pianist Marjolaine Charbin playing inside and out of the piano and alto saxophonist Frans van Isacker using microtonal and extended approaches with the sax.

A live recording from Portugal's Cine-Theatre Curvo-Semedo of the minimal ea-improv quartet of trumpeter Axel Dorner, violist Ernesto Rodrigues, prepared electric guitarist Abdul Moimeme, and Ricardo Guerreiro on computer.

Four masterful improvisers - Axel Dorner (trumpet), Andreas Willers (acoustic guitar & electronics) and Achim Kaufmann (piano) - performing as the .AAA. trio, and then each presenting a solo work, demonstrating their incredible music skills together and alone.

The Ember quartet's 2nd release recorded during the 2008 Ahornfelder Festival in Leipzig, an amazing live/studio album of distinct and clearly separated structured improvisations.

NYC trumpeter Peter Evans and bassist Tom Blancarte play very experimental improvisation pushing the boundries, density and speed of free improv interaction.

WPG is John Ferguson and Robert van Heumen, blending a fractured pulse with dynamic texture into an immersive and disorientating music, from subtle to invasive sound.

The improvising quartet of Canaries on the Pole (Foschia / goyvaerts / Irmer / Wissel) in their second release after their self-titled debut on the Free Elephant label.

Double bassist Alexander Frangenheim, peer to Phil Durrant, Evan Parker, Phil Wachsman, Thomas Lehn, Roger Turner, &c., in a 17 part solo work of gripping and exhilarating playing.

"Zwirn" means "twine" in German, an apt description of the interweaving sound that double bassists Daniel Studer and Peter Frey play together, in 7 freely improvised works of unusual technique and new musical structures.

Glasgow's Improvisers Orchestra from the CCA Glasgow performing three free improvisations and a discretely structured piece by Raymond MacDonald.

Saxophonist Guionnet guides this quartet of sax, viola, cello, & percussion, including label leader Ernesto Rodrigues, delicate yet detailed improv of a high order.

Referencing the work of French artist and composer Yves Klein, this large group of Creative Sources regulars perform the 4 part Monochrome Bleu Sans Titre, a subtle and rich work of acoustic and electronic improvisation.

Jason Kahn brought Olivia Block, Mark Trayle, and Ulrich Krieger together to create this work for the 2008 Cal Arts Center for Experiments in Art, Information and Technology Festival.

Incredible and telepathic ea-oriented improv from violist Ernesto Rodrigues, saxophonist Martin Kuchen, cellist Guilherme Rodrigues, and electronicist Carlos Santos.

Radio Bremen, Germany recording from the 2009 MIBNIGHT JazzFestival of the trio of saxophonist Urs Leimgruber, bassis Ulrich Phillip and flautist Nils Gerold.

Taking their name from the German Town Bad Fallingbostel, this album collects recordings from the 3 year collaboration of these two improvising sound artists: Gunnar Lettow on prepared bass guitar, electronics & objects; and Korhan Erel on computer & controllers.

The string duo Bobun celebrates ten years of creative collaboration with this six piece suite, a studio recording of diverse improvisations that runs the gamut from lowercase minimalism to dense and technically exuberant interaction.

Necks drummer and percussion Tony Buck in a duo from December 2007 performing at the dOeK Festival in Bimhuis, Amsterdam with extended technique pianist Magda Mayas.

European improvisers & associates with an amazing international network of well-known performers, in an improvising quartet of profound acoustic interaction.

The unusual cello duo format is explored by Mitzlaff and Mira in these experimental contemporary improvisations using acoustics and techniques mimicking live electronics to create a uniquely informed music.

Recordings from Cork, Ireland (home of O'Leary) and Basel, Switzerland, of subtle, dark and powerful experimental improv from two masters of the form.

Mysterious and encompassing sound work from this 'post-jazzer' who's toured with Paul Bley, the Cikada String Quartet, and created electroacoustics with Terje Isungset.

Excellent, fun and slightly twisted free improvising quintet with Dennis Gonzalez, Mark Sanders, Alipio Netom, and father/son team Ernesto Rodrigues and Guilherme Rodrigues.

Paed and Raed make "praed", the very unusual electro-acoustic duo behind The Muesli Man, 40 tracks of electronics, bass, clarinets, & tapes (with japanese subtitles!)

An excellent quartet of 4 female improvisers creating mysterious landscapes, bizarre spaces and surprising topography using dual pianos, flute, melodica, trombone & alphorn.

The trio of violist and label leader Ernesto Rodrigues with acoustic guitarist Neil Davidson and sythn/field recording artist Wade Matthews in erosive, sinister and engrossing improv.

Three tracks of acoustic improv from an understated string quartet that uses extended techniques and the whole of their instruments to make unusual and rewarding music.

A large group under the direction of violinist Ernesto Rodrigues (also on harp, metronome & objects) in 4 extended improvisations of great suspense and tension through sound and silence.

Free and unusual improvisation with the strange vocal stylings of Jean-Michel Van Schouwburg, bassist Demey, and percussion and bicycle pump player Vanderstraeten.

An incredible display of control and lyrical development in understated improvisation using circular breathing and extended techniques from Israeli bass clarinetist Yoni Silver.

Formed in 2008 Speak Easy brings free vocal improvisers Ute Wassermann and Phil Minton together with drummer Martin Blume and synth player Thomas Lehn for 5 tracks recorded in concert.

Minimal sound sources and extraneous trumpet sounds using unusual techniques in a duo of subtle yet captivating recordings from these frequent collaborators.

Delicate nuance and fascinating textures from the minimal improvisations of trumpeter Birgit Uhler, violist Ernesto Rodriguez and live sampling from Carlos Santos.

Triple CD from Variable Geometry Orchestra, who create music by juxtaposing acoustic and electronic sound matter with subliminal and psycho-acoustic side effects.

The quartet of Cosottini, Melano, Pisani, Miano (EAQuartet Electroacoustic) in compositions referring to the 4 cardinal map points using graphic scores, games, open readings, &c.

Ever-inventive drummer/percussionist Raymond Strid and performance collaborator, Norwegian-Swedish free improvising vocalist Andreas Backer, for a set of unusual, absurd and detailed improvisations, as the two complement each other in unexpected ways.

The long-standing duo of trumpeter Birgit Uhler, also on radio, speaker & objects, and free improvising vocalist Ute Wasserman, in an album of 8 unbelievable improvisations of a unique and sometimes bizarre character, holding one's attention from its outlandish nature--superb!

With members of IKB, Variable Geometry Orchestra, and LIO, the free improvising/chamber quartet of Ernesto Rodriguge (viola), Bernardo Alvares (bass), Roland Ramana (trumpet), and Nuno Torres (sax), were captured live at Estrela for an intense and introspective concert.

The duo of saxophonist Christoph Erb, best known for his work with the Manuel Mengis Group 6, and French-Japanese violist Frantz Loriot, for five open-minded, technically fascinating and musically unique duos recorded in the studio in Switzerland, 2015.

The trio of Richard Scott on modular synths, Emilio Gordoa on vibraphone & percussion, and Ute Wasserman on voice, in uniquely orchestrated free improvisations that focuses on sound interaction with detail and restraint, while still bringing a sense of wonder and exuberation.

An excellent jazz album using diverse styles bridging free and lyrical playing from the trio of Sergio Tavares (bass), Fabio Almeida (sax) and Joao Martins (drums), playing in and out of the jazz idiom and augmenting Almeida's sax with electronics in compelling ways.

An extended and far-ranging acoustic free improvisation from the trio of Ernesto Rodrigues on viola, Phillip Greenlief on tenor sax, and Tom Wafford on violin, recorded live at the Gallery 1412 during the Seattle Improvised Music Festival of 2006.

Exploratory free improvisation with an emphasis on strings from the trio of Ernesto Rodrigues on viola, Biliana Voutchkova on violin, and Micha Rabuske on flutes & sax, collective conversation with scraping and overblowing mutating their sound in interesting and curious ways.

Strings and small percussion imbue this darkly beautiful set of extended improvisations from the Portugese trio of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, and Monsieur Trinite on small percussion; creative richly open soundscapes with intriguing interventions.

Saxophonist Paulo Alexandre Jorge leads his Improbable Trio with Tom Wheatley on double bass and AMM/Matchless legendary percussionist Eddie Prevost in a six part album of ardent free improvisation on titles about Sex, Love, Death, Friendship, Art Beauty, Power Law, &c.

Ernesto Rodrigues leads a 16 piece orchestra of strings, reeds, winds, voice, brass, accordion, electric guitar, electronics and percussion through the elaborately restrained work "Chelodnis Nigra", rewarding the careful listener with fascinating layers of sound.

Remarkably detailed, slowly moving improvisation from the trio of Katsura Yamauchi on alto sax, Carlos Santos on electronics, and Ernesto Rodrigues on viola, harp and objects, a beautiful balance of acoustic and electronic sound in intensely concentrated music.

Spontaneous compositions of freely improvised music performed on piano, synth, whistles, electroacoustic guitar, percussion, live electronics and effects from this trio who hail from Moscow and Siberia, recording their unique and adventurous dialog in the studio.

Free ranging and captivating improvisations between Hungarian violist Szilard Mezei and cellist Albert Markos, a remarkable duo of the string's potential.

Two CDs representing two extended improvisations of the IKB Ensemble with slightly different personnel, with each ensemble slowly unfolding an amazingly textured work of acoustics and electronics with strong intent and incredible technique, balanced by close listening and attention to detail; an excellent 21st century improvisation orchestra captured live.

The trio of bassist Achim Tang, prepared pianist Philip Zoubek, and trombonist Matthias Muche extended with Sven Hahne on computer and Christian Thome on drums and electronics in a freely improvised electroacoustic album of subtle pacing and diverse approaches, with many of the rhythmic elements imparting a gamelan feeling.

The 2nd album for this quartet, with Daniele Martini on saxophones, Giovanni di Domenico on piano, Goncalo Almeida on doublebass, and Joao Lobo on drums, for an album of slowly building free improv starting in a Necks mode and developing into frenetically lyrical passages, a great blend of modern and traditional approaches to free jazz.

Roman philosopher Titus Lucretius Carus named "Clinamen" the unpredictable (in time and space) swerve of atoms falling in the void, which aptly describes the unexpected directions taken in subtle free improvisation from this French trio, led by bassist Louis-Michel Marion, with Jacques Di Donato on clarinet, and Philippe Berger on viola.

Live recordings at Exploratorium, in Berlin, Geremany in 2010 from the quartet of Klaus Kurvers on double bass, Andrea Sanz Vela and Ernesto Rodrigues on violin, and Micha Rabuske on dlute, bass clarinet, and soprano sax, collective improvisation with complex interplay and a bright spirit as the group follows their instincts in interesting dialog.

A quintet of string improvisers in discerning dialog using viola, cello, double bass, electric guitar, piano & harp, from regular collaborators Ernesto & Guilherme Rodrigues, Miguel Mira, and Abdul Moimeme, plus Aural Terrains label leader Thanos Chrysakis.

Unusual approaches to string improvisation from the quartet of Ernesto Rodrigues (viola), Guilherme Rodrigues (cello), Maria da Rocha (violin), and Miguel Mira (double bass), using extended techniques in subtle yet detailed discourse yielding unexpected qualities to their instruments.

Portuguese electric guitarist Luis Lopes met Chicago free improvising cellist and electronic artist Fred Lonberg-Holm in the studio in Lisbon to record these five improvisations, both using innovative approaches to effect processing to expand their sound into unusual sonic environments, balancing beauty and abrasive sound.

Two freely improvised works performed on cello, sine waves, cracklebox, bottle, synth, cornet and objects from the quartet of frequent collaborators Guilherme Rodrigue, David Area Guillermo Torres, and Tomas Gris, a mix of subtle improvisation and subsuming sound.

A 46-member orchestra of electroacoustic improvisers performing live at St. George's Church in Lisbon in 2015, for an extended and dynamic tapestry of sound conducted by leader Ernesto Rodrigues, with an impressive list of artists familiar to those following the CS label.

Solo improvisations on the Turkish Clarinet from Claudio Parodi, an Italian classically trained pianist who also works with self-built/self-modified electronics, non-western reeds, and selected percussions.

The millefleurs vocal ensemble brings 12 vocalists together in varying groups for minimal and unique vocalisation over a taxonomy of floral genres and species.

Swiss voice artist Isa Wiss with Marc Unternahrer on tuba in a surreal set of alphabetized improvisations in a Minton-esque mode with Unternahrer taking the tuba into untold territory.

Two improvising duos that share one person and joined as a trio -- Berlin musician Miako Klein on recorders -- Warble being Klein and NY/Berlin trumpeter Brad Henkel, the two exploring their instruments through close amplification; Mduo is Klein & NY/Berlin percussionist Michael Weilacher using extended techniques and strange actions.